Regions with many nearby points keep subdividing. Regions with few or no points stay large. The tree adapts to the data: dense areas get fine-grained cells, sparse areas stay coarse. The split grid is predetermined (always at midpoints), but the tree only refines cells that need it. Sparse regions stay as single large nodes while dense regions subdivide deeply.
Store the embedded data in sorted form to remove the need to use hash tables.。下载安装 谷歌浏览器 开启极速安全的 上网之旅。对此有专业解读
After Zomato, Deepinder Goyal returns with a $54M brain-monitoring bet，推荐阅读WPS下载最新地址获取更多信息
Source: Computational Materials Science, Volume 267