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Usually, filtering is performed in order to extract a ground surface from laser points obtained with the airborne laser scanner. It
mainly removes the laser points that were measured as trees surfac...
GROUND SURFACE ESTIMATION FROM AIRBORNE LASER SCANNER DATA USING ACTIVE SHAPE MODELS
Ground Surface Estimation Laser Scanning
2015/3/24
Various filtering techniques exist to obtain the ground from laser radar data to use when building digital terrain models. This paper
develops an active shape model approach to estimate the ground s...