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MathGroup Archive 2004

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about principal components analysis (PCA)

  • To: mathgroup at
  • Subject: [mg49665] about principal components analysis (PCA)
  • From: jz7 at
  • Date: Tue, 27 Jul 2004 07:00:43 -0400 (EDT)
  • References: <>
  • Sender: owner-wri-mathgroup at

Dear all,

Would any one please recommend some website or other material which talks
about PCA? Most basicly, why it's only a linear method? What exactly is
this method about? What's the limitation and advantage about it? etc.

Thanks a lot!

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