GitHub - wangyif2/principal_component_analysis: use PCA to reduce the dimensionality of hand written digit data from 256 to 2, and achieve better classification rate with 1-Nearest

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bonus.m		bonus.m
digits.mat		digits.mat
knn.m		knn.m
l2_distance.m		l2_distance.m
pca_classifier.m		pca_classifier.m
pcaimg.m		pcaimg.m

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use PCA to reduce the dimensionality of hand written digit data from 256 to 2, and achieve better classification rate with 1-Nearest_Neighbor classifier

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