点云数量可变性
https://www.baidu.com/s?wd=%E7%82%B9%E4%BA%91%E6%95%B0%E9%87%8F%E5%8F%AF%E5%8F%98%E6%80%A7&ie=UTF-8
3D POINT CLOUD CLASSIFICATION USING DEEP LEARNING – RECENT WORKS September 20, 2017点云分割综述的翻译
https://blog.csdn.net/tumi678/article/details/80281775
点云格式转换 https://wenku.baidu.com/view/27950547a8956bec0975e374.html
CVPR2017_PointNet_ Deep Learning on Point Sets for 3D Classification and Segmentation
https://www.cnblogs.com/lainey/p/8617667.html
点云是几何数据结构的重要类型[]大多数研究人员将这些数据转换为规则的三维体素网
https://www.baidu.com/s?wd=%E7%82%B9%E4%BA%91%E6%98%AF%E5%87%A0%E4%BD%95%E6%95%B0%E6%8D%AE%E7%BB%93%E6%9E%84%E7%9A%84%E9%87%8D%E8%A6%81%E7%B1%BB%E5%9E%8B%5B%5D%E5%A4%A7%E5%A4%9A%E6%95%B0%E7%A0%94%E7%A9%B6%E4%BA%BA%E5%91%98%E5%B0%86%E8%BF%99%E4%BA%9B%E6%95%B0%E6%8D%AE%E8%BD%AC%E6%8D%A2%E4%B8%BA%E8%A7%84%E5%88%99%E7%9A%84%E4%B8%89%E7%BB%B4%E4%BD%93%E7%B4%A0%E7%BD%91&pn=10&oq=%E7%82%B9%E4%BA%91%E6%98%AF%E5%87%A0%E4%BD%95%E6%95%B0%E6%8D%AE%E7%BB%93%E6%9E%84%E7%9A%84%E9%87%8D%E8%A6%81%E7%B1%BB%E5%9E%8B%5B%5D%E5%A4%A7%E5%A4%9A%E6%95%B0%E7%A0%94%E7%A9%B6%E4%BA%BA%E5%91%98%E5%B0%86%E8%BF%99%E4%BA%9B%E6%95%B0%E6%8D%AE%E8%BD%AC%E6%8D%A2%E4%B8%BA%E8%A7%84%E5%88%99%E7%9A%84%E4%B8%89%E7%BB%B4%E4%BD%93%E7%B4%A0%E7%BD%91&ie=utf-8&usm=1&rsv_pq=86c49b710004ff91&rsv_t=10eatxdGpE2kbGt2uF055oFLjp3L4GbJK0uLSPbYWfEN%2F7p%2BMPd8XIHRT%2BY