start adding definitions

Work is still in process

Author: rmseifried

docs/ogm-aardvark/resource-type-vocabulary-ogm.csv

@@ -1,15 +1,15 @@
-Term,source
-Annotations,OGM
-Basemaps,OGM
-LiDAR,OGM
-Line data,OGM
-Mesh data,OGM
+Term,Definition,Common Formats
+Annotations,"Text or graphics that label information about features"
+Basemaps,"Background map that provides geographical context for other data layers"
+LiDAR,"Elevation data, often provided as a point cloud or DEM"
+Line data,"Coordinate-based (vector) data represented as lines or polylines","SHP, GEOJSON, KML/KMZ, GPKG"
+Mesh data,"Unstructured grid of vertices, edges, and faces, often with a temporal component","NetCDF, GRIB, XMDF, DAT, 3Di"
 Multi-spectral data,OGM
-Oblique photographs,OGM
+Oblique photographs,"Photos taken from the air or other elevated point at an angle of around 45 degrees","JPG, TIFF"
 Point cloud data,OGM
-Point data,OGM
-Polygon data,OGM
-Raster data,OGM
+Point data,"Coordinate-based (vector) data represented as points","SHP, GEOJSON, KML/KMZ, GPKG"
+Polygon data,"Coordinate-based (vector) data represented as polygons","SHP, GEOJSON, KML/KMZ, GPKG"
+Raster data,"Structured grid containing 1+ bands of decimal or integer data","TIFF, JPG" 
 Satellite imagery,OGM
-Streetview photographs,OGM
-Table data,OGM
+Streetview photographs,"Photos taken at an angle parallel to the ground surface (i.e. most photos taken while standing on the ground)","JPG, TIFF" 
+Table data,"Structured tabular data","DAT, CSV, TXT, XLS"