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Math Forum » Discussions » sci.math.* » sci.math.independent

Topic: how to compute length of principal axis
Replies: 6   Last Post: Oct 31, 2011 6:04 PM

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R Kym Horsell

Posts: 259
Registered: 12/13/04
Re: how to compute length of principal axis
Posted: Oct 31, 2011 2:27 AM
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In sci.math MBALOVER <mbalover9@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.

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