PCA tries to preserve linear structure, MDS tries to preserve global geometry, and t-SNE tries to preserve topology (neighborhood structure)

PCA tries to preserve linear structure, MDS tries to preserve global geometry, and t-SNE tries to preserve topology (neighborhood structure)

https://colah.github.io/posts/2014-10-Visualizing-MNIST/

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原文地址：https://www.cnblogs.com/rsapaper/p/7651355.html