Closed jseppi closed 9 years ago
Could use CartoDB with an ST_ClosestPoint query: http://www.postgis.org/docs/ST_ClosestPoint.html
Or could precompute by making a table with EntityId, MapSourceId, MappingPoint during the data ETL (ref: http://stackoverflow.com/questions/24415806/coordinate-of-the-closest-point-on-a-line)
EntityId, MapSourceId, MappingPoint
Could use CartoDB with an ST_ClosestPoint query: http://www.postgis.org/docs/ST_ClosestPoint.html
Or could precompute by making a table with
EntityId, MapSourceId, MappingPointduring the data ETL (ref: http://stackoverflow.com/questions/24415806/coordinate-of-the-closest-point-on-a-line)