Re: [AMBER] how much % of the total protein motion are described by the first eigenvector?

From: Hannes Loeffler <hannes.loeffler.stfc.ac.uk>
Date: Wed, 26 Aug 2009 10:41:31 +0100

On Wed, 2009-08-26 at 17:05 +0800, Catein Catherine wrote:
> How can I found how much % of the total protein motion are described by the first eigenvector after I did the PCA analysis?

By comparing the eigenvalue of the chosen eigenvector to the sum of all
eigenvalues or alternatively to the sum of the diagonal elements of the
variance-covariance matrix.


_______________________________________________
AMBER mailing list
AMBER.ambermd.org
http://lists.ambermd.org/mailman/listinfo/amber
Received on Wed Sep 02 2009 - 23:05:11 PDT
Custom Search