For well-distributed points, nearest neighbor search is often near O(logn)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.
要的不是「你得出了什么结论」,而是得到结论的过程。。Line官方版本下载对此有专业解读
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Before Artemis II heads to the Moon, the first two days of their mission will be spent in orbit around the Earth.