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Principal Component Analysis for Large Matrix

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Principal Component Analysis for Large Matrix

by Richang Hong

 

06 Feb 2009

This function will occupy large storage space during running time.

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Description

This function process the original matrix row by row. Firstly compute the mean vector and save it. Then scale the matrix and compute the eigenvector and eigenvalue by matlab function. Finally project the matrix according to the eigensapce.

Required Products MATLAB Compiler
MATLAB release MATLAB 7.6 (R2008a)
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06 Feb 2009 Michael Jordan  
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Tag Applied By Date/Time
pca large matrix Richang Hong 06 Feb 2009 12:08:45
machine learning Richang Hong 07 Feb 2009 22:51:30
pattern recognition Richang Hong 07 Feb 2009 22:51:30
dimension reducing Richang Hong 07 Feb 2009 22:51:30

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