Lidar Filtering: Testing of an Automatic Procedure Developed in the Free Open Source Gis Grass (original) (raw)

Lidar Filtering: Testing of an Automatic Procedure Developed in the Free Open Source Gis Grass

2000

Abstract

The goal of this study was to analyze the filtering performance of LiDAR data of an algorithm implemented by our group of research. The algorithm is completely automatic and needs only the raw data classified as first and last pulses. It was implemented in the open source software GRASS and it is composed of three functions that have to be

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