How does the Remove Vegetation tool work?

The Remove Vegetation tool in TerraScan removes points deemed to be in low vegetation from points classified as ground. It functions well within a limited area defined by a MicroStation fence or selected polygon. The tool works by fitting a plane or multiple planes to the points in the defined area, determining the fit to…

Share

Generating Low Confidence Polygons

In the new ASPRS Positional Accuracy Standards for Digital Geospatial Data, low confidence areas within LIDAR data are defined to be where the bare earth model might not meet the overall data accuracy requirements. Generally speaking with LIDAR data this can occur where there is heavy vegetation that causes poor penetration of the pulses. If…

Share