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Math Forum » Discussions » Software » comp.soft-sys.matlab

Topic: Matrix inversion - linear algebra - higher accuracy for some matrix
rows ? (Tikhonov regularization???)
Replies: 6   Last Post: Sep 11, 2012 12:49 PM

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Matt J

Posts: 4,976
Registered: 11/28/09
Re: Matrix inversion - linear algebra - higher accuracy for some
Posted: Sep 11, 2012 10:18 AM
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someone <newsboost@gmail.com> wrote in message <k2mkjl$nla$1@dont-email.me>...
>
> Thanks, Matt... Wow, thanks... I didn't even knew you could do that...
> So for instance I make W ones in the top half and maybe 100 in the
> lowest half ?
======================

You would want to put the larger weights on the good equations, not the bad ones.



> The problem is that I cannot just throw away bad rows
================

Why not? If they contain bad information, of what benefit are they?

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