Presentation Index
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1

PPT Slide
2

Introduction
3

Terrain Representation in SEDRIS
4

Raster Data
5

Raster Data Example���CIB
6

Raster Data in SEDRIS���Images
7

Raster Data Summary
8

Gridded Data
9

Gridded Data Example���DTED
10

Gridded Data in SEDRIS���Property Grids
11

DTED CD-ROM Directory Tree
12

DTED-based Transmittal���Transmittal Root
13

DTED-based Transmittal���Geometry Hierarchy
14

DTED-based Transmittal���Property Grid
15

Gridded Data Summary
16

Vector Data
17

PPT Slide
18

Vector Data in SEDRIS � Features
19

VPF Database Directory Tree
20

VPF-based Transmittal���Transmittal Root
21

VPF-based Transmittal � Feature Hierarchy
22

VPF-based Transmittal���Point, Linear & Areal Features
23

Feature Topology
24

Feature Topology Triangle
25

Feature Nodes
26

Feature Edges
27

Feature Faces
28

Rings
29

Node-Edge Relationships
30

Node-Face Relationships
31

Edge-Face Relationships
32

Feature Topology Example
33

Vector Data Summary
34

Polygonal Data
35

Polygonal Data Example���Derived from FFD & DTED
36

Polygonal Data in SEDRIS - Geometry
37

Primitive Geometry
38

Aggregate Geometry
39

Geometry Topology (Optional)
40

Geometry Topology Example
41

Polygonal Data Summary
42

Summary

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