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Nature Biotechnology 26, 303 - 304 (2008)
doi:10.1038/nbt0308-303

What is principal component analysis?

Markus Ringnér1


Principal component analysis is often incorporated into genome-wide expression studies, but what is it and how can it be used to explore high-dimensional data?

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  1. Markus Ringnér is in the Division of Oncology, Department of Clinical Sciences, Barngatan 2, Lund University, 221 85, Lund, Sweden. e-mail: markus.ringner@med.lu.se


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