creating network structure for lidar pointcloud detection
--method train --weights /home/hexindong/Videos/cubic-local/MODEL_weights/RPN_MODEL_3/weights/CombiNet_iter_180000.ckpt --weights_cube /home/hexindong/Videos/cubic-local/MODEL_weights/tmp/CubeOnly_epoch_20.ckpt --epoch_iters 600 --imdb_type kitti --useDemo True --fineTune True
