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A layman's introduction to principal component analysis

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Uploaded on Sep 23, 2009

A very simple introduction to principal component analysis. No requirement to know math concepts like eigenvectors, convariance matrix. The explanation emphasizes the intuitive geometrical aspects instead of the statistical characteristics.

The software VisuMap (http://www.youtube.com/user/VisuMapVi...) offers service to calculate and visualize PCA, as well as other exploratory services for high dimensional data.

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