Tutorial: Principal Components Analysis (PCA) in R

May 20, 2010

(This article was first published on Getting Genetics Done, and kindly contributed to R-bloggers)

Found this tutorial by Emily Mankin on how to do principal components analysis (PCA) using R. Has a nice example with R code and several good references. The example starts by doing the PCA manually, then uses R’s built in prcomp() function to do the same PCA.

Principle Components Analysis: A How-To Manual for R

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