Tutorial: Use Find Curb Along Element to Detect Curbs

This short tutorial shows the suggested road curb detection method using TerraScan’s Find Curb Along Element tool. This tool creates two 3D line elements following the lower and upper edges of curb stones in a point cloud. It separates the lower and upper edge by a given minimum horizontal distance so the breaklines may be used in a TIN surface. At the moment, the user can only do curbs that are facing the scanner, not the void zone areas that face away from the scanners:

An illustration of curbs that can be utilized by the tool. The third type can be done, but relies on high quality data.

Some tools used during this tutorial include:

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