
Re: how to compute length of principal axis
Posted:
Oct 31, 2011 11:40 AM


On Oct 30, 10:27 pm, k...@kymhorsell.com wrote: > In sci.math MBALOVER <mbalov...@gmail.com> wrote:> Hi all, > > I have a data set and I can compute the vector of the principal axis. > > However i do not know if there is an equation to compute the length of > > the first principal axis. I know that it related to the largest > > eigenvalue. But what is exactly the equation? > > ... > > Keywords "principal axis theorem". Google is your friend. > >  > [Tautology 101:] > As noted, the USA is big, and not monolithic in its behavior. >  John Larkin <jjlar...@highNOTlandTHIStechnologyPART.com>, 27 Feb 2011 15:13 0800
thanks but no equation for computing length of the major axis.

