{"@type": "dcat:Dataset", "accessLevel": "public", "contactPoint": {"@type": "vcard:Contact", "fn": "DDOThub", "hasEmail": "mailto:gisgroup@dc.gov"}, "description": "<p style='margin-bottom:9pt; background-image:initial; background-position:initial; background-size:initial; background-repeat:initial; background-attachment:initial; background-origin:initial; background-clip:initial;'><span style='font-size:12.0pt; font-family:&quot;Avenir Next&quot;,serif; color:black;'>Dataset\nestimates location and size of trees in the District of Columbia that are not\nmanaged by the Urban Forestry Division (<a href='https://opendata.dc.gov/datasets/urban-forestry-street-trees/explore' rel='nofollow ugc'>https://opendata.dc.gov/datasets/urban-forestry-street-trees/explore</a>).\nTrees are modeled using an automated feature extraction process applied to 2022\nLiDAR data. All data is an estimate, and intended for general representation\npurposes.</span></p>\n\n<p style='margin-bottom:9pt; background-image:initial; background-position:initial; background-size:initial; background-repeat:initial; background-attachment:initial; background-origin:initial; background-clip:initial;'><span style='font-size:12.0pt; font-family:&quot;Avenir Next&quot;,serif; color:black;'><a href='https://opendata.dc.gov/datasets/da0c156ef3d24607b27a0da418970eac/explore' target='_blank' rel='nofollow ugc noopener noreferrer'>DC 2022 LiDAR</a>\u00a0was used and processed using the\n\u201cExtract Trees using Cluster Analysis\u201d script which is included as part of\nEsri\u2019s 3D Basemap solution.\u00a0All LiDAR-derived trees within 2 meters of a\nUrban Forestry Division tree were removed as being duplicates.</span></p>\n\n<p style='margin-bottom:9pt; background-image:initial; background-position:initial; background-size:initial; background-repeat:initial; background-attachment:initial; background-origin:initial; background-clip:initial;'><span style='font-size:12.0pt; font-family:&quot;Avenir Next&quot;,serif; color:black;'>Tree\ndiameter (DBH, in inches) was estimated for the LiDAR-derived trees from\ncalculated tree height (in feet) based on the equation: DBH = 0.4003*height -\n1.9557. This equation was derived from a statistical analysis of a detailed\npark inventory tree data set and has an R^2 = 0.7418.</span></p>\n\n<p style='margin-bottom:9pt; background-image:initial; background-position:initial; background-size:initial; background-repeat:initial; background-attachment:initial; background-origin:initial; background-clip:initial;'><span style='font-size:12.0pt; font-family:&quot;Avenir Next&quot;,serif; color:black;'>Extreme\noutliers were also modified, with any DBH larger than 80 inches being converted\nto a DBH of 80 inches.</span></p>", "distribution": [{"@type": "dcat:Distribution", "accessURL": "https://opendata.dc.gov/api/download/v1/items/b144ccc8c2824ee080e41d0ef5a3f396/csv?layers=0", "format": "CSV", "mediaType": "text/csv", "title": "CSV"}, {"@type": "dcat:Distribution", "accessURL": "https://opendata.dc.gov/api/download/v1/items/b144ccc8c2824ee080e41d0ef5a3f396/geojson?layers=0", "format": "GeoJSON", "mediaType": "application/vnd.geo+json", "title": "GeoJSON"}, {"@type": "dcat:Distribution", "accessURL": "https://opendata.dc.gov/api/download/v1/items/b144ccc8c2824ee080e41d0ef5a3f396/kml?layers=0", "format": "KML", "mediaType": "application/vnd.google-earth.kml+xml", "title": "KML"}, {"@type": "dcat:Distribution", "accessURL": "https://opendata.dc.gov/api/download/v1/items/b144ccc8c2824ee080e41d0ef5a3f396/shapefile?layers=0", "format": "ZIP", "mediaType": "application/zip", "title": "Shapefile"}, {"@type": "dcat:Distribution", "accessURL": "https://opendata.dc.gov/datasets/DCGIS::dc-estimated-trees", "format": "Web Page", "mediaType": "text/html", "title": "ArcGIS Hub Dataset"}, {"@type": "dcat:Distribution", "accessURL": "https://services.arcgis.com/neT9SoYxizqTHZPH/arcgis/rest/services/DC_Estimated_Trees/FeatureServer/0", "format": "ArcGIS GeoServices REST API", "mediaType": "application/json", "title": "ArcGIS GeoService"}], "identifier": "https://www.arcgis.com/home/item.html?id=b144ccc8c2824ee080e41d0ef5a3f396&sublayer=0", "issued": "2023-10-17T16:09:57.000Z", "keyword": ["DDOT Urban Forestry Division", "Root Zone", "Tree Preservation", "UFA"], "landingPage": "https://opendata.dc.gov/datasets/DCGIS::dc-estimated-trees", "license": "https://creativecommons.org/licenses/by/4.0", "modified": "2023-10-17T16:11:19.719Z", "publisher": {"name": "City of Washington, DC"}, "spatial": "-77.1197,38.8032,-76.9089,38.9959", "theme": ["geospatial"], "title": "DC Estimated Trees"}