Symbols and abbreviated terms

S e n s o r M o d e l L a n g u a g e O G C 0 7 - 0 0 0 5 Conventions

5.1 Symbols and abbreviated terms

The following symbols and abbreviated terms are used in this document. AIRDAS Airborne Infrared Disaster Assessment System AIST Advanced Information Systems Technology API Application Programming Interface CCD Charge-Coupled Device CEOS Committee for Earth Observation Satellites CPU Central Processing Unit CRS Coordinate Reference System DDMS Department of Defense Discovery Metadata Specification DN Digital Number ECEF Earth-Centered Earth-Fixed ECI Earth Centered Inertial EOS Earth Observing System GML Geographic Markup Language gml: namespace prefix for the GML schema GMTT Global Mapping Task Team GPS Global Positioning System IC ISM Intelligence Community Information Security Marking IEC International Electrotechnical Commission IERS International Earth Rotation and Reference Systems IMU Inertial Measurement Unit IO InputOutput IP Interoperability Program ISO International Organization for Standardization JPL Jet Propulsion Laboratory MASINT Measurements and Signals Intelligence MPP Military Pilot Project NASA National Aeronautics and Space Administration Copyright © 2007 Open Geospatial Consortium, Inc. All Rights Reserved. 23 S e n s o r M o d e l L a n g u a g e O G C 0 7 - 0 0 0 NAIF Navigation and Ancillary Information Facility NGA National Geospatial-Intelligence Agency OGC Open Geospatial Consortium om: namespace prefix for the Observations and Measurement schema OLS Optical Line Scanner OSI Open System Interconnection OWS OGC Open Web Services OM Observations and Measurements RGB RedGreenBlue RPC Rapid Position Coordinates SAS Sensor Alert Service SensorML Sensor Model Language sml: namespace prefix for the SensorML schema SOS Sensor Observation Service SPS Sensor Planning Service SWE Sensor Web Enablement swe: namespace prefix for the SWE Common schema TML Transducer Markup Language UAH University of Alabama in Huntsville uom Units of measure UCUM Unified Code for Units of Measure UML Unified Modeling Language URI Universal Resource Identifier? URN Universal Resource Name? VAST VisAnalysis System Technologies WGS84 World Geodetic System 1984 WNS Web Notification Service XML eXtensible Markup Language xs: namespace prefix for XMLSchema.2002 Copyright © 2007 Open Geospatial Consortium, Inc. All Rights Reserved. 24 S e n s o r M o d e l L a n g u a g e O G C 0 7 - 0 0 0

5.2 UML Notation