Bill Harwood has been covering the U.S. space program full-time since 1984, first as Cape Canaveral bureau chief for United Press International and now as a consultant for CBS News.
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This article originally appeared on Engadget at https://www.engadget.com/mobile/smartphones/samsung-galaxy-s26-vs-s26-vs-s26-ultra-comparing-the-three-new-phones-181047172.html?src=rss。关于这个话题，heLLoword翻译官方下载提供了深入分析
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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.