Statements (51)
| Predicate | Object |
|---|---|
| gptkbp:instanceOf |
geospatial technology
Raster data |
| gptkbp:attribute |
gptkb:Contour
gptkb:Aspect Elevation Slope Hillshade |
| gptkbp:component |
gptkb:Geographic_Information_Systems
|
| gptkbp:dataSource |
gptkb:LIDAR
Radar Aerial photography Satellite imagery Photogrammetry |
| gptkbp:example |
gptkb:SRTM
ALOS World 3D ASTER GDEM USGS NED |
| gptkbp:format |
gptkb:IMG
gptkb:GeoTIFF gptkb:ASCII_Grid HGT |
| gptkbp:hasUnit |
Feet
Meters |
| https://www.w3.org/2000/01/rdf-schema#label |
Digital Elevation Models
|
| gptkbp:limitation |
gptkb:government_agency
Building effects Data voids Horizontal accuracy Vegetation effects Vertical accuracy |
| gptkbp:producedBy |
gptkb:NASA
gptkb:USGS gptkb:ESA |
| gptkbp:relatedTo |
Digital Surface Models
Digital Terrain Models |
| gptkbp:resolution |
varies
1 meter 30 meter 90 meter |
| gptkbp:type |
Grid
Point cloud |
| gptkbp:usedFor |
3D visualization
Urban planning Cartography Remote sensing Flood modeling Hydrological modeling Terrain analysis Topographic analysis |
| gptkbp:bfsParent |
gptkb:USGS_EarthExplorer
|
| gptkbp:bfsLayer |
7
|