this implements the well known PCA algorithm. It returns a Dataset with reduced no. of dimensions/features. The reduction factor i.e how many features the final/reduced Dataset should contain can be chosen by the user. It contains a illustration dataset of faces (face.mat)(please see Read-me file) to show the usage.

pca\face.mat
...\featureNormalize.m
...\main.m
...\pca.m
...\Readme.txt
license.txt

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