PCA
From Ufldl
(→Example and Mathematical Background) |
(→Rotating the Data) |
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<math>\textstyle x_{\rm rot}</math>, we get: | <math>\textstyle x_{\rm rot}</math>, we get: | ||
- | + | [[File:PCA-rotated.png]] | |
This is the training set rotated into the <math>\textstyle u_1</math>,<math>\textstyle u_2</math> basis. In the general | This is the training set rotated into the <math>\textstyle u_1</math>,<math>\textstyle u_2</math> basis. In the general |