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.
2007年,堪称姚雄杰人生的分水岭。或许是受到同乡紫金矿业董事长陈景河的启发,或许是窥见了中国工业化对矿产资源的海量需求,雄震集团正式进军矿业领域,此后更名为雄震矿业,2011年再度更名为盛屯矿业。
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以实干出政绩,迎难而上方显本色担当。