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.
Цены на нефть взлетели до максимума за полгода17:55。旺商聊官方下载对此有专业解读
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Мэр Львова обвинил руководство Украины в незрелостиСадовой: Причина более половины потерь Украины — незрелость руководства страны，更多细节参见WPS官方版本下载
Exclusive: memo came after Mike Huckabee’s remarks about Israel sparked alarm inside White House