{ "culture": "en-US", "name": "nDSM_2021", "guid": "", "catalogPath": "", "snippet": "Net difference of the Digital Surface Model (DSM) minus the Digital Terrain Model (DTM). Result is the calculated height of surfaces from the ground, i.e. building heights, tree canopy, vegetation, etc. Calculated in feet using a 5x5 foot pixel resolution derived from 2021 LiDAR flown by Eagleview.", "description": "", "summary": "Net difference of the Digital Surface Model (DSM) minus the Digital Terrain Model (DTM). Result is the calculated height of surfaces from the ground, i.e. building heights, tree canopy, vegetation, etc. Calculated in feet using a 5x5 foot pixel resolution derived from 2021 LiDAR flown by Eagleview.", "title": "nDSM_2021", "tags": [ "lidar", "ndsm", "elevation", "height", "canopy", "dsm", "dtm" ], "type": "Image Service", "typeKeywords": [ "Data", "Service", "Image Service", "ArcGIS Server" ], "thumbnail": "", "url": "https://tobmaps.blacksburg.gov/image", "minScale": 67359.0469694625, "maxScale": 4209.94043559141, "spatialReference": "NAD_1983_StatePlane_Virginia_South_FIPS_4502_Feet", "accessInformation": "", "licenseInfo": "" }