Extension_Information: Name: Dataset_Identifier Short_Name: datsetid Type: text Domain: free text Parent: Identification_Information Optionality: Mandatory Repeatability: 1 Definition: Unique string to identify a dataset. Rationale: Provides a unique identifier for a dataset whenever it is referenced. Source: ISO (2001) TC 211 Draft International Standard - Geographic Information - Metadata; Hughes Applied Information Systems (1994) Proposed ECS Core Metadata Standard ID of data object Extension_Information: Name: Documentation Short_Name: documnts Type: compound Child: Data_Dictionary_Reference Child: User's_Guide Child: Science_Paper Parent: Description Optionality: Optional Repeatability: >=1 Definition: Information about or relevant to the dataset. Rationale: Not all useful information about the dataset accompanies the data. Source: Hughes Applied Information Systems (1994) Proposed ECS Core Metadata Standard Extension_Information: Name: Data_Dictionary_Reference Short_Name: datdicrf Type: compound Child: Citation_Information Parent: Documentation Optionality: Optional Repeatability: >=1 Definition: Reference to a list of terms and their definitions, used in describing the dataset. Rationale: Users may need to know where to find definitions of dataset terminology. Source: Hughes Applied Information Systems (1994) Proposed ECS Core Metadata Standard Extension_Information: Name: User's_Guide Short_Name: userguid Type: compound Child: Citation_Information Parent: Documentation Optionality: Optional Repeatability: >=1 Definition: Reference information for User's Guides. Source: Hughes Applied Information Systems (1994) Proposed ECS Core Metadata Standard DSS Guide Document elements Extension_Information: Name: Science_Paper Short_Name: scipap Type: compound Child: Citation_Information Parent: Documentation Optionality: Optional Repeatability: >=1 Definition: Reference information for scientific papers relevant to the dataset. Source: Hughes Applied Information Systems (1994) Proposed ECS Core Metadata Standard Extension_Information: Name: Frame_Area Short_Name: frarea Type: compound Child: Frame_Area_Value Child: Frame_Area_Units Parent: Spatial_Domain Optionality: Optional Repeatability: >=1 Definition: Geographical area covered by individual frame. Source: FGDC/SWG Remote Sensing Metadata Extensions Editing Committee Extension_Information: Name: Frame_Area_Value Short_Name: frareavl Type: real Domain: Frame_Area_Value > 0.0 Parent: Frame_Area Optionality: Mandatory Repeatability: 1 Definition: Area covered by frame, in units given by Frame_Area_Units. Source: FGDC/SWG Remote Sensing Metadata Extensions Editing Committee Extension_Information: Name: Frame_Area_Units Short_Name: frareaun Type: text Domain: "square meters" "square miles" free text Parent: Frame_Area Optionality: Mandatory Repeatability: 1 Definition: Units in which value given by Frame_Area_Value is expressed. Source: FGDC/SWG Remote Sensing Metadata Extensions Editing Committee Extension_Information: Name: Multiple_Image_Alignment Short_Name: multimal Type: compound Child: ID_Overlapping_Dataset Child: Type_of_Overlap Child: Percentage_of_Overlap Parent: Spatial_Domain Optionality: Optional Repeatability: >=1 Definition: Positioning of other frame imaging some areas in common. Source: FGDC/SWG Remote Sensing Metadata Extensions Editing Committee Extension_Information: Name: ID_Overlapping_Dataset Short_Name: ovlpdtid Type: compound Child: Dataset_Identifier Parent: Multiple_Image_Alignment Optionality: Mandatory Repeatability: 1 Definition: Identifier for external frame imaging some areas in common. Source: FGDC/SWG Remote Sensing Metadata Extensions Editing Committee Extension_Information: Name: Type_of_Overlap Short_Name: ovlptype Type: text Domain: "overlap" "sidelap" free text Parent: Multiple_Image_Alignment Optionality: Mandatory Repeatability: 1 Definition: Information as to whether external frame is along same (overlap) or parallel (sidelap) flight line. Source: FGDC/SWG Remote Sensing Metadata Extensions Editing Committee Extension_Information: Name: Percentage_of_Overlap Short_Name: ovlppct Type: real Domain: 0.0 <= Percentage_of_Overlap <= 100.0 Parent: Multiple_Image_Alignment Optionality: Mandatory Repeatability: 1 Definition: Area common to two successive photos along the same flight strip, expressed as a percentage of photo area. Source: FGDC/SWG Remote Sensing Metadata Extensions Editing Committee Extension_Information: Name: Worldwide_Reference_System Short_Name: wwrefsys Type: compound Child: Path Child: Row Parent: Spatial_Domain Optionality: Optional Repeatability: 1 Definition: Global notation system for Landsat data. Source: USGS Earth Resources Observation System (EROS) Data Center Extension_Information: Name: Path Short_Name: wwrefpat Type: Integer Domain: 0 < Path <= 251 Parent: Worldwide_Reference_System Optionality: Mandatory Repeatability: 1 Definition: Sequential number, increasing east to west, assigned to satellite orbital track. Source: USGS EROS Data Center Extension_Information: Name: Row Short_Name: wwrefrow Type: Integer Domain: 0 < Row <= 248 Parent: Worldwide_Reference_System Optionality: Mandatory Repeatability: 1 Definition: Sequential number assigned to frame latitudinal center line along a path. Source: USGS EROS Data Center Extension_Information: Name: Processing_Level Short_Name: proclevl Type: compound Child: Processing_Level_Identifier Child: Processing_Level_Authority Parent: Identification_Information Optionality: Mandatory-if-applicable Repeatability: >=1 Definition: Degree of data processing applied to the measurements, as exemplified in Appendixes AC. Source: Hughes Applied Information Systems (1994) Proposed ECS Core Metadata Standard DSS Processing Level ID (ECS F&PRS, CODMAC and ESADS definitions; EOS Data Panel Report); Kresse (2000) Extension_Information: Name: Processing_Level_Identifier Short_Name: prolevid Type: text Domain: free text Parent: Processing_Level Optionality: Mandatory Repeatability: 1 Definition: Data distributor's code that identifies the level of data processing applied to the measurements, as defined in Processing_Level_Authority. Appendixes A-C show examples. Source: Hughes Applied Information Systems (1994) Proposed ECS Core Metadata Standard DSS Processing Level ID (ECS F&PRS, CODMAC and ESADS definitions; EOS Data Panel Report); Kresse (2000) Extension_Information: Name: Processing_Level_Authority Short_Name: prolevau Type: compound Child: Citation_Information Parent: Processing_Level Optionality: Mandatory Repeatability: 1 Definition: Reference for the definition of the product level designations used. Source: Hughes Applied Information Systems (1994) Proposed ECS Core Metadata Standard DSS Processing Level ID (ECS F&PRS, CODMAC and ESADS definitions; EOS Data Panel Report), Kresse (2000) Extension_Information: Name: Platform_and_Instrument_Identification Short_Name: plainsid Type: compound Child: Mission_Name Child: Platform_Full_Name Child: Platform_Short_Name Child: Platform_Serial_Identifier Child: Instrument_Full_Name Child: Instrument_Short_Name Parent: Identification_Information Optionality: Mandatory-if-applicable Repeatability: >=1 Definition: Designations for the measuring instruments and their bands, the platform carrying them, and the mission to which the data contribute. Source: FGDC/SWG Imagery Subgroup Remote Sensing Metadata Extensions Development Team Extension_Information: Name: Mission_Name Short_Name: missname Type: text Domain: free text Parent: Platform_and_Instrument_Identification Optionality: Optional Repeatability: 1 Definition: The character string by which the mission is known. Source: FGDC/SWG Imagery Subgroup Remote Sensing Metadata Extensions Development Team Extension_Information: Name: Platform_Full_Name Short_Name: platflnm Type: text Domain: free text Parent: Platform_and_Instrument_Identification Optionality: Mandatory Repeatability: 1 Definition: The complete name of the platform. Rationale: The complete name is needed for clear identification of the platform. Source: Hughes Applied Information Systems (1994) Proposed ECS Core Metadata Standard DSS Satellite Long Name Extension_Information: Name: Platform_Short_Name Short_Name: platfsnm Type: text Domain: free text Parent: Platform_and_Instrument_Identification Optionality: Optional Repeatability: 1 Definition: An acronym or shorter form of the platform name, used to identify the platform. Rationale: The platform is often better known by its short name than by its full name. Source: Hughes Applied Information Systems (1994) Proposed ECS Core Metadata Standard DSS Satellite Short Name Extension_Information: Name: Platform_Serial_Identifier Short_Name: platfser Type: text Domain: free text Parent: Platform_and_Instrument_Identification Optionality: Optional Repeatability: 1 Definition: The serial letters and/or numbers applied to the platform. Rationale: The platform identifier specifies the member of the series from which the data come. Source: Hughes Applied Information Systems (1994) Proposed ECS Core Metadata Standard DSS Satellite Number Extension_Information: Name: Instrument_Full_Name Short_Name: instflnm Type: text Domain: free text Parent: Platform_and_Instrument_Identification Optionality: Mandatory Repeatability: 1 Definition: The complete name of the instrument. Rationale: The complete name is needed for clear identification of the instrument. Source: Raytheon Information Technology Systems (2000) Implementation Earth Science Model for the ECS Project Extension_Information: Name: Instrument_Short_Name Short_Name: instshnm Type: text Domain: free text Parent: Platform_and_Instrument_Identification Optionality: Mandatory-if-applicable Repeatability: 1 Definition: The short name, acronym, or other identifier by which the instrument is known. Rationale: The instrument is often better known by its short name than by its full name. Source: Raytheon Information Technology Systems (2000) Implementation Earth Science Model for the ECS Project Extension_Information: Name: Band_Identification Short_Name: bandidnt Type: compound Child: Number_of_Bands Child: Individual_Band_Identification Parent: Identification_Information Optionality: Conditional - present and mandatory if and only if Thematic_Layer_Identification is absent Repeatability: 1 Definition: Complete information to identify instrument wavelengths or other channels. Source: FGDC/SWG Imagery Subgroup Remote Sensing Metadata Extensions Development Team Extension_Information: Name: Number_of_Bands Short_Name: numbands Type: integer Domain: Number_of_Bands > 0 Parent: Band_Identification Optionality: Mandatory Repeatability: 1 Definition: The number of instrument bands. Source: FGDC/SWG Imagery Subgroup Remote Sensing Metadata Extensions Development Team Extension_Information: Name: Individual_Band_Identification Short_Name: inbident Type: compound Child: Band_ID Child: Band_Measurement_Mode_ID Parent: Band_Identification Optionality: Mandatory-if-applicable Repeatability: Number_of_Bands Definition: Complete information to identify a single instrument band. Source: FGDC/SWG Imagery Subgroup Remote Sensing Metadata Extensions Development Team Extension_Information: Name: Band_ID Short_Name: bandid Type: text Domain: free text Parent: Individual_Band_Identification Optionality: Mandatory Repeatability: 1 Definition: Designation for individual measurement band. Source: FGDC/SWG Imagery Subgroup Remote Sensing Metadata Extensions Development Team Extension_Information: Name: Band_Measurement_Mode_ID Short_Name: bmmodid Type: text Domain: free text Parent: Individual_Band_Identification Optionality: Mandatory Repeatability: 1 Definition: Identifier designating channel, wavelength, and/or field of view of measurement. Source: FGDC/SWG Imagery Subgroup Remote Sensing Metadata Extensions Development Team Extension_Information: Name: Thematic_Layer_Identification Short_Name: thelayid Type: compound Child: Number_of_Thematic_Layers Child: Layer Name Parent: Identification_Information Optionality: Conditional - present and mandatory if and only if Band_Identification is absent Repeatability: 1 Definition: Listing of the kinds of geospatial information represented by the dataset. Source: FGDC/SWG Imagery Subgroup Remote Sensing Metadata Extensions Development Team Extension_Information: Name: Number_of_Thematic_Layers Short_Name: numthlay Type: integer Domain: Number_of_Thematic_Layers > 0 Parent: Thematic_Layer_Identification Optionality: Mandatory Repeatability: 1 Definition: Number of kinds of geospatial information represented by the dataset. Source: FGDC/SWG Imagery Subgroup Remote Sensing Metadata Extensions Development Team Extension_Information: Name: Layer_Name Short_Name: layrname Type: compound Child: Theme Parent: Thematic_Layer_Identification Optionality: Mandatory Repeatability: Number_of_Thematic_Layers Definition: Description of one kind of geospatial information represented by the dataset. Source: FGDC/SWG Imagery Subgroup Remote Sensing Metadata Extensions Development Team Extension_Information: Name: Aggregation_Information Short_Name: agginfo Type: compound Child: Container_Packet_ID Child: Component_Information Parent: Identification_Information Optionality: Optional Repeatability: >=1 Definition: Information relating a dataset to collections of which it is a component or relating a collection dataset to its components, as described in the section on Data Aggregation Technology. Rationale: As noted in the introductory material, a dataset may be one component of a larger aggregation or may itself be an aggregation of smaller components. This information places the dataset in relation to its container or components. Source: Hughes Applied Information Systems (1994) Proposed ECS Core Metadata Standard DSS ECS Data Collection Class Extension_Information: Name: Container_Packet_ID Short_Name: conpckid Type: compound Child: Dataset_Identifier Parent: Aggregation_Information Optionality: Optional Repeatability: >=1 Definition: Identifier of an aggregation of which the dataset is a member. Source: Hughes Applied Information Systems (1994) Proposed ECS Core Metadata Standard Aggregation Relationship Extension_Information: Name: Component_Information Short_Name: compinfo Type: compound Child: Aggregation_Member_ID Child: Aggregation_Criteria Parent: Aggregation_Information Optionality: Mandatory-if-applicable Repeatability: 1 Definition: Information about components aggregated into the dataset. Source: Hughes Applied Information Systems (1994) Proposed ECS Core Metadata Standard Extension_Information: Name: Aggregation_Member_ID Short_Name: aggmemid Type: compound Child: Dataset_Identifier Parent: Component_Information Optionality: Mandatory Repeatability: >=1 Definition: Identifier of component of a dataset. Source: Hughes Applied Information Systems (1994) Proposed ECS Core Metadata Standard Extension_Information: Name: Aggregation_Criteria Short_Name: aggcrit Type: text Domain: free text Parent: Component_Information Optionality: Mandatory Repeatability: >=1 Definition: Criteria by which components of a dataset are chosen for inclusion. Source: Hughes Applied Information Systems (1994) Proposed ECS Core Metadata Standard Aggregation Attribute Extension_Information: Name: Algorithm_Information Short_Name: algoinfo Type: compound Child: Algorithm_Identifiers Child: Algorithm_Description Child: Algorithm_Change_History Child: Algorithm_Peer_Review_Information Parent: Process_Step Optionality: Optional Repeatability: 1 Definition: Details of the methodology by which geographic information was derived from the instrument readings. Source: Hughes Applied Information Systems (1994) Proposed ECS Core Metadata Standard Extension_Information: Name: Algorithm_Identifiers Short_Name: algoid Type: compound Child: Citation_Information Parent: Algorithm_Information Optionality: Mandatory Repeatability: 1 Definition: Information identifying the algorithm and version or date. Source: Hughes Applied Information Systems (1994) Proposed ECS Core Metadata Standard Extension_Information: Name: Algorithm_Description Short_Name: algodesc Type: compound Child: Algorithm_Text_Description Child: Algorithm_Reference Parent: Algorithm_Information Optionality: Mandatory Repeatability: 1 Definition: Kinds of material providing a description of the algorithm used to generate the data. Rationale: To assist users in understanding what features in their data may arise as a result of the properties of the processing algorithm. Source: Hughes Applied Information Systems (1994) Proposed ECS Core Metadata Standard Extension_Information: Name: Algorithm_Text_Description Short_Name: algotexd Type: text Domain: free text Parent: Algorithm_Description Optionality: Conditional - present and mandatory if and only if Algorithm_Reference is absent Repeatability: 1 Definition: Text description of algorithm used to generate the data. Source: Hughes Applied Information Systems (1994) Proposed ECS Core Metadata Standard Extension_Information: Name: Algorithm_Reference Short_Name: algoref Type: compound Child: Citation_Information Parent: Algorithm_Description Optionality: Conditional - present and mandatory if and only if Algorithm_Text_Description is absent Repeatability: 1 Definition: Reference to document containing description of algorithm. Source: Hughes Applied Information Systems (1994) Proposed ECS Core Metadata Standard DSS Guide Document Information Extension_Information: Name: Algorithm_Change_History Short_Name: algochhi Type: compound Child: Algorithm_Change_Description Child: Algorithm_Change_Reference Parent: Algorithm_Information Optionality: Mandatory Repeatability: >=1 Definition: Description of the modifications of the algorithm in its development from version to version. Rationale: Allows users to understand where differences in their data from previous versions may arise as a result of changes in the algorithm. Source: FGDC/SWG Remote Sensing Metadata Extensions Editing Committee Extension_Information: Name: Algorithm_Change_Description Short_Name: algochde Type: compound Child: Process_Step Parent: Algorithm_Change_History Optionality: Conditional - present and mandatory if and only if Algorithm_Change_Reference is absent Repeatability: 1 Definition: Information included with dataset describing modifications of the algorithm in its development from version to version. Source: Hughes Applied Information Systems (1994) Proposed ECS Core Metadata Standard Extension_Information: Name: Algorithm_Change_Reference Short_Name: algochrf Type: compound Child: Citation_Information Parent: Algorithm_Change_History Optionality: Conditional - present and mandatory if and only if Algorithm_Change_Description is absent Repeatability: 1 Definition: Reference to document describing modifications of the algorithm in its development from version to version. Source: FGDC/SWG Remote Sensing Metadata Extensions Editing Committee Extension_Information: Name: Algorithm_Peer_Review_Information Short_Name: algprevi Type: compound Child: Algorithm_Peer_Review_Description Child: Algorithm_Peer_Review_Reference Parent: Algorithm_Information Optionality: Optional Repeatability: >=1 Definition: Description, including dates, of peer review of the algorithm for purposes of ensuring its quality. Source: FGDC/SWG Remote Sensing Metadata Extensions Editing Committee Extension_Information: Name: Algorithm_Peer_Review_Description Short_Name: algprevd Type: compound Child: Process_Step Parent: Algorithm_Peer_Review_Information Optionality: Conditional - present and mandatory if and only if Algorithm_Peer_Review_Reference is absent Repeatability: 1 Definition: Description accompanying dataset, including dates, of peer review of the algorithm for purposes of ensuring its quality. Source: Hughes Applied Information Systems (1994) Proposed ECS Core Metadata Standard DSS Review content Extension_Information: Name: Algorithm_Peer_Review_Reference Short_Name: algprevr Type: compound Child: Citation_Information Parent: Algorithm_Peer_Review_Information Optionality: Conditional - present and mandatory if and only if Algorithm_Peer_Review_Description is absent Repeatability: 1 Definition: Reference to document describing peer review of the algorithm for purposes of ensuring its quality, including dates. Source: FGDC/SWG Remote Sensing Metadata Extensions Editing Committee Extension_Information: Name: Processing_Information Short_Name: procinfo Type: compound Child: Processing_Identifiers Child: Processing_Input_Dataset Child: Ancillary Dataset Child: Processing_Software Child: Processing_Procedure Child: Processing_Change_History Child: Processing_Documentation Parent: Process_Step Optionality: Optional Repeatability: 1 Definition: Comprehensive information about the procedure by which the algorithm was applied to derive geographic data from the raw instrument measurements, such as datasets, software used, and the processing environment. Source: Hughes Applied Information Systems (1994) Proposed ECS Core Metadata Standard Extension_Information: Name: Processing_Identifiers Short_Name: procidfs Type: compound Child: Citation_Information Parent: Processing_Information Optionality: Mandatory Repeatability: 1 Definition: Information to identify processing package that produced the data. Rationale: Allows users to distinguish data from different eras of processing. Source: Raytheon Information Technology Systems (2000) Implementation Earth Science Model for the ECS Project - PGE Identifier Extension_Information: Name: Processing_Input_Dataset Short_Name: procinp Type: compound Child: Input_Dataset_Identifier Child: Input_Description Child: Input_Reference Child: Input_Level Parent: Processing_Information Optionality: Mandatory Repeatability: >=1 Definition: The data used as input to single or multistage processing used to derive product. Source: FGDC/SWG Imagery Subgroup Remote Sensing Metadata Extensions Development Team Extension_Information: Name: Input_Dataset_Identifier Short_Name: inpdatid Type: compound Child: Dataset_Identifier Parent: Processing_Input_Dataset Optionality: Mandatory Repeatability: 1 Definition: Unique identifier for input dataset. Source: FGDC/SWG Imagery Subgroup Remote Sensing Metadata Extensions Development Team Extension_Information: Name: Input_Description Short_Name: prindesc Type: text Domain: free text Parent: Processing_Input_Dataset Optionality: Conditional - present and mandatory if and only if Input_Reference is absent Repeatability: 1 Definition: Description of input datasets for processing. Source: FGDC/SWG Imagery Subgroup Remote Sensing Metadata Extensions Development Team Extension_Information: Name: Input_Reference Short_Name: prinref Type: compound Child: Citation_Information Parent: Processing_Input_Dataset Optionality: Conditional - present and mandatory if and only if Input_Description is absent Repeatability: 1 Definition: Reference to document describing input to processing. Source: Hughes Applied Information Systems (1994) Proposed ECS Core Metadata Standard DSS Guide Dataset Information Extension_Information: Name: Input_Level Short_Name: prinlevl Type: compound Child: Processing_Level Parent: Processing_Input_Dataset Optionality: Mandatory-if-applicable Repeatability: 1 Definition: Data distributor's code that identifies the degree of radiometric and geometric processing applied to the data defined in Processing_Input_Dataset. Source: Hughes Applied Information Systems (1994) Proposed ECS Core Metadata Standard Extension_Information: Name: Ancillary_Dataset Short_Name: ancdata Type: compound Child: Ancillary_Dataset_Identifier Child: Ancillary_Description Child: Ancillary_Reference Parent: Processing_Information Optionality: Mandatory Repeatability: >=1 Definition: Data other than input required to process the input data. Source: NASA, 1999b, GSFC Earth Sciences Distributed Active Archive Center Parameter Data Product Glossary Extension_Information: Name: Ancillary_Dataset_Identifier Short_Name: ancdatid Type: compound Child: Dataset_Identifier Parent: Ancillary_Dataset Optionality: Mandatory-if-applicable Repeatability: 1 Definition: Unique identifier for ancillary dataset. Source: FGDC/SWG Remote Sensing Metadata Extensions Editing Committee Extension_Information: Name: Ancillary_Description Short_Name: ancdesc Type: compound Child: Ancillary_Dataset_Description Child: Command_Line_Processing_Parameter Parent: Ancillary_Dataset Optionality: Conditional - present and mandatory if and only if Ancillary_Reference is absent Repeatability: 1 Definition: Description of ancillary data and descriptive parameters used in processing step. Source: FGDC/SWG Remote Sensing Metadata Extensions Editing Committee Extension_Information: Name: Ancillary_Dataset_Description Short_Name: ancdsdes Type: text Domain: free text Parent: Ancillary_Description Optionality: Mandatory Repeatability: 1 Definition: Description of ancillary datasets for processing. Source: FGDC/SWG Remote Sensing Metadata Extensions Editing Committee Extension_Information: Name: Command_Line_Processing_Parameter Short_Name: procpmcl Type: text Domain: free text Parent: Ancillary_Description Optionality: Mandatory-if-applicable Repeatability: >=1 Definition: Parameters to control processing operations, entered at run time. Source: FGDC/SWG Imagery Subgroup Remote Sensing Metadata Extensions Development Team Extension_Information: Name: Ancillary_Reference Short_Name: ancref Type: compound Child: Citation_Information Parent: Ancillary_Dataset Optionality: Conditional - present and mandatory if and only if Ancillary_Description is absent Repeatability: 1 Definition: Reference to document describing ancillary data. Source: FGDC/SWG Remote Sensing Metadata Extensions Editing Committee Extension_Information: Name: Processing_Software Short_Name: procsoft Type: compound Child: Processing Software Description Child: Processing Software Reference Parent: Processing_Information Optionality: Mandatory Repeatability: 1 Definition: The computer programs used to process data from one level to another. Source: Raytheon Information Technology Systems (2000) Implementation Earth Science Model for the ECS Project Extension_Information: Name: Processing_Software_Description Short_Name: prsodesc Type: text Domain: free text Parent: Processing_Software Optionality: Conditional - present and mandatory if and only if Processing_Software_Reference is absent Repeatability: 1 Definition: Text description of processing software. Source: Raytheon Information Technology Systems (2000) Implementation Earth Science Model for the ECS Project - PGEDescription Extension_Information: Name: Processing_Software_Reference Short_Name: prsoref Type: compound Child: Citation_Information Parent: Processing_Software Optionality: Conditional - present and mandatory if and only if Processing_Software_Description is absent Repeatability: 1 Definition: Reference to document describing processing software. Source: Hughes Applied Information Systems (1994) Proposed ECS Core Metadata Standard DSS Guide Algorithm Information Extension_Information: Name: Processing_Procedure Short_Name: procprcd Type: compound Child: Processing_Run_History Child: Processing_Environment Child: Processing_Procedure_Description Parent: Processing_Information Optionality: Mandatory Repeatability: 1 Definition: Description of decision parameters in and circumstances and methods of processing. Source: FGDC/SWG Imagery Subgroup Remote Sensing Metadata Extensions Development Team Extension_Information: Name: Processing_Run_History Short_Name: prunhist Type: compound Child: Process_Step Parent: Processing_Procedure Optionality: Mandatory Repeatability: 1 Definition: History of processing runs that create data set described by metadata. Source: FGDC/SWG Imagery Subgroup Remote Sensing Metadata Extensions Development Team Extension_Information: Name: Processing_Environment Short_Name: procenv Type: compound Child: Native_Data_Set_Environment Parent: Processing_Procedure Optionality: Mandatory Repeatability: 1 Definition: The environment in which the processing was carried out, including, but not limited to, the platform, the operating system name and version, and other configuration control information. Source: ISO (2001) TC 211 Draft International Standard - Geographic Information - Metadata; Hughes Applied Information Systems (1994) Proposed ECS Core Metadata Standard Intended Operating System; Extension_Information: Name: Processing_Procedure_Description Short_Name: procpdes Type: text Domain: free text Parent: Processing_Procedure Optionality: Optional Repeatability: 1 Definition: Additional details about the processing procedure. Source: FGDC/SWG Imagery Subgroup Remote Sensing Metadata Extensions Development Team Extension_Information: Name: Processing_Change_History Short_Name: procchhi Type: compound Child: Process_Step Parent: Processing_Information Optionality: Mandatory-if-applicable Repeatability: 1 Definition: Description of the changes in processing procedure from version to version. Rationale: Allows users to understand any differences that may arise from differences between the way the current version was processed and the way previous versions they used were processed. Source: FGDC/SWG Imagery Subgroup Remote Sensing Metadata Extensions Development Team Extension_Information: Name: Processing_Documentation Short_Name: procdoc Type: compound Child: Citation_Information Parent: Processing_Information Optionality: Optional Repeatability: >=1 Definition: Reference to documentation describing the processing. Rationale: A full description of all aspects of the processing may be too detailed for inclusion in accompanying metadata. Source: FGDC/SWG Imagery Subgroup Remote Sensing Metadata Extensions Development Team Extension_Information: Name: Image_Quality Short_Name: imagqual Type: text Domain: free text Parent: Data_Quality_Information Optionality: Optional Repeatability: 1 Definition: Qualitative description of image quality. Source: ISO (2001) TC 211 Draft International Standard - Geographic Information - Metadata Extension_Information: Name: Acquisition_Information Short_Name: acqinfo Type: compound Child: Satellite/Local_Zenith_Angle Child: Satellite/Local_Azimuth_Angle Child: Solar_Zenith_Angle Child: Solar_Azimuth_Angle Child: Relative_Azimuth Child: Clock_Time/Drift Child: Ascending/Descending_Indicator Child: Nadir Parent: Data_Quality_Information Optionality: Optional Repeatability: 1 Definition: Information describing configuration under which data were acquired, including satellite and solar position and time correction. Source: FGDC/SWG Remote Sensing Metadata Extensions Editing Committee Extension_Information: Name: Satellite/Local_Zenith_Angle Short_Name: satlocza Type: real Domain: -180.0 <= Satellite/Local_Zenith_Angle <= 180.0 Parent: Acquisition_Information Optionality: Mandatory Repeatability: 1 Definition: The angle at the viewed point between the zenith at the viewed point and the satellite, in degrees. Source: NOAA National Environmental Satellite Data and Information Service Extension_Information: Name: Satellite/Local_Azimuth_Angle Short_Name: satlocaa Type: real Domain: -180.0 <= Satellite/Local_Azimuth_Angle <= 180.0 Parent: Acquisition_Information Optionality: Mandatory Repeatability: 1 Definition: The angle at the viewed point, measured in the horizontal plane at the viewed point, between the north direction and the direction to the satellite, measured in degrees eastward from north. Source: NOAA National Environmental Satellite Data and Information Service Extension_Information: Name: Solar_Zenith_Angle Short_Name: solarzea Type: real Domain: -180.0 <= Solar_Zenith_Angle <= 180.0 Parent: Acquisition_Information Optionality: Mandatory Repeatability: 1 Definition: The angle at the viewed point between the zenith at the viewed point and the Sun, in degrees. Source: NOAA National Environmental Satellite Data and Information Service Extension_Information: Name: Solar_Azimuth_Angle Short_Name: solaraza Type: real Domain: -180.0 <= Solar_Azimuth_Angle <= 180.0 Parent: Acquisition_Information Optionality: Mandatory Repeatability: 1 Definition: The angle at the viewed point, measured in the horizontal plane at the viewed point, between the north direction and the direction to the Sun, measured in degrees eastward from north. Source: NOAA National Environmental Satellite Data and Information Service Extension_Information: Name: Relative_Azimuth Short_Name: relazi Type: real Domain: -180.0 <= Relative_Azimuth <= 180.0 Parent: Acquisition_Information Optionality: Mandatory-if-applicable Repeatability: 1 Definition: The angle at the viewed point, measured in the horizontal plane at the viewed point, clockwise in degrees from the azimuth of the Sun to the azimuth of the satellite. Source: NOAA National Environmental Satellite Data and Information Service Extension_Information: Name: Clock_Time/Drift Short_Name: clocdrft Type: real Domain: -75.0 <= Clock_Time/Drift <= 75.0 Parent: Acquisition_Information Optionality: Mandatory Repeatability: 1 Definition: Error from GMT, needed to correct the time tag for scan data, in milliseconds. Source: NOAA National Environmental Satellite Data and Information Service Extension_Information: Name: Ascending/Descending_Indicator Short_Name: ascdscin Type: text Domain: "0" "1" Parent: Acquisition_Information Optionality: Mandatory Repeatability: 1 Definition: Flag indicating whether satellite is moving northward or southward. ( Note: 0 represents ascending or northward; 1 represents descending or southward.) Source: NOAA National Environmental Satellite Data and Information Service Extension_Information: Name: Nadir Short_Name: nadir Type: compound Child: Nadir_Latitude Child: Nadir_Longitude Parent: Acquisition_Information Optionality: Optional Repeatability: 1 Definition: Location of point directly underneath platform. Source: FGDC/SWG Remote Sensing Metadata Extensions Editing Committee Extension_Information: Name: Nadir_Latitude Short_Name: nadirlat Type: real Domain: -90.0 <= Nadir_Latitude <= 90.0 Parent: Nadir Optionality: Mandatory Repeatability: 1 Definition: Latitude of nadir. Source: FGDC/SWG Remote Sensing Metadata Extensions Editing Committee Extension_Information: Name: Nadir_Longitude Short_Name: nadirlon Type: real Domain: -180.0 <= Nadir_Longitude < 180.0 Parent: Nadir Optionality: Mandatory Repeatability: 1 Definition: Longitude of nadir. Source: FGDC/SWG Remote Sensing Metadata Extensions Editing Committee Extension_Information: Name: Cell_Value_Type Short_Name: cvaltype Type: text Domain: "unsigned eight-bit integer" "signed eight-bit integer" "big endian unsigned sixteen-bit integer" "big endian signed sixteen-bit integer" "little endian unsigned sixteen-bit integer" "little endian signed sixteen-bit integer" "big endian unsigned thirty-two bit integer" "big endian signed thirty-two bit integer" "little-endian unsigned thirty-two bit integer" "little endian signed thirty-two bit integer" "big endian single precision IEEE floating point" "big endian double precision IEEE floating point" "little endian single precision IEEE floating point" "little endian double precision IEEE floating point" free text Parent: Raster_Object_Information Optionality: Mandatory Repeatability: 1 Definition: Bit representation of data value in raster cell. Source: FGDC/SWG Imagery Subgroup Remote Sensing Metadata Extensions Development Team Extension_Information: Name: Dimension_Description Short_Name: dimdesc Type: compound Child: Number_of_Data_Dimensions Child: Dimension_Properties Parent: Raster_Object_Information Optionality: Conditional - present and mandatory if and only if Raster_Object_Type +Row_Count + Column_Count +0{Vertical Count}1 combination is absent Repeatability: 1 Definition: Specification for the independent axes in the coordinate system in which spatial data are located. Source: FGDC/SWG Imagery Subgroup Remote Sensing Metadata Extensions Development Team Extension_Information: Name: Number_of_Data_Dimensions Short_Name: nodatdim Type: integer Domain: Number_of_Data_Dimensions > 0 Parent: Dimension_Description Optionality: Mandatory Repeatability: 1 Definition: Number of axes used in spatial data matrix. Source: FGDC/SWG Imagery Subgroup Remote Sensing Metadata Extensions Development Team Extension_Information: Name: Dimension_Properties Short_Name: dimprops Type: compound Child: Name_of_Dimension Child: Dimension_Count Parent: Dimension_Description Optionality: Mandatory Repeatability: Number_of_Data_Dimensions Definition: Description of individual axis in spatial data matrix. Source: FGDC/SWG Imagery Subgroup Remote Sensing Metadata Extensions Development Team Extension_Information: Name: Name_of_Dimension Short_Name: namedim Type: text Domain: "row" "column" "vertical" "band" free text Parent: Dimension_Properties Optionality: Mandatory Repeatability: 1 Definition: Designation assigned to an axis. Source: FGDC/SWG Imagery Subgroup Remote Sensing Metadata Extensions Development Team Extension_Information: Name: Dimension_Count Short_Name: dimcount Type: integer Domain: Dimension_Count >= 1 Parent: Dimension_Properties Optionality: Mandatory Repeatability: 1 Definition: The maximum number of data points along the corresponding axis. Source: FGDC/SWG Imagery Subgroup Remote Sensing Metadata Extensions Development Team Extension_Information: Name: Altitude_Distance_Layer Short_Name: altlayer Type: text Domain: "millibars" "theta value" "cloud layer" "atmosphere layer" free text Parent: Altitude_System_Definition Optionality: Conditional - present and mandatory if and only if Altitude_Distance_Units is absent Repeatability: 1 Definition: System of atmospheric levels in which altitudes are recorded. Rationale: The added layers are standard for describing atmospheric datasets and should be specifically identified among those preferred. Source: FGDC/SWG Remote Sensing Metadata Extensions Editing Committee Extension_Information: Name: Georeferencing_Information Short_Name: georefin Type: compound Child: Georectified_Raster Child: Georeferenceable_Raster Parent: Spatial_Reference_Information Optionality: Mandatory-if-applicable Repeatability: 1 Definition: Information that will allow determination of geographical location of raster points. Source: FGDC/SWG Imagery Subgroup Remote Sensing Metadata Extensions Development Team Extension_Information: Name: Georectified_Raster Short_Name: georecra Type: compound Child: Pixel_Resolution Child: Grid_First_Element Child: Grid_Orientation Child: Point_Position_In_Pixel Child: Storage_Order Parent: Georeferencing_Information Optionality: Conditional - present and mandatory if and only if Georeferenceable_Raster is absent Repeatability: 1 Definition: Raster whose cells are regularly spaced in a geographic or map coordinate system defined in some Spatial_Referencing_System, such that any cell can be geolocated given its raster coordinate and the raster origin, cell spacing, and orientation, possibly including a terrain model. (Note: Let amn be the pixel grid point in the mth row and the nth column, with (x,y) the position of that grid point in map coordinates. Let the map position corresponding to the first element of the grid a11 be (x0,y0). Then x= x0 + (m-1)xm +(n-1)ym and y= y0 + (m-1)xn +(n-1)yn, where the terms are defined in the elements below. The overlay is shown in Figure 3, with definitions of the individual pixels.) Rationale: Provides user geographic locations of all points in the case of a regular georectified grid. Source: FGDC/SWG Imagery Subgroup Remote Sensing Metadata Extensions Development Team Extension_Information: Name: Pixel_Resolution Short_Name: pixlreso Type: compound Child: Coordinate_Representation Child: Planar_Distance_Units Parent: Georectified_Raster Optionality: Mandatory Repeatability: 1 Definition: Geographic dimensions corresponding to one raster pixel of processed data. Source: FGDC/SWG Imagery Subgroup Remote Sensing Metadata Extensions Development Team Extension_Information: Name: Grid_First_Element Short_Name: gridinit Type: compound Child: Grid_First_Element_Map_X_Coordinate Child: Grid_First_Element_Map_Y_Coordinate Parent: Georectified_Raster Optionality: Mandatory Repeatability: 1 Definition: Point on map (x0,y0) corresponding to first element of the pixel array. Source: FGDC/SWG Imagery Subgroup Remote Sensing Metadata Extensions Development Team Extension_Information: Name: Grid_First_Element_Map_X_Coordinate Short_Name: grinitx Type: real Domain: free real Parent: Grid_First_Element Optionality: Mandatory Repeatability: 1 Definition: Value x0 of x-coordinate on map at point corresponding to first element of pixel system. Source: FGDC/SWG Imagery Subgroup Remote Sensing Metadata Extensions Development Team Extension_Information: Name: Grid_First_Element_Map_Y_Coordinate Short_Name: grinity Type: real Domain: free real Parent: Grid_First_Element Optionality: Mandatory Repeatability: 1 Definition: Value y0 of y-coordinate on map at point corresponding to first element of pixel system. Source: FGDC/SWG Imagery Subgroup Remote Sensing Metadata Extensions Development Team Extension_Information: Name: Grid_Orientation Short_Name: gridori Type: compound Child: Row_Delta_X Child: Row_Delta_Y Child: Column_Delta_X Child: Column_Delta_Y Parent: Georectified_Raster Optionality: Mandatory Repeatability: 1 Definition: Orientation of image pixel grid relative to map on which it is overlaid. Source: FGDC/SWG Imagery Subgroup Remote Sensing Metadata Extensions Development Team Extension_Information: Name: Row_Delta_X Short_Name: rowdeltx Type: real Domain: free real Parent: Grid_Orientation Optionality: Mandatory Repeatability: 1 Definition: Increment xm in map x-coordinates corresponding to increment of one grid row; a negative value means that map x-coordinate decreases with increasing row number. Source: FGDC/SWG Imagery Subgroup Remote Sensing Metadata Extensions Development Team Extension_Information: Name: Row_Delta_Y Short_Name: rowdelty Type: real Domain: free real Parent: Grid_Orientation Optionality: Mandatory Repeatability: 1 Definition: Increment ym in map y-coordinates corresponding to increment of one grid row; a negative value means that map y-coordinate decreases with increasing row number. Source: FGDC/SWG Imagery Subgroup Remote Sensing Metadata Extensions Development Team Extension_Information: Name: Column_Delta_X Short_Name: coldeltx Type: real Domain: free real Parent: Grid_Orientation Optionality: Mandatory Repeatability: 1 Definition: Increment xn in map x-coordinates corresponding to increment of one grid column; a negative value means that map x-coordinate decreases with increasing column number. Source: FGDC/SWG Imagery Subgroup Remote Sensing Metadata Extensions Development Team Extension_Information: Name: Column_Delta_Y Short_Name: coldelty Type: real Domain: free real Parent: Grid_Orientation Optionality: Mandatory Repeatability: 1 Definition: Increment yn in map y-coordinates corresponding to increment of one grid column; a negative value means that map y-coordinate decreases with increasing column number. Source: FGDC/SWG Imagery Subgroup Remote Sensing Metadata Extensions Development Team Extension_Information: Name: Point_Position_In_Pixel Short_Name: ptpos Type: text Domain: "center" "lower left corner" "lower right corner" "upper left corner" "upper right corner" free text Parent: Georectified_Raster Optionality: Mandatory Repeatability: 1 Definition: The point in the pixel corresponding to the earth location of the pixel. Source: FGDC/SWG Imagery Subgroup Remote Sensing Metadata Extensions Development Team Extension_Information: Name: Storage_Order Short_Name: storord Type: text Domain: "row major" "column major" free text Parent: Georectified_Raster Optionality: Mandatory Repeatability: 1 Definition: Description of which index varies most rapidly in the sequential storage of raster elements row index (row major) or column index (column major). Source: FGDC/SWG Imagery Subgroup Remote Sensing Metadata Extensions Development Team Extension_Information: Name: Georeferenceable_Raster Short_Name: georbler Type: compound Child: Georeferencing_Description Child: Aerotriangulation_Reference Child: Swath_Track_Information Parent: Georeferencing_Information Optionality: Conditional - present and mandatory if and only if Georectified_Raster is absent Repeatability: 1 Definition: Raster whose cells may be irregularly spaced in any geographic or map projection coordinate system, whose cells can be geolocated using geolocation information supplied with the data but not from the raster properties alone. Source: FGDC/SWG Imagery Subgroup Remote Sensing Metadata Extensions Development Team Extension_Information: Name: Georeferencing_Description Short_Name: georefde Type: compound Child: Ground_Control_Point_Information Child: Instrument_Specific_Georeferencing Child: Referencing_Polynomial Child: Other_Georeferencing_Description Parent: Georeferenceable_Raster Optionality: Mandatory Repeatability: >=1 Definition: Description of information provided in metadata that allows the geographic or map location of raster points to be located. Source: FGDC/SWG Imagery Subgroup Remote Sensing Metadata Extensions Development Team Extension_Information: Name: Ground_Control_Point_Information Short_Name: gcptinfo Type: compound Child: Ground_Control_Point_Organization Child: Ground_Control_Point_Description Child: Ground_Control_Point_Position Parent: Georeferencing_Description Optionality: Conditional - mandatory if neither Instrument_Specific_Georeferencing, Referencing_Polynomial, nor Other_Georeferencing_Description is present; otherwise optional Repeatability: 1 Definition: Information describing data points for which both raster and geographic locations are available that can be used to relate raster and geographic coordinates at other points. Rationale: If ground control points are used to geolocate data, information on them must be supplied to help the user understand how the process was carried out. Source: FGDC/SWG Imagery Subgroup Remote Sensing Metadata Extensions Development Team Extension_Information: Name: Ground_Control_Point_Organization Short_Name: gcporg Type: text Domain: "location" "library" Parent: Ground_Control_Point_Information Optionality: Mandatory Repeatability: 1 Definition: Specification as to whether geographic locations of control points are supplied together with raster points or are in separate library. Source: FGDC/SWG Imagery Subgroup Remote Sensing Metadata Extensions Development Team Extension_Information: Name: Ground_Control_Point_Description Short_Name: gcptdesc Type: compound Child: Control_Point_Type Child: Control_Point_Origin Child: Control_Point_Use_Flag Child: Control_Point_Horizontal_X_Accuracy Child: Control_Point_Horizontal_Y_Accuracy Child: Control_Point_Vertical_Accuracy Parent: Ground_Control_Point_Information Optionality: Mandatory Repeatability: >=1 Definition: Lineage and applicability of ground control points. Source: ISPRS WG II/4 Extension_Information: Name: Control_Point_Type Short_Name: gcptype Type: text Domain: "full" "horizontal" "vertical" Parent: Ground_Control_Point_Description Optionality: Mandatory Repeatability: 1 Definition: Direction or directions for which control point provides georeference information. Source: ISPRS WG II/4 Extension_Information: Name: Control_Point_Origin Short_Name: gcpori Type: text Domain: "terrestrial" "global positioning system" "aerotriangulation" "tie point" free text Parent: Ground_Control_Point_Description Optionality: Optional Repeatability: 1 Definition: The source of the ground control point measurement. Source: ISPRS WG II/4 Extension_Information: Name: Control_Point_Use_Flag Short_Name: gcpusefl Type: text Domain: "new" "used" "verified" "not verified" "used and verified" free text Parent: Ground_Control_Point_Description Optionality: Optional Repeatability: 1 Definition: Whether the ground control point has previously been used and verified. Source: ISPRS WG II/4 Extension_Information: Name: Control_Point_Horizontal_X_Accuracy Short_Name: gcpxaccu Type: real Domain: Control_Point_Horizontal_X_Accuracy >= 0.0 Parent: Ground_Control_Point_Description Optionality: Optional Repeatability: 1 Definition: A priori standard deviation of the horizontal coordinates of the ground control point, in coordinate units specified under Horizontal_Coordinate_System_Definition. Source: ISPRS WG II/4 Extension_Information: Name: Control_Point_Horizontal_Y_Accuracy Short_Name: gcpyaccu Type: real Domain: Control_Point_Horizontal_Y_Accuracy >= 0.0 Parent: Ground_Control_Point_Description Optionality: Optional Repeatability: 1 Definition: A priori standard deviation of the horizontal coordinates of the ground control point, in coordinate units specified under Horizontal_Coordinate_System_Definition. Source: ISPRS WG II/4 Extension_Information: Name: Control_Point_Vertical_Accuracy Short_Name: gcpzaccu Type: real Domain: Control_Point_Vertical_Accuracy >= 0.0 Parent: Ground_Control_Point_Description Optionality: Optional Repeatability: 1 Definition: A priori standard deviation of the vertical coordinate of the ground control point, in units specified by Altitude_Distance_Units. Source: ISPRS WG II/4 Extension_Information: Name: Ground_Control_Point_Position Short_Name: gcptpos Type: compound Child: Control_Point_Raster_Position Child: Control_Point_Earth_Location Child: Control_Point_Identification Parent: Ground_Control_Point_Information Optionality: Mandatory Repeatability: >=1 Definition: Location of individual control points, defined separately for every point, in both raster and geographic or map coordinate systems. Source: FGDC/SWG Imagery Subgroup Remote Sensing Metadata Extensions Development Team Extension_Information: Name: Control_Point_Raster_Position Short_Name: conptrpo Type: compound Child: Control_Point_Row Child: Control_Point_Column Parent: Ground_Control_Point_Position Optionality: Mandatory Repeatability: 1 Definition: Position in raster array of individual ground control point used in geolocating data. Source: FGDC/SWG Imagery Subgroup Remote Sensing Metadata Extensions Development Team Extension_Information: Name: Control_Point_Row Short_Name: gcprow Type: real Domain: Control_Point_Row >= 0.0 Parent: Control_Point_Raster_Position Optionality: Mandatory Repeatability: 1 Definition: Value of row coordinate at ground control point position in raster grid. Source: FGDC/SWG Imagery Subgroup Remote Sensing Metadata Extensions Development Team Extension_Information: Name: Control_Point_Column Short_Name: gcpcolum Type: real Domain: Control_Point_Column >= 0.0 Parent: Control_Point_Raster_Position Optionality: Mandatory Repeatability: 1 Definition: Value of column coordinate at ground control point position in raster grid. Source: FGDC/SWG Imagery Subgroup Remote Sensing Metadata Extensions Development Team Extension_Information: Name: Control_Point_Earth_Location Short_Name: gcpearlc Type: compound Child: Control_Point_x_Value Child: Control_Point_y_Value Child: Control_Point_z_Value Parent: Ground_Control_Point_Position Optionality: Conditional - present and mandatory if and only if value of Ground_Control_Point_Organization is "location" Repeatability: 1 Definition: Geographic or map location of ground control point. Source: FGDC/SWG Imagery Subgroup Remote Sensing Metadata Extensions Development Team Extension_Information: Name: Control_Point_x_Value Short_Name: gcpxval Type: real Domain: free real Parent: Control_Point_Earth_Location Optionality: Mandatory Repeatability: 1 Definition: Value of map x-coordinate at control point location. Source: FGDC/SWG Imagery Subgroup Remote Sensing Metadata Extensions Development Team Extension_Information: Name: Control_Point_y_Value Short_Name: gcpyval Type: real Domain: free real Parent: Control_Point_Earth_Location Optionality: Mandatory Repeatability: 1 Definition: Value of map y-coordinate at control point location. Source: FGDC/SWG Imagery Subgroup Remote Sensing Metadata Extensions Development Team Extension_Information: Name: Control_Point_z_Value Short_Name: gcpzval Type: real Domain: free real Parent: Control_Point_Earth_Location Optionality: Optional Repeatability: 1 Definition: Value of vertical coordinate at control point location. Source: FGDC/SWG Imagery Subgroup Remote Sensing Metadata Extensions Development Team Extension_Information: Name: Control_Point_Identification Short_Name: gcpidnt Type: compound Child: Control_Point_ID Child: Control_Point_Authority Parent: Ground_Control_Point_Position Optionality: Conditional - present and mandatory if and only if value of Ground_Control_Point_Organization is "library" Repeatability: 1 Definition: Information allowing the user to find the location of a control point from a catalogue. Source: U. S. National Imagery and Mapping Agency Extension_Information: Name: Control_Point_ID Short_Name: gcpid Type: text Domain: free text Parent: Control_Point_Identification Optionality: Mandatory Repeatability: 1 Definition: Identifier assigned to control point in library. Source: U. S. National Imagery and Mapping Agency Extension_Information: Name: Control_Point_Authority Short_Name: gcpauth Type: compound Child: Contact_Information Parent: Control_Point_Identification Optionality: Mandatory Repeatability: 1 Definition: Contact who can supply ground control point coordinates given identifier. Source: U. S. National Imagery and Mapping Agency Extension_Information: Name: Instrument_Specific_Georeferencing Short_Name: insspgeo Type: compound Child: Positional_Information Child: Exterior_Orientation_Accuracy Child: Rotation_Sequence Child: Axis_Rotation_Convention Parent: Georeferencing_Description Optionality: Conditional - mandatory if neither Ground_Control_Point_Information, Referencing_Polynomial, nor Other_Georeferencing_Description is present; otherwise optional Repeatability: 1 Definition: Information relating coordinate system of a particular instrument to ground coordinate system. Source: ISPRS WG II/4.0 Extension_Information: Name: Positional_Information Short_Name: posiinfo Type: compound Child: Projection_Center_X_Position Child: Projection_Center_Y_Position Child: Projection_Center_Z_Position Child: Roll Child: Pitch Child: Yaw Child: Attitude_Angular_Units Parent: Instrument_Specific_Georeferencing Optionality: Mandatory Repeatability: >=1 Definition: Orientation of instrument and detector projection. Source: ISPRS WG II/4 Extension_Information: Name: Projection_Center_X_Position Short_Name: prjcxpos Type: real Domain: free real Parent: Positional_Information Optionality: Mandatory Repeatability: 1 Definition: X-component of the position of the projection center in the ground coordinate system defined under Horizontal_Coordinate_System_Definition. Source: ISPRS WG II/4 Extension_Information: Name: Projection_Center_Y_Position Short_Name: prjcypos Type: real Domain: free real Parent: Positional_Information Optionality: Mandatory Repeatability: 1 Definition: Y-component of the position of the projection center in the ground coordinate system defined under Horizontal_Coordinate_System_Definition. Source: ISPRS WG II/4 Extension_Information: Name: Projection_Center_Z_Position Short_Name: prjczpos Type: real Domain: free real Parent: Positional_Information Optionality: Mandatory Repeatability: 1 Definition: Z-component of the position of the projection center in the ground coordinate system defined under Vertical_Coordinate_System_Definition. Source: ISPRS WG II/4 Extension_Information: Name: Roll Short_Name: omegarll Type: real Domain: free real Parent: Positional_Information Optionality: Mandatory Repeatability: 1 Definition: Roll angle omega of image coordinate system relative to ground coordinate system, in units defined by Attitude_Angular_Units, measured clockwise around the positive x-axis (the direction of motion). Source: ISPRS WG II/4 Extension_Information: Name: Pitch Short_Name: phipitch Type: real Domain: free real Parent: Positional_Information Optionality: Mandatory Repeatability: 1 Definition: Pitch angle phi of image coordinate system relative to ground coordinate system, in units defined by Attitude_Angular_Units, measured clockwise around the positive y-axis (z x). Source: ISPRS WG II/4 Extension_Information: Name: Yaw Short_Name: kappayaw Type: real Domain: free real Parent: Positional_Information Optionality: Mandatory Repeatability: 1 Definition: Yaw angle kappa of image coordinate system relative to ground coordinate system, in units defined by Attitude_Angular_Units, measured clockwise around the positive z-axis (vertical). Source: ISPRS WG II/4 Extension_Information: Name: Attitude_Angular_Units Short_Name: attanglu Type: text Domain: "degrees" "radians" free text Parent: Positional_Information Optionality: Mandatory Repeatability: 1 Definition: Units of angular measure in which Roll, Pitch, and Yaw are expressed. Source: ISPRS WG II/4 Extension_Information: Name: Exterior_Orientation_Accuracy Short_Name: accexori Type: compound Child: X_Position_Accuracy Child: Y_Position_Accuracy Child: Z_Position_Accuracy Child: Roll_Accuracy Child: Pitch_Accuracy Child: Yaw_Accuracy Parent: Instrument_Specific_Georeferencing Optionality: Optional Repeatability: 1 Definition: Uncertainties in the parameters of exterior orientation. Source: ISPRS WG II/4 Extension_Information: Name: X_Position_Accuracy Short_Name: accxpos Type: real Domain: X_Position_Accuracy >= 0.0 Parent: Exterior_Orientation_Accuracy Optionality: Mandatory Repeatability: 1 Definition: Standard deviation of x coordinate of projection center. Source: ISPRS WG II/4 Extension_Information: Name: Y_Position_Accuracy Short_Name: accypos Type: real Domain: Y_Position_Accuracy >= 0.0 Parent: Exterior_Orientation_Accuracy Optionality: Mandatory Repeatability: 1 Definition: Standard deviation of y coordinate of projection center. Source: ISPRS WG II/4 Extension_Information: Name: Z_Position_Accuracy Short_Name: acczpos Type: real Domain: Z_Position_Accuracy >= 0.0 Parent: Exterior_Orientation_Accuracy Optionality: Mandatory Repeatability: 1 Definition: Standard deviation of z coordinate of projection center. Source: ISPRS WG II/4 Extension_Information: Name: Roll_Accuracy Short_Name: accomega Type: real Domain: Roll_Accuracy >= 0.0 Parent: Exterior_Orientation_Accuracy Optionality: Mandatory Repeatability: 1 Definition: Standard deviation of roll angle, omega, in same units as angle. Source: ISPRS WG II/4 Extension_Information: Name: Pitch_Accuracy Short_Name: accphi Type: real Domain: Pitch_Accuracy >= 0.0 Parent: Exterior_Orientation_Accuracy Optionality: Mandatory Repeatability: 1 Definition: Standard deviation of pitch angle, phi, in same units as angle. Source: ISPRS WG II/4 Extension_Information: Name: Yaw_Accuracy Short_Name: acckappa Type: real Domain: Yaw_Accuracy >= 0.0 Parent: Exterior_Orientation_Accuracy Optionality: Mandatory Repeatability: 1 Definition: Standard deviation of yaw angle, kappa, in same units as angle. Source: ISPRS WG II/4 Extension_Information: Name: Rotation_Sequence Short_Name: pcrotseq Type: text Domain: "123" "132" "213" "231" "312" "321" Parent: Instrument_Specific_Georeferencing Optionality: Mandatory Repeatability: 1 Definition: Sequence of rotations in roll, pitch and yaw: 1 represents roll, 2 represents pitch, and 3 represents yaw, such that "132" would represent a rotation in the sequence roll, yaw, pitch. Source: ISPRS WG II/4 Extension_Information: Name: Axis_Rotation_Convention Short_Name: axrotcon Type: text Domain: "rotated" "fixed" Parent: Instrument_Specific_Georeferencing Optionality: Mandatory Repeatability: 1 Definition: Description of whether the coordinate system axes are rotated or remain fixed with each step of application of the rotation matrix. Source: ISPRS WG II/4 Extension_Information: Name: Referencing_Polynomial Short_Name: refrpoly Type: compound Child: Polynomial_Function Parent: Georeferencing_Description Optionality: Conditional - mandatory if neither Ground_Control_Point_Information, Instrument_Specific_Georeferencing, nor Other_Georeferencing_Description is present; otherwise optional Repeatability: 1 Definition: Polynomial function used to relate image and ground positions. Source: ISPRS WG II/4 Extension_Information: Name: Other_Georeferencing_Description Short_Name: othrefde Type: text Child: free text Parent: Georeferencing_Description Optionality: Conditional - mandatory if neither Ground_Control_Point_Information, Instrument_Specific_Georeferencing, nor Referencing_Polynomial is present; otherwise optional Repeatability: 1 Definition: Text description of other method for georeferencing. Source: FGDC/SWG Imagery Subgroup Remote Sensing Metadata Extensions Development Team Extension_Information: Name: Aerotriangulation_Reference Short_Name: aerotref Type: compound Child: Citation_Information Parent: Georeferenceable_Raster Optionality: Optional Repeatability: >=1 Definition: Reference containing information describing photogrammetric triangulation using aerial images. Source: Moffit, F., Mikhail, E. (1980): Photogrammetry, Harper & Row, Publishers, New York Extension_Information: Name: Swath_Track_Information Short_Name: swtrkinf Type: compound Child: Ground_Shape Child: Cross_Track_Motion Parent: Georeferenceable_Raster Optionality: Mandatory-if-applicable Repeatability: 1 Definition: Properties of the swath track on the ground. Rationale: Aids the user in deriving coordinates of all image points. Source: FGDC/SWG Imagery Subgroup Remote Sensing Metadata Extensions Development Team Extension_Information: Name: Ground_Shape Short_Name: grndshpe Type: text Domain: free text Parent: Swath_Track_Information Optionality: Mandatory Repeatability: 1 Definition: Shape of pixel on ground. Source: FGDC/SWG Imagery Subgroup Remote Sensing Metadata Extensions Development Team Extension_Information: Name: Cross_Track_Motion Short_Name: xtrckmot Type: text Domain: free text Parent: Swath_Track_Information Optionality: Mandatory Repeatability: 1 Definition: Direction and pattern of measurements relative to track. Source: FGDC/SWG Imagery Subgroup Remote Sensing Metadata Extensions Development Team Extension_Information: Name: Data_Scaling_Information Short_Name: datascal Type: compound Child: Polynomial_Function Child: Non_Polynomial_Scaling Parent: Attribute_Domain_Values Optionality: Mandatory-if-applicable Repeatability: 1 Definition: Function converting set of values on one scale to another. Source: FGDC/SWG Imagery Subgroup Remote Sensing Metadata Extensions Development Team Extension_Information: Name: Polynomial_Function Short_Name: polyfunc Type: compound Child: Polynomial_Numerator Child: Polynomial_Denominator Parent: Data_Scaling_Information Optionality: Conditional - present and mandatory if and only if Non_Polynomial_Scaling is absent Repeatability: 1 Definition: A function in successive powers of the independent variable, or the ratio of such functions, used in a transformation, one example of which is scaling, derivation of a set of values on one scale or coordinate system from the value in another, in the sense derived value = polynomial (initial value). Source: FGDC/SWG Imagery Subgroup Remote Sensing Metadata Extensions Development Team Extension_Information: Name: Polynomial_Numerator Short_Name: polynume Type: compound Child: Number_of_Numerator_Terms Child: Polynomial_Coefficient Parent: Polynomial_Function Optionality: Mandatory Repeatability: 1 Definition: The polynomial function when not a ratio, and the dividend of the ratio when it is. Source: FGDC/SWG Imagery Subgroup Remote Sensing Metadata Extensions Development Team Extension_Information: Name: Number_of_Numerator_Terms Short_Name: nnumterm Type: integer Domain: Number_of_Numerator_Terms >=1 Parent: Polynomial_Numerator Optionality: Mandatory Repeatability: 1 Definition: The number of nonzero terms in the numerator of the polynomial. Source: FGDC/SWG Remote Sensing Metadata Extensions Editing Committee Extension_Information: Name: Polynomial_Denominator Short_Name: polydeno Type: compound Child: Number_of_Denominator_Terms Child: Polynomial_Coefficient Parent: Polynomial_Function Optionality: Mandatory-if-applicable Repeatability: 1 Definition: The divisor of a polynomial function that is a ratio. (Note: If absent, assumed equal to 1.) Source: FGDC/SWG Imagery Subgroup Remote Sensing Metadata Extensions Development Team Extension_Information: Name: Number_of_Denominator_Terms Short_Name: ndenterm Type: integer Domain: Number_of_Denominator_Terms >=1 Parent: Polynomial_Denominator Optionality: Mandatory Repeatability: 1 Definition: The number of nonzero terms in the denominator of the polynomial. Source: FGDC/SWG Remote Sensing Metadata Extensions Editing Committee Extension_Information: Name: Polynomial_Coefficient Short_Name: polycoef Type: real Domain: free real Parent: Polynomial_Numerator Parent: Polynomial_Denominator Optionality: Mandatory Repeatability: Number_of_Numerator_Terms, if Polynomial_Numerator is parent, or =Number_of_Denominator_Terms, if Polynomial_Denominator is parent Definition: The coefficient of one term in the numerator or denominator of a polynomial function. (Note: For a polynomial numerator or denominator of order m, there will be m+1 coefficients. Any of these coefficients, except that of the m power term, may be zero. When the function is linear, the coefficient of the zero-power term is the offset and the coefficient of the first power term is the scale factor.) Source: FGDC/SWG Imagery Subgroup Remote Sensing Metadata Extensions Development Team Extension_Information: Name: Non_Polynomial_Scaling Short_Name: npolscal Type: text Domain: free text Parent: Data_Scaling_Information Optionality: Conditional - present and mandatory if and only if Polynomial_Function is absent Repeatability: 1 Definition: Text description of the function used to derive a set of values on one scale from their value in another, using a function that is not a polynomial. Source: FGDC/SWG Imagery Subgroup Remote Sensing Metadata Extensions Development Team Extension_Information: Name: Platform_and_Mission_Information Short_Name: plmiinfo Type: compound Child: Mission_Information Child: Platform_Information Parent: Metadata Optionality: Mandatory-if-applicable Repeatability: 1 Definition: Descriptive information about the platform from which the measurements that produced the data and about the program of which the data collection was a part. Source: FGDC/SWG Imagery Subgroup Remote Sensing Metadata Extensions Development Team Extension_Information: Name: Mission_Information Short_Name: missinfo Type: compound Child: Mission_Description Child: Mission_History Parent: Platform_and_Mission_Information Optionality: Optional Repeatability: 1 Definition: General information about the overall data gathering program to which the data contribute. Source: FGDC/SWG Imagery Subgroup Remote Sensing Metadata Extensions Development Team Extension_Information: Name: Mission_Description Short_Name: missdesc Type: text Domain: free text Parent: Mission_Information Optionality: Optional Repeatability: 1 Definition: Description of the mission of which the platform observations are part and the objectives of that mission. Source: FGDC/SWG Imagery Subgroup Remote Sensing Metadata Extensions Development Team Extension_Information: Name: Mission_History Short_Name: misshist Type: compound Child: Mission_Start_Date Child: Mission_Significant_Event Child: Mission_Completion Parent: Mission_Information Optionality: Optional Repeatability: 1 Definition: Significant events and dates over the history of the mission. Source: FGDC/SWG Imagery Subgroup Remote Sensing Metadata Extensions Development Team Extension_Information: Name: Mission_Start_Date Short_Name: missstdt Type: compound Child: Single_Date/Time Parent: Mission_History Optionality: Mandatory Repeatability: 1 Definition: Date that mission during which data were taken began. Source: FGDC/SWG Imagery Subgroup Remote Sensing Metadata Extensions Development Team Extension_Information: Name: Mission_Significant_Event Short_Name: misssige Type: compound Child: Process_Step Parent: Mission_History Optionality: Optional Repeatability: >=1 Definition: Date and description of a major occurrence during mission. Source: FGDC/SWG Imagery Subgroup Remote Sensing Metadata Extensions Development Team Extension_Information: Name: Mission_Completion Short_Name: misscomp Type: compound Child: Single_Date/Time Parent: Mission_History Optionality: Mandatory-if-applicable Repeatability: 1 Definition: Scheduled or actual end date of mission during which data were taken. Source: FGDC/SWG Imagery Subgroup Remote Sensing Metadata Extensions Development Team Extension_Information: Name: Platform_Information Short_Name: platinfo Type: compound Child: Platform_Start_Date Child: Platform_Sponsor Child: Platform_Description Child: Platform_Orbit Child: Flight_Protocol Parent: Platform_and_Mission_Information Optionality: Optional Repeatability: >=1 Definition: General information about the platform from which the data were taken. Source: FGDC/SWG Imagery Subgroup Remote Sensing Metadata Extensions Development Team Extension_Information: Name: Platform_Start_Date Short_Name: platstdt Type: compound Child: Single Date/Time Parent: Platform_Information Optionality: Mandatory Repeatability: 1 Definition: Start date of platform operation. Source: FGDC/SWG Remote Sensing Metadata Extensions Editing Committee Extension_Information: Name: Platform_Sponsor Short_Name: platspon Type: text Domain: free text Parent: Platform_Information Optionality: Optional Repeatability: >=1 Definition: An organization responsible for building, launch, or operation of the platform, and its role. Source: FGDC/SWG Imagery Subgroup Remote Sensing Metadata Extensions Development Team Extension_Information: Name: Platform_Description Short_Name: platdesc Type: text Domain: free text Parent: Platform_Information Optionality: Optional Repeatability: 1 Definition: Narrative description of the platform from which the data were taken. Source: FGDC/SWG Imagery Subgroup Remote Sensing Metadata Extensions Development Team Extension_Information: Name: Platform_Orbit Short_Name: platforb Type: compound Child: Ephemeris Child: Keplerian_Orbit Child: Nominal_Geostationary_Position Parent: Platform_Information Optionality: Optional Repeatability: 1 Definition: Orbital parameters of instrument platform. Rationale: Informs the user about potential spatial and temporal coverage of the data. Source: EOS Handbook: NOAA Polar Orbiter Data Users Guide, Dec. 98 revision Extension_Information: Name: Ephemeris Short_Name: ephem Type: compound Child: Single_Date/Time Parent: Platform_Orbit Optionality: Mandatory Repeatability: 1 Definition: Time at which nominal platform orbit or geostationary position is valid. Rationale: Orbits precess and geostationary positions may vary over the life of a platform, and therefore the time of validity must be given. Source: FGDC/SWG Remote Sensing Metadata Extensions Editing Committee Extension_Information: Name: Keplerian_Orbit Short_Name: kepleror Type: compound Child: Semimajor_Axis Child: Orbit_Period Child: Eccentricity Child: Orbit_Angle_Units Child: Inclination Child: Right_Ascension_of_Ascending_Node Child: Argument_of_Perigee Child: Perigee_Passage_Time Parent: Platform_Orbit Optionality: Conditional - present and mandatory only if Nominal_Geostationary_Position is absent Repeatability: 1 Definition: Nominal Keplerian elements of platform orbit. Source: EOS Handbook: NOAA Polar Orbiter Data Users Guide, Dec. 98 revision Extension_Information: Name: Semimajor_Axis Short_Name: semimaax Type: real Domain: 6378.2 < Semimajor axis < 2.61x105 Parent: Keplerian_Orbit Optionality: Conditional - mandatory if Orbit_Period is absent; otherwise optional Repeatability: 1 Definition: Semimajor axis of platform orbit, in kilometers. Source: EOS Handbook: NOAA Polar Orbiter Data Users Guide, Dec. 98 revision Extension_Information: Name: Orbit_Period Short_Name: orbitpd Type: compound Child: Orbit_Period_Units Child: Orbit_Period_Value Parent: Keplerian_Orbit Optionality: Conditional - mandatory if Semimajor_Axis is absent; otherwise optional Repeatability: 1 Definition: Time from one perigee to the next. (Note: The orbit period is related to the semimajor axis of the orbit by P2=42a3/[G(M+m)], where P is the orbit period, a is the semimajor axis, G the universal gravitational constant, M the mass of the Earth, and m the mass of the satellite. In practice, because the product GM is easier to obtain than G or M, and because m< 0.0 Parent: Orbit_Period Optionality: Mandatory Repeatability: 1 Definition: Time required for one platform orbit, in units given by Orbit_Period_Units. Source: EOS Handbook: NOAA Polar Orbiter Data Users Guide, Dec. 98 revision Extension_Information: Name: Eccentricity Short_Name: eccentry Type: real Domain: 0.0 <= Eccentricity < 1.0 Parent: Keplerian_Orbit Optionality: Mandatory Repeatability: 1 Definition: Eccentricity of orbit, equal to (1-b/a)1/2, where a is the length of the major axis and b is the length of the minor axis of the orbit. Source: EOS Handbook: NOAA Polar Orbiter Data Users Guide, Dec. 98 revision Extension_Information: Name: Orbit_Angle_Units Short_Name: orbangun Type: text Domain: "degrees" "radians" free text Parent: Keplerian_Orbit Optionality: Mandatory Repeatability: 1 Definition: Unit of measure used to express orbital angles. Source: FGDC/SWG Imagery Subgroup Remote Sensing Metadata Extensions Development Team Extension_Information: Name: Inclination Short_Name: inclinat Type: real Domain: 0.0 <= Inclination <= 180.0 Parent: Keplerian_Orbit Optionality: Mandatory Repeatability: 1 Definition: Angle between orbit and equator, in units given by Orbit_Angle_Units. Source: EOS Handbook: NOAA Polar Orbiter Data Users Guide, Dec. 98 revision Extension_Information: Name: Right_Ascension_of_Ascending_Node Short_Name: raascnod Type: real Domain: 0.0 <= Right_Ascension_of_Ascending_Node < 360.0 Parent: Keplerian_Orbit Optionality: Mandatory Repeatability: 1 Definition: The right ascension (angle eastward from the vernal equinox) where the satellite orbit crosses the equator, moving northward, in units given by Orbit_Angle_Units. Source: EOS Handbook: NOAA Polar Orbiter Data Users Guide, Dec. 98 revision Extension_Information: Name: Argument_of_Perigee Short_Name: argupgee Type: real Domain: 0.0 <= Argument_of_Perigee < 360.0 Parent: Keplerian_Orbit Optionality: Mandatory Repeatability: 1 Definition: The angle between the ascending node and perigee, measured from the ascending node in the direction of the platform's motion along the plane of the orbit, in units given by Orbit_Angle_Units. Source: EOS Handbook: NOAA Polar Orbiter Data Users Guide, Dec. 98 revision Extension_Information: Name: Perigee_Passage_Time Short_Name: peripass Type: compound Child: Single Date/Time Parent: Keplerian_Orbit Optionality: Mandatory Repeatability: 1 Definition: One date and time where platform was at closest point to earth in its orbit. Source: EOS Handbook: NOAA Polar Orbiter Data Users Guide, Dec. 98 revision Extension_Information: Name: Nominal_Geostationary_Position Short_Name: ngeopos Type: compound Child: Platform_Nominal_Longitude Child: Platform_Nominal_Altitude Parent: Platform_Orbit Optionality: Conditional - present and mandatory only if Keplerian_Orbit is absent Repeatability: 1 Definition: Nominal location of platform designed to remain stationary over one point on earth. Source: FGDC/SWG Imagery Subgroup Remote Sensing Metadata Extensions Development Team Extension_Information: Name: Platform_Nominal_Longitude Short_Name: pnomlong Type: real Domain: -180.0 < Platform_Nominal_Longitude <= 180.0 Parent: Nominal_Geostationary_Position Optionality: Mandatory Repeatability: 1 Definition: Nominal value for longitude of subsatellite point for geostationary satellite. Source: FGDC/SWG Imagery Subgroup Remote Sensing Metadata Extensions Development Team Extension_Information: Name: Platform_Nominal_Altitude Short_Name: gpnalti Type: compound Child: Platform_Nominal_Altitude_Units Child: Platform_Nominal_Altitude_Value Parent: Nominal_Geostationary_Position Optionality: Mandatory Repeatability: 1 Definition: Nominal altitude of geostationary satellite above the surface given by Altitude_Datum_Name defined in base standard. Source: FGDC/SWG Imagery Subgroup Remote Sensing Metadata Extensions Development Team Extension_Information: Name: Platform_Nominal_Altitude_Units Short_Name: gpnaltun Type: compound Child: Altitude_Distance_Units Parent: Platform_Nominal_Altitude Optionality: Mandatory Repeatability: 1 Definition: Units of measure in which nominal altitude for platform is expressed. Source: FGDC/SWG Imagery Subgroup Remote Sensing Metadata Extensions Development Team Extension_Information: Name: Platform_Nominal_Altitude_Value Short_Name: gpnaltva Type: real Domain: free real Parent: Platform_Nominal_Altitude Optionality: Mandatory Repeatability: 1 Definition: Value for nominal altitude of platform, in units given by Platform_Nominal_Altitude_Units. Source: FGDC/SWG Imagery Subgroup Remote Sensing Metadata Extensions Development Team Extension_Information: Name: Flight_Protocol Short_Name: fltprot Type: compound Child: Flying Height Child: GPS_Information_System_Availability Child: INS_Reading_Availability Parent: Platform_Information Optionality: Optional Repeatability: 1 Definition: Description of circumstances and properties of the flight track relevant to use of the images and data. Source: ISPRS WG II/4 Extension_Information: Name: Flying_Height Short_Name: flyhite Type: real Domain: Flying_Height > 0.0 Parent: Flight_Protocol Optionality: Mandatory Repeatability: 1 Definition: Height of platform above ground in meters, with an uncertainty of 10-100 meters. Rationale: This value is used for planning purposes or photo interpretation. Source: ISPRS/WG-II/4 Extension_Information: Name: GPS_Information_System_Availability Short_Name: gpsavail Type: text Domain: "available" "not available" Parent: Flight_Protocol Optionality: Optional Repeatability: 1 Definition: Availability of three-dimensional Global Positioning System (GPS) positions. Source: ISPRS/WG-II/4 Extension_Information: Name: INS_Reading_Availability Short_Name: insavail Type: text Domain: "available" "not available" Parent: Flight_Protocol Optionality: Optional Repeatability: 1 Definition: Availability of Inertial Navigation System (INS) readings along the flight line. Source: ISPRS/WG-II/4 Extension_Information: Name: Instrument_Information Short_Name: instinfo Type: compound Child: Instrument_Description Child: Instrument_Reference Parent: Metadata Optionality: Mandatory-if-applicable Repeatability: >=1 Definition: Instrument properties and behavior. Rationale: The properties of the instrument must be known in order to interpret the readings as geographic information. Source: FGDC/SWG Imagery Subgroup Remote Sensing Metadata Extensions Development Team Extension_Information: Name: Instrument_Description Short_Name: instdesc Type: compound Child: Instrument_Type Child: Operational_Mode Child: Collection_Type Child: Sensor_Orientation Child: Frame_Camera Child: Scan Child: Other_Collector_Description Child: Instrument_Properties_Description Parent: Instrument_Information Optionality: Conditional - mandatory if no instances of Instrument_Reference present, otherwise optional Repeatability: >=1 Definition: Characteristics and behavior of instrument. Rationale: Descriptive information about the instrument may be in metadata accompanying the data. Source: FGDC/SWG Imagery Subgroup Remote Sensing Metadata Extensions Development Team Extension_Information: Name: Instrument_Type Short_Name: insttyp Type: text Domain: "imager" "sounder" free text Parent: Instrument_Description Optionality: Mandatory Repeatability: 1 Definition: Class of data measuring instrument. Source: Hughes Applied Information Systems (1994) Proposed ECS Core Metadata Standard Instrument Data Collection Type Extension_Information: Name: Operational_Mode Short_Name: opmode Type: text Domain: "launch" "survival" "initialization" "safe" "diagnostic" "standby" "crosstrack" "biaxial" "solar calibration" free text Parent: Instrument_Description Optionality: Mandatory-if-applicable Repeatability: 1 Definition: The way in which the instrument is functioning. Source: Hughes Applied Information Systems (1994) Proposed ECS Core Metadata Standard Extension_Information: Name: Collection_Type Short_Name: colltype Type: text Domain: "frame" "pushbroom" "whiskbroom" "panoramic" "radar" "laser" free text Parent: Instrument_Description Optionality: Mandatory Repeatability: 1 Definition: The way in which the instrument gathers data from the scene observed. Source: ISPRS/WG-II/4 Extension_Information: Name: Sensor_Orientation Short_Name: orininfo Type: compound Child: Axes Child: Rotation_Description Child: Translation_Description Parent: Instrument_Description Optionality: Optional Repeatability: 1 Definition: Positioning and direction of instrument components on platform. Rationale: This information is required in order to derive the direction of observation. Source: FGDC/SWG Imagery Subgroup Remote Sensing Metadata Extensions Development Team Extension_Information: Name: Axes Short_Name: axes Type: compound Child: X_Axis_Definition Child: Y_Axis_Definition Child: Z_Axis_Definition Parent: Sensor_Orientation Optionality: Mandatory Repeatability: 1 Definition: Orientation of instrument axes. Source: FGDC/SWG Imagery Subgroup Remote Sensing Metadata Extensions Development Team Extension_Information: Name: X_Axis_Definition Short_Name: xaxisdef Type: text Domain: "up" "down" "forward" "backward" "left" "right" "north" "south" "east" "west" free text Parent: Axes Optionality: Mandatory Repeatability: 1 Definition: Direction of instrument x-axis. Source: FGDC/SWG Imagery Subgroup Remote Sensing Metadata Extensions Development Team Extension_Information: Name: Y_Axis_Definition Short_Name: yaxisdef Type: text Domain: "up" "down" "forward" "backward" "left" "right" "north" "south" "east" "west" free text Parent: Axes Optionality: Mandatory Repeatability: 1 Definition: Direction of instrument y-axis. Source: FGDC/SWG Imagery Subgroup Remote Sensing Metadata Extensions Development Team Extension_Information: Name: Z_Axis_Definition Short_Name: zaxisdef Type: text Domain: "up" "down" "forward" "backward" "left" "right" "north" "south" "east" "west" free text Parent: Axes Optionality: Mandatory Repeatability: 1 Definition: Direction of instrument z-axis. Source: FGDC/SWG Imagery Subgroup Remote Sensing Metadata Extensions Development Team Extension_Information: Name: Rotation_Description Short_Name: rotdesc Type: text Domain: free text Parent: Sensor_Orientation Optionality: Optional Repeatability: 1 Definition: Description of direction of instrument components relative to platform axes. Source: FGDC/SWG Imagery Subgroup Remote Sensing Metadata Extensions Development Team Extension_Information: Name: Translation_Description Short_Name: trandesc Type: text Domain: free text Parent: Sensor_Orientation Optionality: Optional Repeatability: 1 Definition: Description of position of instrument components relative to platform axes. Source: FGDC/SWG Imagery Subgroup Remote Sensing Metadata Extensions Development Team Extension_Information: Name: Frame_Camera Short_Name: frame Type: compound Child: Frame_Hardware Child: Frame_Optics Child: Frame_Geometric_Properties Child: Frame_Operation Child: Frame_Radiometric_Properties Child: Frame_Spectral_Properties Parent: Instrument_Description Optionality: Conditional - present and mandatory if and only if Scan and Other_Collector_Description are absent Repeatability: 1 Definition: Description of photographic system using a central perspective projection, with the detector, normally film, pressed against a calibrated frame during the exposure. Source: ISPRS/WG-II/4 Extension_Information: Name: Frame_Hardware Short_Name: fcamhwar Type: compound Child: Camera_Type Child: Camera_Identifier Child: Lens Child: Magazine_Identifier Child: Film_Type Child: Aerial_Film_Speed Child: Effective_Aerial_Film_Speed Child: Developing_Institution Parent: Frame_Camera Optionality: Optional Repeatability: 1 Definition: Physical description of camera and film. Source: ISPRS/WG-II/4 Extension_Information: Name: Camera_Type Short_Name: camtype Type: text Domain: "RMK 60/25" "RMK 30/23" "RMK 15/23" "RMK 11.5/18" "RMK 15/23" "RMK 8.5/23" "RMK TOP 15" "RMK TOP 30" "MRB 30/2323" "MRB 21" "MRB 15/2323" "MRB 9/2323" "LMK" "LMK1000" "LMK1009" "LMK1015" "LMK1021" "LMK1030" "LMK2000" "LMK2009" "LMK2015" "LMK2021" "LMK2030" "RC 8" "RC 9" "RC 10" "RC 10A" "RC 20" "RC 30" free text (RMK camera types are manufactured by Zeiss Oberkochen, MRB and LMK Camera types by Zeiss Jena, RC8-RC10A by Wild, RC20 by Leica, and RC30 by Leica/LH systems) Parent: Frame_Hardware Optionality: Optional Repeatability: 1 Definition: Model of camera as defined by manufacturer. Source: ISPRS/WG-II/4 Extension_Information: Name: Camera_Identifier Short_Name: camident Type: text Domain: free text Parent: Frame_Hardware Optionality: Optional Repeatability: 1 Definition: Manufacturer's unique alphanumeric code specifying the camera body. Source: ISPRS/WG-II/4 Extension_Information: Name: Lens Short_Name: lens Type: compound Child: Lens_Type Child: Lens_Identifier Parent: Frame_Hardware Optionality: Optional Repeatability: 1 Definition: Optical component that uses refraction to focus light on the image plane. Source: ISPRS/WG-II/4 Extension_Information: Name: Lens_Type Short_Name: lenstype Type: text Domain: "Topogon" "Telikon" "Topar" "Pleogon" "S-Pleogon" "Aviogon" "Wide Angle 15AG" "Orbigon" "Normal Aviogon" "Semi-wide-angle 21 NAG" "Semi-wide-angle 21 NAG II" "Semi-wide-angle 21-4 NAGA" "Semi-wide-angle NAGA-F" "Super Aviogon" "Super-wide-angle 8.8 SAG" "Super-wide-angle 8.8 SAG II" "Super-wide-angle 8.8/4 SAG-A" "Super-wide-angle 8.8/4 SAGA-F" "Aviotar 30At" "Aviotar 30AtI" "Aviotar 30/4 NAT" "Aviotar 30/4 NAT-A" "Aviotar 30/4 NATA-F" "Aviotar 30/4 NAT-S" "Universal Aviogon 15 UAG" "Universal Aviogon 15 UAGI" "Universal Aviogon 15 UAGII" "Universal Aviogon 15/4 UAG" "Universal Aviogon 15/4 UAG-A" "Universal Aviogon 15/4 UAGA-F" "Universal Aviogon 15/4 UAG-S" "Lamegor PI 5.6/300(A).B" "Lamegoron PI 5.6/210A "Lamegon PI 4/150(A,B,C),D" "Superlamegon PI 5.6/90 (A,B),C" "Metrogon" "Geocon" free text (List items Topogon through S-Pleogon are manufactured by Zeiss, Aviogon through Orbigon by Wild, Normal Aviogon, all the Semi-wide-angle models, Super Aviogon, and all the Super-wide angle models by Wild/Leica, the Aviotar and Universal Aviogon models by Wild/Leica/LH Systems, and the Lamegor through SuperLamegon by Zeiss, the Metrogon by Bausch and Lomb, and the Geocon by Baker.) Parent: Lens Optionality: Mandatory Repeatability: 1 Definition: Manufacturer's name specifying design of lens. Source: ISPRS/WG-II/4 Extension_Information: Name: Lens_Identifier Short_Name: lensidnt Type: text Domain: free text Parent: Lens Optionality: Mandatory Repeatability: 1 Definition: Unique alphanumeric identifier assigned by camera manufacturer to individual lens. Source: ISPRS/WG-II/4 Extension_Information: Name: Magazine_Identifier Short_Name: magident Type: text Domain: free text Parent: Frame_Hardware Optionality: Optional Repeatability: 1 Definition: Unique alphanumeric identifier of individual magazine as assigned by manufacturer. Source: ISPRS/WG-II/4 Extension_Information: Name: Film_Type Short_Name: filmtype Type: text Domain: free text Parent: Frame_Hardware Optionality: Optional Repeatability: 1 Definition: Manufacturer's name and specification of film Source: ISPRS/WG-II/4 Extension_Information: Name: Aerial_Film_Speed Short_Name: afspeed Type: real Domain: Aerial_Film_Speed > 0.0 Parent: Frame_Hardware Optionality: Optional Repeatability: 1 Definition: Two-thirds of the exposure in lux seconds at the point on the characteristic curve where the density is 0.3 above fog density, under processing conditions defined in ANSI PH2.34-1969. Source: Albertz, J. and Kreiling, W. (1989): Photogrammetric Guide, Wichmann, Karlsruhe, ISPRS/WG-II/4. Extension_Information: Name: Effective_Aerial_Film_Speed Short_Name: eafspeed Type: real Domain: Effective_Aerial_Film_Speed > 0.0 Parent: Frame_Hardware Optionality: Optional Repeatability: 1 Definition: Two-thirds of the exposure in lux seconds at the point on the characteristic curve where the density is 0.3 above fog density, under processing conditions other than those defined in ANSI PH2.34-1969 or determined empirically for color and infrared-sensitive films not covered by ANSI Standard PH 2.34-1969. Source: Albertz, J. and Kreiling, W. (1989): Photogrammetric Guide, Wichmann, Karlsruhe, ISPRS/WG-II/4. Extension_Information: Name: Developing_Institution Short_Name: develop Type: compound Child: Contact_Information Parent: Frame_Hardware Optionality: Optional Repeatability: 1 Definition: Institution where the film was developed. Source: ISPRS/WG-II/4 Extension_Information: Name: Frame_Optics Short_Name: fcamoptc Type: compound Child: Photographic_Resolving_Power Child: Relative_Aperture Child: Exposure_Time Child: Calibrated_Focal_Length Child: Quality_of_Focal_Length Child: Last_Calibration Parent: Frame_Camera Optionality: Mandatory Repeatability: 1 Definition: Physical description of the photographic system. Source: ISPRS/WG-II/4 Extension_Information: Name: Photographic_Resolving_Power Short_Name: phorespo Type: compound Child: Number_of_Resolution_Values Child: Resolution_Value_Set Child: Area_Weighted_Average_Resolution Parent: Frame_Optics Optionality: Optional Repeatability: 1 Definition: Resolving power of the camera at different field angles. Source: ISPRS/WG-II/4 Extension_Information: Name: Number_of_Resolution_Values Short_Name: nresval Type: integer Domain: Number_of_Resolution_Values >= 1 Parent: Photographic_Resolving_Power Optionality: Mandatory Repeatability: 1 Definition: Number of angles at which values of resolving power are available. Source: ISPRS/WG-II/4 Extension_Information: Name: Resolution_Value_Set Short_Name: phoreset Type: compound Child: Resolving_Angle Child: Resolving_Value_Radial Child: Resolving_Value_Tangential Parent: Photographic_Resolving_Power Optionality: Mandatory Repeatability: >=1 Definition: Resolving power of the camera at different field angles. Source: ISPRS/WG-II/4 Extension_Information: Name: Resolving_Angle Short_Name: resangle Type: real Domain: Resolving_Angle >= 0.0 Parent: Resolution_Value_Set Optionality: Mandatory Repeatability: 1 Definition: A field angle at which values of the resolving power are available. Source: ISPRS/WG-II/4 Extension_Information: Name: Resolving_Value_Radial Short_Name: resrad Type: real Domain: Resolving_Value_Radial > 0.0 Parent: Resolution_Value_Set Optionality: Mandatory Repeatability: 1 Definition: Resolving power in radial direction, given in line pairs per millimeter. Source: ISPRS/WG-II/4 Extension_Information: Name: Resolving_Value_Tangential Short_Name: restang Type: real Domain: Resolving_Value_Tangential > 0.0 Parent: Resolution_Value_Set Optionality: Mandatory Repeatability: 1 Definition: Resolving power in tangential direction, given in line pairs per millimeter. Source: ISPRS/WG-II/4 Extension_Information: Name: Area_Weighted_Average_Resolution Short_Name: awar Type: real Domain: Area_Weighted_Average_Resolution > 0.0 Parent: Photographic_Resolving_Power Optionality: Optional Repeatability: 1 Definition: Area weighted average resolution, given in line pairs per millimeter. Source: ISPRS/WG-II/4 Extension_Information: Name: Relative_Aperture Short_Name: relaper Type: real Domain: Relative_Aperture > 0.0 Parent: Frame_Optics Optionality: Optional Repeatability: 1 Definition: Ratio of focal length of camera to diameter of opening through which camera gathers light. Source: ISPRS/WG-II/4 Extension_Information: Name: Exposure_Time Short_Name: expotime Type: real Domain: Exposure_Time > 0.0 Parent: Frame_Optics Optionality: Optional Repeatability: 1 Definition: Length of exposure, in seconds. Source: ISPRS/WG-II/4 Extension_Information: Name: Calibrated_Focal_Length Short_Name: calfocl Type: real Domain: Calibrated_Focal_Length > 0.0 Parent: Frame_Optics Optionality: Mandatory Repeatability: 1 Definition: Approximate distance between the projection center and the image plane in millimeters, measured in the laboratory before launch. Source: ISPRS/WG-II/4 Extension_Information: Name: Quality_of_Focal_Length Short_Name: quafocl Type: real Domain: Quality_of_Focal_Length > 0.0 Parent: Frame_Optics Optionality: Optional Repeatability: 1 Definition: The standard deviation in millimeters of the calibrated focal length. Source: ISPRS/WG-II/4 Extension_Information: Name: Last_Calibration Short_Name: lastcali Type: compound Child: Date_of_Last_Calibration Child: Method_of_Last_Calibration Child: Institution_of_Last_Calibration Parent: Frame_Optics Optionality: Optional Repeatability: 1 Definition: Description of most recent camera calibration. Source: ISPRS/WG-II/4 Extension_Information: Name: Date_of_Last_Calibration Short_Name: datlcali Type: date Domain: free date Parent: Last_Calibration Optionality: Mandatory Repeatability: 1 Definition: Date of most recent camera calibration. Source: ISPRS/WG-II/4 Extension_Information: Name: Method_of_Last_Calibration Short_Name: metlcali Type: text Domain: "optical" "photographic" Parent: Last_Calibration Optionality: Optional Repeatability: 1 Definition: Method of most recent camera calibration. Source: ISPRS/WG-II/4 Extension_Information: Name: Institution_of_Last_Calibration Short_Name: inslcali Type: text Domain: free text Parent: Last_Calibration Optionality: Optional Repeatability: 1 Definition: Institution that performed the camera calibration that occurred at Date_of_Last_Calibration. Source: ISPRS/WG-II/4 Extension_Information: Name: Frame_Geometric_Properties Short_Name: framegeo Type: compound Child: Image_Size Child: Fiducial Child: Reseau Child: Sensor_System Child: Principal_Point_of_Autocollimation Child: Quality_of_Principal_Point_of_Autocollimation Child: Principal_Point_of_Symmetry Child: Quality_of_Principal_Point_of_Symmetry Child: Fiducial_Center Child: Sensor_Element_Location Child: Distortion Parent: Frame_Camera Optionality: Mandatory Repeatability: 1 Definition: Geometric characteristics of instrument used to derive single frame images. Source: ISPRS/WG-II/4 Extension_Information: Name: Image_Size Short_Name: imsize Type: compound Child: Image_Size_x_Value Child: Image_Size_y_Value Parent: Frame_Geometric_Properties Optionality: Optional Repeatability: 1 Definition: Metric length and width of the image. Source: ISPRS/WG-II/4 Extension_Information: Name: Image_Size_x_Value Short_Name: imsizex Type: real Domain: Image_Size_x_Value > 0.0 Parent: Image_Size Optionality: Mandatory Repeatability: 1 Definition: Image size, in millimeters, in the direction of the x-axis. Source: ISPRS/WG-II/4 Extension_Information: Name: Image_Size_y_Value Short_Name: imsizey Type: real Domain: Image_Size_y_Value > 0.0 Parent: Image_Size Optionality: Mandatory Repeatability: 1 Definition: Image size, in millimeters, in the direction of the y-axis. Source: ISPRS/WG-II/4 Extension_Information: Name: Fiducial Short_Name: fcfid Type: compound Child: Location_Information Parent: Frame_Geometric_Properties Optionality: Conditional - present and mandatory if and only if Reseau and Sensor_System are absent Repeatability: 1 Definition: Calibrated coordinates for four or more marks attached to the frame of the camera, in millimeters in the image coordinate system. Source: ISPRS/WG-II/4 Extension_Information: Name: Reseau Short_Name: fcres Type: compound Child: Location_Information Parent: Frame_Geometric_Properties Optionality: Conditional - present and mandatory if and only if Fiducial and Sensor_System are absent Repeatability: 1 Definition: Calibrated positions of engraved réseau-crosses that are pressed against the film during exposure, given in millimeters in the image coordinate system. Source: ISPRS/WG-II/4 Extension_Information: Name: Sensor_System Short_Name: fcss Type: compound Child: Sensor_Grid Child: Calibrated_Detector_Positions Parent: Frame_Geometric_Properties Optionality: Conditional - present and mandatory if and only if Fiducial and Reseau are absent Repeatability: 1 Definition: Image coordinate system defined by the pixels of the scanner. Source: ISPRS/WG-II/4 Extension_Information: Name: Sensor_Grid Short_Name: fcssgrid Type: compound Child: Raster_Object_Type Parent: Sensor_System Optionality: Mandatory Repeatability: 1 Definition: Number of cells along axes of sensor grid. Source: ISPRS/WG-II/4 Extension_Information: Name: Calibrated_Detector_Positions Short_Name: fcsscapo Type: compound Child: Location_Information Parent: Sensor_System Optionality: Mandatory Repeatability: 1 Definition: Position of detectors in sensor grid coordinate system. Source: ISPRS/WG-II/4 Extension_Information: Name: Principal_Point_of_Autocollimation Short_Name: pripoaut Type: compound Child: Location_Information Parent: Frame_Geometric_Properties Optionality: Mandatory-if-applicable Repeatability: 1 Definition: The point (x0, y0) where the plumb line coming from the projection center crosses the image plane, given in millimeters in the image coordinate system, determined by projecting an illuminated object to infinity, reflecting its image from a flat mirror surface, and adjusting the instrument until both the object and image are in focus at the same plane. Source: ISPRS/WG-II/4 Extension_Information: Name: Quality_of_Principal_Point_of_Autocollimation Short_Name: quappa Type: compound Child: Quality_of_Autocollimation_Principal_Point_x_Value Child: Quality_of_Autocollimation_Principal_Point_y_Value Parent: Frame_Geometric_Properties Optionality: Optional Repeatability: 1 Definition: Uncertainty in the location of the principal point of autocollimation. Source: ISPRS/WG-II/4 Extension_Information: Name: Quality_of_Autocollimation_Principal_Point_x_Value Short_Name: quappax Type: real Domain: Quality_of_Autocollimation_Principal_Point_x_Value >= 0.0 Parent: Quality_of_Principal_Point_of_Autocollimation Optionality: Mandatory Repeatability: 1 Definition: Standard deviation, in millimeters, of the x-position of the principal point of autocollimation. Source: ISPRS/WG-II/4 Extension_Information: Name: Quality_of_Autocollimation_Principal_Point_y_Value Short_Name: quappay Type: real Domain: Quality_of_Autocollimation_Principal_Point_y_Value >= 0.0 Parent: Quality_of_Principal_Point_of_Autocollimation Optionality: Mandatory Repeatability: 1 Definition: Standard deviation, in millimeters, of the y-position of the principal point of autocollimation. Source: ISPRS/WG-II/4 Extension_Information: Name: Principal_Point_of_Symmetry Short_Name: priposym Type: compound Child: Location_Information Parent: Frame_Geometric_Properties Optionality: Optional Repeatability: 1 Definition: The coordinate of the center of the circles of equal distortion of the lens (xs,ys) in millimeters in the image coordinate system. Source: ISPRS/WG-II/4 Extension_Information: Name: Quality_of_Principal_Point_of_Symmetry Short_Name: quapps Type: compound Child: Quality_of_Symmetry_Principal_Point_x_Value Child: Quality_of_Symmetry_Principal_Point_y_Value Parent: Frame_Geometric_Properties Optionality: Optional Repeatability: 1 Definition: Uncertainty in the location of the principal point of symmetry. Source: ISPRS/WG-II/4 Extension_Information: Name: Quality_of_Symmetry_Principal_Point_x_Value Short_Name: quappsx Type: real Domain: Quality_of_Symmetry_Principal_Point_x_Value >= 0.0 Parent: Quality_of_Principal_Point_of_Symmetry Optionality: Mandatory Repeatability: 1 Definition: Standard deviation, in millimeters, of the x-position of the principal point of symmetry. Source: ISPRS/WG-II/4 Extension_Information: Name: Quality_of_Symmetry_Principal_Point_y_Value Short_Name: quappsy Type: real Domain: Quality_of_Symmetry_Principal_Point_y_Value > 0.0 Parent: Quality_of_Principal_Point_of_Symmetry Optionality: Mandatory Repeatability: 1 Definition: Standard deviation, in millimeters, of the y-position of the principal point of symmetry. Source: ISPRS/WG-II/4 Extension_Information: Name: Fiducial_Center Short_Name: fidcent Type: compound Child: Location_Information Parent: Frame_Geometric_Properties Optionality: Optional Repeatability: 1 Definition: Coordinates in millimeters, in the image coordinate system, of center point where lines between the four or more fiducial marks meet. Source: ISPRS/WG-II/4 Extension_Information: Name: Sensor_Element_Location Short_Name: sensello Type: compound Child: Availability_of_Element_Locations Child: Source_of_Element_Locations Parent: Frame_Geometric_Properties Optionality: Optional Repeatability: 1 Definition: Physical position of individual scanner pixels, in the image coordinate system. Source: ISPRS/WG-II/4 Extension_Information: Name: Availability_of_Element_Locations Short_Name: senselav Type: text Domain: "available" "not available" Parent: Sensor_Element_Location Optionality: Mandatory Repeatability: 1 Definition: Whether or not a reference providing sensor element location exists. Source: ISPRS/WG-II/4 Extension_Information: Name: Source_of_Element_Locations Short_Name: senselso Type: compound Child: Citation_Information Parent: Sensor_Element_Location Optionality: Optional Repeatability: 1 Definition: Citation for reference providing sensor element location information. Source: ISPRS/WG-II/4 Extension_Information: Name: Distortion Short_Name: distort Type: compound Child: Distortion_Type_Radial_Symmetrical Child: Distortion_Type_Radial_Asymmetrical Child: Distortion_Type_Affine Parent: Frame_Geometric_Properties Optionality: Mandatory-if-applicable Repeatability: 1 Definition: Departure of positions in image from those in scene imaged. Source: ISPRS/WG-II/4 Extension_Information: Name: Distortion_Type_Radial_Symmetrical Short_Name: dsttrs Type: compound Child: Distance_Dependent_Distortion Child: Angle_Dependent_Distortion Child: Radial_Symmetrical_Distortion_Polynomial Parent: Distortion Optionality: Mandatory-if-applicable Repeatability: 1 Definition: The shift of an image point towards the center (negative values) or border (positive values) of the image. Source: ISPRS/WG-II/4 Extension_Information: Name: Distance_Dependent_Distortion Short_Name: rsdisdis Type: compound Child: Radial_Symmetrical_Distance_Interval Child: Number_of_Distance_Distortion_Values Child: Distance_Distortion_Value Parent: Distortion_Type_Radial_Symmetrical Optionality: Conditional - present and mandatory if and only if Angle_Dependent_Distortion and Radial_Symmetrical_Distortion_Polynomial are absent Repeatability: 1 Definition: Lens distortion values provided as a function of linear distance to the principal point of best symmetry. Source: ISPRS/WG-II/4 Extension_Information: Name: Radial_Symmetrical_Distance_Interval Short_Name: rsdmdist Type: real Domain: Radial_Symmetrical_Distance_Interval > 0.0 Parent: Distance_Dependent_Distortion Optionality: Mandatory Repeatability: 1 Definition: Radial intervals at which distortion values are available, given in millimeters. Source: ISPRS/WG-II/4 Extension_Information: Name: Number_of_Distance_Distortion_Values Short_Name: rsdnumv Type: integer Domain: Number_of_Distance_Distortion_Values > 0 Parent: Distance_Dependent_Distortion Optionality: Mandatory Repeatability: 1 Definition: Number of radial points at which distance-dependent distortion values are provided. Source: ISPRS/WG-II/4 Extension_Information: Name: Distance_Distortion_Value Short_Name: rsddval Type: real Domain: free real Parent: Distance_Dependent_Distortion Optionality: Mandatory Repeatability: Number_of_Distance_Distortion_Values Definition: Value of distortion at one of the radial distances specified by Radial_Distance_Interval, in micrometers. Source: ISPRS/WG-II/4 Extension_Information: Name: Angle_Dependent_Distortion Short_Name: rsaddist Type: compound Child: Radial_Symmetrical_Angle_Interval Child: Number_of_Angle_Distortion_Values Child: Angle_Distortion_Value Parent: Distortion_Type_Radial_Symmetrical Optionality: Conditional - present and mandatory if and only if Distance_Dependent_Distortion and Radial_Symmetrical_Distortion_Polynomial are absent Repeatability: 1 Definition: Lens distortion values provided as a function of the angle from the optical axis. Source: ISPRS/WG-II/4 Extension_Information: Name: Radial_Symmetrical_Angle_Interval Short_Name: rsangint Type: real Domain: Radial_Symmetrical_Angle_Interval > 0.0 Parent: Angle_Dependent_Distortion Optionality: Mandatory Repeatability: 1 Definition: Interval in angle at which distortion values are available, given in degrees. Source: ISPRS/WG-II/4 Extension_Information: Name: Number_of_Angle_Distortion_Values Short_Name: rsanumv Type: integer Domain: Number_of_Angle_Distortion_Values > 0 Parent: Angle_Dependent_Distortion Optionality: Mandatory Repeatability: 1 Definition: Number of distortion values supplied as a function of angle. Source: ISPRS/WG-II/4 Extension_Information: Name: Angle_Distortion_Value Short_Name: rsadval Type: real Domain: free real Parent: Angle_Dependent_Distortion Optionality: Mandatory Repeatability: Number_of_Angle_Distortion_Values Definition: Value of distortion at one of the angular distances specified by Radial_Symmetrical_Measurement_Angle, given in micrometers. Source: ISPRS/WG-II/4 Extension_Information: Name: Radial_Symmetrical_Distortion_Polynomial Short_Name: rsdispol Type: compound Child: Polynomial_Function Parent: Distortion_Type_Radial_Symmetrical Optionality: Conditional - present and mandatory if and only if Distance_Dependent_Distortion and Angle_Dependent_Distortion are absent Repeatability: 1 Definition: Lens distortion in micrometers that is a function of the distance to the principal point of best symmetry, presented in the form of an odd-power polynomial: r = K0 * r + K1 * r3 + K2 * r5 + K3 * r7 . . . Source: Moffit, F., Mikhail, E. (1980): Photogrammetry, Harper & Row, Publishers, New York Luhmann, T. (2000): Nahbereichsphotogrammetrie, Wichmann-Verlag, Heidelberg Extension_Information: Name: Distortion_Type_Radial_Asymmetrical Short_Name: dsttrasy Type: compound Child: Radial_Asymmetrical_Coefficient_B1 Child: Radial_Asymmetrical_Coefficient_B2 Parent: Distortion Optionality: Optional Repeatability: 1 Definition: Distortion that can be expressed in the form x' = B1 (r'2 + 2x'2) + 2B2 * x' * y' y' = B2 (r'2 + 2x'2) + 2B1 * x' * y' Source: Brown, D.C. (1971): Close-range camera calibration. Photogrammetric Engineering, 37(8), pp. 855-866 Luhmann, T. (2000): Nahbereichsphotogrammetrie, Wichmann-Verlag, Heidelberg Extension_Information: Name: Radial_Asymmetrical_Coefficient_B1 Short_Name: rab1 Type: real Domain: free real Parent: Distortion_Type_Radial_Asymmetrical Optionality: Mandatory Repeatability: 1 Definition: Value for B1 to be used in the formula given in the definition of Distortion_Type_Radial_Asymmetrical. Source: Brown, D.C. (1971): Close-range camera calibration. Photogrammetric Engineering, 37(8), pp. 855-866 Luhmann, T. (2000): Nahbereichsphotogrammetrie, Wichmann-Verlag, Heidelberg Extension_Information: Name: Radial_Asymmetrical_Coefficient_B2 Short_Name: rab2 Type: real Domain: free real Parent: Distortion_Type_Radial_Asymmetrical Optionality: Mandatory Repeatability: 1 Definition: Value to be used for B2 in the formula given in the definition of Distortion_Type_Radial_Asymmetrical. Source: Brown, D.C. (1971): Close-range camera calibration. Photogrammetric Engineering, 37(8), pp. 855-866 Luhmann, T. (2000): Nahbereichsphotogrammetrie, Wichmann-Verlag, Heidelberg Extension_Information: Name: Distortion_Type_Affine Short_Name: dsttaf Type: compound Child: Affine_Distortion_X_Prime_Coefficient Child: Affine_Distortion_Y_Prime_Coefficient Parent: Distortion Optionality: Optional Repeatability: 1 Definition: Errors of the image coordinate system that can be described with an affine transformation of the following form: x' = C1 * x' + C2 * y' y' = 0 Source: Luhmann, T. (2000): Nahbereichsphotogrammetrie, Wichmann-Verlag, Heidelberg Extension_Information: Name: Affine_Distortion_X_Prime_Coefficient Short_Name: affc1 Type: real Domain: free real Parent: Distortion_Type_Affine Optionality: Mandatory Repeatability: 1 Definition: Coefficient of x' term in the formula given in the definition of Distortion_Type_Affine. Source: Luhmann, T. (2000): Nahbereichsphotogrammetrie, Wichmann-Verlag, Heidelberg Extension_Information: Name: Affine_Distortion_Y_Prime_Coefficient Short_Name: affc2 Type: real Domain: free real Parent: Distortion_Type_Affine Optionality: Mandatory Repeatability: 1 Definition: Coefficient of y' term in the formula given in the definition of Distortion_Type_Affine. Source: Luhmann, T. (2000): Nahbereichsphotogrammetrie, Wichmann-Verlag, Heidelberg Extension_Information: Name: Frame_Operation Short_Name: fcoper Type: compound Child: Stabilized_Mount Child: Forward_Motion_Compensation Parent: Frame_Camera Optionality: Optional Repeatability: 1 Definition: Information describing the configuration or motion of the camera mounting. Source: ISPRS/WG-II/4 Extension_Information: Name: Stabilized_Mount Short_Name: stabmnt Type: text Domain: "T_AS" "CCNS4" free text Parent: Frame_Operation Optionality: Optional Repeatability: 1 Definition: Type of stabilized mount used during the photo flight. Source: ISPRS/WG-II/4. Extension_Information: Name: Forward_Motion_Compensation Short_Name: fmc Type: text Domain: "yes" "no" Parent: Frame_Operation Optionality: Optional Repeatability: 1 Definition: Whether or not image is moved in flying direction during exposure in order to compensate image motion for ground speed. Source: ISPRS/WG-II/4. Extension_Information: Name: Frame_Radiometric_Properties Short_Name: fradprop Type: compound Child: Frame_Radiometric_Calibration Child: Light_Drop Parent: Frame_Camera Optionality: Optional Repeatability: 1 Definition: Information on the relation between radiation received and measured by a detector system. Source: FGDC/SWG Imagery Subgroup Remote Sensing Metadata Extensions Development Team Extension_Information: Name: Frame_Radiometric_Calibration Short_Name: fcradcal Type: compound Child: Data_Scaling_Information Parent: Frame_Radiometric_Properties Optionality: Mandatory-if-applicable Repeatability: 1 Definition: Transformation from units in which electronic detector measures to physical units. Source: FGDC/SWG Imagery Subgroup Remote Sensing Metadata Extensions Development Team Extension_Information: Name: Light_Drop Short_Name: lightdrp Type: real Domain: 0.0 <= Light_Drop <= 100.0 Parent: Frame_Radiometric_Properties Optionality: Optional Repeatability: 1 Definition: The ratio of the light at the border of the image to that at the center, given as a percentage. Source: ISPRS/WG-II/4 Extension_Information: Name: Frame_Spectral_Properties Short_Name: fcspecpr Type: compound Child: Frame_Spectral_Information Child: Filter_on_Camera Child: Spectral_Limit Parent: Frame_Camera Optionality: Optional Repeatability: 1 Definition: Wavelength-dependent characteristics of system. Source: FGDC/SWG Imagery Subgroup Remote Sensing Metadata Extensions Development Team Extension_Information: Name: Frame_Spectral_Information Short_Name: fcspecin Type: compound Child: Spectral_Information Parent: Frame_Spectral_Properties Optionality: Optional Repeatability: 1 Definition: Information about wavelength sensitivity of detector. Source: FGDC/SWG Imagery Subgroup Remote Sensing Metadata Extensions Development Team Extension_Information: Name: Filter_on_Camera Short_Name: filtonca Type: compound Child: Filter_on_Camera_Indicator Child: Filter_Type Parent: Frame_Spectral_Properties Optionality: Optional Repeatability: 1 Definition: Device placed in front of camera lens limiting the range of wavelengths that can pass through. Source: ISPRS/WG-II/4 Extension_Information: Name: Filter_on_Camera_Indicator Short_Name: filtcain Type: text Domain: "yes" "no" Parent: Filter_on_Camera Optionality: Mandatory Repeatability: 1 Definition: Indicator as to whether or not there is a filter in front of the camera. Source: ISPRS/WG-II/4 Extension_Information: Name: Filter_Type Short_Name: ftrtyp Type: text Domain: "CTO 1" "L453" "L477" "L510" "L599" "L731" "HF-3 (2B)" "No. 3(Aero 1)" "No. 8 (K2)" "No. 12 (Minus Blue)" "No. 15 (G)" "No. 25 (A)" "No. 89 B (IR)" "Sandwich Color" "Haze Filter" "Sandwich False Color" "Dark Yellow" "Light Red" "Infrared" "A2" "B" "D" "F" "H" "I" "K" free text Parent: Filter_on_Camera Optionality: Mandatory-if-applicable Repeatability: 1 Definition: Manufacturers name for and/or description of filter used. (Note: CTO-1 and L filters are all manufactured by AGFA Gevaert, HF-3 to 89 by Kodak Wratten, Sandwich Color to Infrared by Wild, and A2 to K by Carl Zeiss.) Source: Albertz, J., Kreiling, W. (1989): Photogrammetric Guide, Wichmann, Karlsruhe. Extension_Information: Name: Spectral_Limit Short_Name: spectlim Type: real Domain: Spectral_Limit > 0.0 Parent: Frame_Spectral_Properties Optionality: Optional Repeatability: 1 Definition: Maximum wavelength, in nanometers, at which focus of lens is judged accurate, errors due to chromatic aberration being too large at longer wavelengths. Source: ISPRS/WG-II/4 Extension_Information: Name: Scan Short_Name: scan Type: compound Child: Scan_Geometric_Properties Child: Sample_Properties Child: Scan_Radiometric_Properties Child: Scan_Spectral_Properties Parent: Instrument_Description Optionality: Conditional - present and mandatory if and only if Frame_Camera and Other_Collector_Description are absent Repeatability: 1 Definition: Properties of sensor whose detector view moves over the ground in a direction roughly perpendicular to the track of a moving point. Source: FGDC/SWG Imagery Subgroup Remote Sensing Metadata Extensions Development Team Extension_Information: Name: Scan_Geometric_Properties Short_Name: scangeom Type: compound Child: Scan_Angle_Units Child: Scan_Time_Units Child: Scan_Distance_Units Child: Scan_Cross_Track_Properties Child: Scan_Elevation_Properties Child: Profile_Properties Child: Scan_Timing Child: Instantaneous_Field_of_View Parent: Scan Optionality: Mandatory Repeatability: >=1 Definition: Spatial and temporal description of scan. Source: FGDC/SWG Imagery Subgroup Remote Sensing Metadata Extensions Development Team Extension_Information: Name: Scan_Angle_Units Short_Name: scanangu Type: text Domain: "degrees" "radians" "arcminutes" "arcseconds" free text Parent: Scan_Geometric_Properties Optionality: Mandatory Repeatability: 1 Definition: Units in which angles are measured in scan description. Source: FGDC/SWG Imagery Subgroup Remote Sensing Metadata Extensions Development Team Extension_Information: Name: Scan_Time_Units Short_Name: scantimu Type: text Domain: "seconds" "minutes" " microseconds" free text Parent: Scan_Geometric_Properties Optionality: Mandatory Repeatability: 1 Definition: Units in which time is measured in scan description. Source: FGDC/SWG Imagery Subgroup Remote Sensing Metadata Extensions Development Team Extension_Information: Name: Scan_Distance_Units Short_Name: scandisu Type: text Domain: "meters" "kilometers" free text Parent: Scan_Geometric_Properties Optionality: Mandatory Repeatability: 1 Definition: Units in which distance is measured in scan description. Source: FGDC/SWG Imagery Subgroup Remote Sensing Metadata Extensions Development Team Extension_Information: Name: Scan_Cross_Track_Properties Short_Name: xtrkprop Type: compound Child: Cross_Track_Zero Child: Cross_Track_Sweep Child: Cross_Track_Fixed_Angle Child: Cross_Track_Description Parent: Scan_Geometric_Properties Optionality: Mandatory-if-applicable Repeatability: 1 Definition: Description of data sampling in direction approximately perpendicular to track in horizontal direction. Source: FGDC/SWG Imagery Subgroup Remote Sensing Metadata Extensions Development Team Extension_Information: Name: Cross_Track_Zero Short_Name: xtkzero Type: compound Child: Cross_Track_Axis Child: Cross_Track_Direction Parent: Scan_Cross_Track_Properties Optionality: Mandatory Repeatability: 1 Definition: Direction relative to which cross-track angles are measured. Source: FGDC/SWG Imagery Subgroup Remote Sensing Metadata Extensions Development Team Extension_Information: Name: Cross_Track_Axis Short_Name: xtkaxis Type: text Domain: "x" "y" "z" free text Parent: Cross_Track_Zero Optionality: Mandatory Repeatability: 1 Definition: Axis about which cross-track angles are measured. Source: FGDC/SWG Imagery Subgroup Remote Sensing Metadata Extensions Development Team Extension_Information: Name: Cross_Track_Direction Short_Name: xtkdir Type: text Domain: "positive" "negative" Parent: Cross_Track_Zero Optionality: Mandatory Repeatability: 1 Definition: Direction on Cross_Track_Axis relative to which cross-track angles are measured. Source: FGDC/SWG Imagery Subgroup Remote Sensing Metadata Extensions Development Team Extension_Information: Name: Cross_Track_Sweep Short_Name: xtkswp Type: compound Child: Number_of_Cross_Track_Samples Child: Cross_Track_Start_Angle Child: Cross_Track_Extent_Angle Child: Cross_Track_Step_Angle Parent: Scan_Cross_Track_Properties Optionality: Conditional - present and mandatory if and only if Cross_Track_Fixed_Angle is absent Repeatability: 1 Definition: Description of angular properties of cross-track sweep. Source: FGDC/SWG Imagery Subgroup Remote Sensing Metadata Extensions Development Team Extension_Information: Name: Number_of_Cross_Track_Samples Short_Name: xtksamp Type: integer Domain: Number_of_Cross_Track_Samples > 0 Parent: Cross_Track_Sweep Optionality: Mandatory Repeatability: 1 Definition: Number of measurements in direction across the track in each scan. Source: FGDC/SWG Imagery Subgroup Remote Sensing Metadata Extensions Development Team Extension_Information: Name: Cross_Track_Start_Angle Short_Name: xtkstang Type: real Domain: free real Parent: Cross_Track_Sweep Optionality: Mandatory Repeatability: 1 Definition: Angle of start of cross-track measurement from Cross_Track_Axis, in Scan_Angle_Units. Source: FGDC/SWG Imagery Subgroup Remote Sensing Metadata Extensions Development Team Extension_Information: Name: Cross_Track_Extent_Angle Short_Name: xtkexang Type: real Domain: Cross_Track_Extent_Angle > 0.0 Parent: Cross_Track_Sweep Optionality: Conditional - present and mandatory if and only if Cross_Track_Step_Angle is absent Repeatability: 1 Definition: Angle between end and start of cross-track range. Source: FGDC/SWG Imagery Subgroup Remote Sensing Metadata Extensions Development Team Extension_Information: Name: Cross_Track_Step_Angle Short_Name: xtstpang Type: real Domain: Cross_Track_Step_Angle > 0.0 Parent: Cross_Track_Sweep Optionality: Conditional - present and mandatory if and only if Cross_Track_Extent_Angle is absent Repeatability: 1 Definition: Angle between cross-track steps, in Scan_Angle_Units. Source: FGDC/SWG Imagery Subgroup Remote Sensing Metadata Extensions Development Team Extension_Information: Name: Cross_Track_Fixed_Angle Short_Name: xtfixang Type: real Domain: free real Parent: Scan_Cross_Track_Properties Optionality: Conditional - present and mandatory if and only if Cross_Track_Sweep is absent Repeatability: 1 Definition: Constant angle relative to cross-track axis at which scanner is held while it scans in another direction. Source: FGDC/SWG Imagery Subgroup Remote Sensing Metadata Extensions Development Team Extension_Information: Name: Cross_Track_Description Short_Name: xtrkdesc Type: text Domain: free text Parent: Scan_Cross_Track_Properties Optionality: Optional Repeatability: 1 Definition: Additional information about cross-track measurements, in text form. Source: FGDC/SWG Imagery Subgroup Remote Sensing Metadata Extensions Development Team Extension_Information: Name: Scan_Elevation_Properties Short_Name: elevprop Type: compound Child: Elevation_Zero Child: Elevation_Sweep Child: Elevation_Fixed_Angle Child: Elevation_Description Parent: Scan_Geometric_Properties Optionality: Mandatory-if-applicable Repeatability: 1 Definition: Description of data sampling in direction approximately perpendicular to track and cross-track sweep direction. Source: FGDC/SWG Imagery Subgroup Remote Sensing Metadata Extensions Development Team Extension_Information: Name: Elevation_Zero Short_Name: elevzero Type: compound Child: Elevation_Axis Child: Elevation_Direction Parent: Scan_Elevation_Properties Optionality: Mandatory Repeatability: 1 Definition: Direction relative to which elevation angles are measured. Source: FGDC/SWG Imagery Subgroup Remote Sensing Metadata Extensions Development Team Extension_Information: Name: Elevation_Axis Short_Name: elevaxis Type: text Domain: "x" "y" "z" free text Parent: Elevation_Zero Optionality: Mandatory Repeatability: 1 Definition: Axis about which elevation angles are measured. Source: FGDC/SWG Imagery Subgroup Remote Sensing Metadata Extensions Development Team Extension_Information: Name: Elevation_Direction Short_Name: elevdir Type: text Domain: "positive" "negative" Parent: Elevation_Zero Optionality: Mandatory Repeatability: 1 Definition: Direction on Elevation_Axis relative to which elevation angles are measured. Source: FGDC/SWG Imagery Subgroup Remote Sensing Metadata Extensions Development Team Extension_Information: Name: Elevation_Sweep Short_Name: elevswp Type: compound Child: Number_of_Elevation_Samples Child: Elevation_Start_Angle Child: Elevation_Extent_Angle Child: Elevation_Step_Angle Parent: Scan_Elevation_Properties Optionality: Conditional - present and mandatory if and only if Elevation_Fixed_Angle is absent Repeatability: 1 Definition: Description of angular properties of elevation sweep. Source: FGDC/SWG Imagery Subgroup Remote Sensing Metadata Extensions Development Team Extension_Information: Name: Number_of_Elevation_Samples Short_Name: elevsamp Type: integer Domain: Number_of_Elevation_Samples > 0 Parent: Elevation_Sweep Optionality: Mandatory Repeatability: 1 Definition: Number of measurements in direction across the track in each scan. Source: FGDC/SWG Imagery Subgroup Remote Sensing Metadata Extensions Development Team Extension_Information: Name: Elevation_Start_Angle Short_Name: elestang Type: real Domain: free real Parent: Elevation_Sweep Optionality: Mandatory Repeatability: 1 Definition: Angle of start of elevation measurement from Elevation_Axis, in Scan_Angle_Units. Source: FGDC/SWG Imagery Subgroup Remote Sensing Metadata Extensions Development Team Extension_Information: Name: Elevation_Extent_Angle Short_Name: eleexang Type: real Domain: Elevation_Extent_Angle > 0.0 Parent: Elevation_Sweep Optionality: Conditional - present and mandatory if and only if Elevation_Step_Angle is absent Repeatability: 1 Definition: Angle between end and start of elevation range. Source: FGDC/SWG Imagery Subgroup Remote Sensing Metadata Extensions Development Team Extension_Information: Name: Elevation_Step_Angle Short_Name: elstpang Type: real Domain: Elevation_Step_Angle > 0.0 Parent: