Philadelphia touts public safety as reason for 3D mapping

03/19/2013 | Government Computer News

Philadelphia has used light detection and ranging to map the insides of many city buildings. When combined with oblique imagery data, city officials can generate a 3D image of buildings and other areas. Public safety is a top use for the technology. "If something happened in one of the subway areas and you're sending first responders in, those first responders have transponders, you can see where they are in the model and you can help guide them," GIS Director James Querry said.

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