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kmeans++算法

还存在一些问题,在数据量较大时会出现

  • 初始k个类中心时是按照概率选取的,当数据多时选取概率低,不可避免有系统误差,无法准确存储概率,在使用np.random.choice(n,1,p=[d/sum_dist for p d in dist])时,概率求和不为1

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