实现主成分分析和白化
From Ufldl
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xZCAwhite = U * diag(1./sqrt(diag(S) + epsilon)) * U' * x; | xZCAwhite = U * diag(1./sqrt(diag(S) + epsilon)) * U' * x; | ||
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| + | {{PCA}} | ||
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==中英文对照== | ==中英文对照== | ||
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:向量化实现 vectorized implementation | :向量化实现 vectorized implementation | ||
:对角线 diagonal | :对角线 diagonal | ||
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