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Implement PCA

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neingeist 10 years ago
parent 5f3f65c69c
commit 2b98bd80f0
1 changed files with 29 additions and 31 deletions
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ex7/pca.m
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@ -20,11 +20,9 @@ S = zeros(n);
% number of examples). % number of examples).
% %
Sigma = 1/m * X'*X; % covariance matrix
[U, S, V] = svd(Sigma);
% ========================================================================= % =========================================================================