Is two-dimensional PCA equivalent to a s
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Quan-xue Gao
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Article
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2007
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Elsevier Science
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English
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In this note, we point out that 2D-PCA is not a special case of MPCA. 2D-PCA views the rows of images as training samples that constitute m sub-training sets instead of original images, where m is equivalent to the row of images. It then uses these sub-training sets to evaluate the covariance matrix