PCA
From Ufldl
(→Rotating the Data) |
(→Reducing the Data) |
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In our example, this gives us the following plot of <math>\textstyle \tilde{x}</math> (using <math>\textstyle n=2, k=1</math>): | In our example, this gives us the following plot of <math>\textstyle \tilde{x}</math> (using <math>\textstyle n=2, k=1</math>): | ||
| - | + | [[File:PCA-xtilde.png | 600px]] | |
However, since the final <math>\textstyle n-k</math> components of <math>\textstyle \tilde{x}</math> as defined above would | However, since the final <math>\textstyle n-k</math> components of <math>\textstyle \tilde{x}</math> as defined above would | ||
