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2.3.2. K-means: 流行 -> 流形? #432

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mzhan017 opened this issue Jan 5, 2021 · 0 comments
Open

2.3.2. K-means: 流行 -> 流形? #432

mzhan017 opened this issue Jan 5, 2021 · 0 comments

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@mzhan017
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mzhan017 commented Jan 5, 2021

惯性假设簇是凸(convex)的和各项同性(isotropic),这并不是总是对的。它对 细长的簇或具有不规则形状的流行反应不佳。

并行化(Parallelization)通常以内存的代价(cost of memory)加速计算(在这种情况下,需要存储多个质心副本,每个作业(job)使用一个副本)。
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并行化(Parallelization)通常以内存为代价(cost of memory)来加速计算(在这种情况下,需要存储多个质心副本,每个作业(job)使用一个副本)。

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