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.
"Now I'm asking, is that coming forwards towards us? Is it the end of the century?" he asked.
Additional reporting by Florence Freeman。关于这个话题,heLLoword翻译官方下载提供了深入分析
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