Point cloud processing for preparing learning dataset of "Semantic3d"
.../$ mkdir build && cd build
.../build$ cmake ..
.../build$ make.../build$ ./processing_sem3d [log_file_name] [data_file_path] [label_file_path]
#./processing_sem3d log_181009.txt ../data/sem8_labels_training/bildstein_station1_xyz_intensity_rgb.txt ../data/sem8_labels_training/bildstein_station1_xyz_intensity_rgb.labels
.../build$ ../auto_clustering.sh.../build$ python ../scripts/pcd_visualization.py -r .