a good memory allocation strategy. We can usually find another data
A03·北京SourcePh" style="display:none"
，详情可参考搜狗输入法2026
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.
（一）盗窃、损毁、擅自移动铁路、城市轨道交通设施、设备、机车车辆配件或者安全标志的；
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686 LD_DESCRIPTOR2 LCALL rd D ; read low DWORD (IND ready)