What is SEDRIS? (cont.)

• Spatial Reference Model (SRM)

  • Spatial Reference Frames (SRFs), definitions & conversions
  • roughly 25 of the 360 SEDRIS classes

• Environmental Data Coding Specification (EDCS)

  • Classifications/Features
  • Attributes/Values
  • States
  • touches over 30 of the 360 SEDRIS classes

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