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K-means中的K以及训练过程中的参数更新问题 #31

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JudahGuo opened this issue Nov 26, 2022 · 0 comments
Open

K-means中的K以及训练过程中的参数更新问题 #31

JudahGuo opened this issue Nov 26, 2022 · 0 comments

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@JudahGuo
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首先非常感谢您的开源,我从您的工作中学到了很多!同时我也有两个问题想向您请教。
1)K的设置问题。我看您在文中讨论了KNN算法中K的设置问题,请问一下有没有讨论在K-means聚类时K的指定问题呢?还是说这里的K直接使用数据集中给出来的真实类别数了?
2)训练过程中聚类中心 $\mu$ 的更新问题。我看您在伪代码中没有显示地指出来聚类中心 $\mu$是否会随着训练更新,我看了DEC和IDEC的论文,发现是要更新的;您在代码里面也是把聚类中心作为模型参数了,所以想确认一下,$\mu$ 是会更新的是吧?
谢谢!

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