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For well-distributed points, nearest neighbor search is often near O(log⁡n)O(\log n)O(logn) in practice. In the worst case (all points clustered tightly or along a line), it can degrade to O(n)O(n)O(n), but this is uncommon with typical spatial data.

The committee said only doctors should be allowed to carry out high-risk cosmetic procedures because of the risks involved.

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触控版 MacBook Pro 曝光：配备灵动岛与 OLED 屏、今年亮相

龙先生说，事发在今年7月份，直到10月18日母亲意识到被骗才报案。为弄清母亲被骗的全过程，龙先生花了数十天的时间，浏览了母亲跟骗子所有的聊天记录及手机操作流程，探寻了骗子的行骗手段，并行之成文，直到11月份才完成这些工作。