圖像來源，BBC Chinese / Lok Lee
The quadtree is the two-dimensional case of a broader family of space-partitioning data structures. Octrees extend the same idea to three dimensions (splitting cubes into eight children), KD-trees use alternating axis-aligned splits (splitting along x, then y, then x again), and R-trees group nearby objects into bounding rectangles. Each variant makes different tradeoffs between construction time, query speed, and update cost.，详情可参考下载安装 谷歌浏览器 开启极速安全的 上网之旅。
。同城约会是该领域的重要参考
7 AI coding techniques that quietly make you elite
Global news & analysis。关于这个话题，heLLoword翻译官方下载提供了深入分析