2016年3月6日

蓄水池抽样(Reservoir Sampling)
摘要： How could you select one of n objects at random, where you see the objects sequentially but you do not know the value of n beforehand? For concretenes 阅读全文
posted @ 2016-03-06 23:52 杜聪 阅读(394) 评论(0) 推荐(0)

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