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Topic: PCA
Replies: 4   Last Post: Feb 16, 2013 12:57 AM

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Richard Owlett

Posts: 10
Registered: 6/27/10
Re: PCA
Posted: Feb 15, 2013 9:15 PM
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glen herrmannsfeldt wrote:
> In comp.dsp RichD <r_delaney2001@yahoo.com> wrote:
>> I've been trying to grok principal component analysis
>> recently, but it isn't clicking. What's the motivation
>> and purpose of PCA?

>
>> I've studied linear algebra, and familiar with singular value
>> decomposition, is it somehow related to that?

>
> The wikipedia page looks pretty good, and does explain that it
> is connected to SVD. It also has some nice pictures.
>
> -- glen
>


If you are referring to
http://en.wikipedia.org/wiki/Principal_component_analysis,

YUKK!

Back in midst of last century that would be taken as
absolute proof that engineers could not write.
Are they now being challenged ?????



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