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Re: Problem of polyfit
From: |
Miroslaw Kwasniak |
Subject: |
Re: Problem of polyfit |
Date: |
Fri, 7 Oct 2005 02:45:14 +0200 |
User-agent: |
Mutt/1.5.9i |
On Thu, Oct 06, 2005 at 12:53:56PM -0700, Henry F. Mollet wrote:
> octave:36> (yhat-yf)'
> ans =
>
> Columns 1 through 5:
>
> -3.6364e-05 -3.9394e-05 -4.2424e-05 -4.5455e-05 -4.8485e-05
>
> Columns 6 through 10:
>
> 4.8485e-05 4.5455e-05 4.2424e-05 3.9394e-05 3.6364e-05
Hmm, you have single precision aritmetic?
OCTAVE_VERSION = 2.1.50
-3.1086e-15 0.0000e+00 0.0000e+00 0.0000e+00 0.0000e+00
0.0000e+00 0.0000e+00 0.0000e+00 0.0000e+00 0.0000e+00
OCTAVE_VERSION = 2.9.2
-8.8818e-16 -4.4409e-15 -7.1054e-15 -3.5527e-15 -1.7764e-15
-3.5527e-15 -5.3291e-15 -3.5527e-15 0.0000e+00 3.5527e-15
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Re: Problem of polyfit, Fredrik Lingvall, 2005/10/06
Re: Problem of polyfit, Dmitri A. Sergatskov, 2005/10/07
Re: Problem of polyfit, Henry F. Mollet, 2005/10/06
- Re: Problem of polyfit,
Miroslaw Kwasniak <=
- Re: Problem of polyfit, Henry F. Mollet, 2005/10/06
- Re: Problem of polyfit, Miroslaw Kwasniak, 2005/10/06
- Re: Problem of polyfit, John W. Eaton, 2005/10/06
- Re: Problem of polyfit, Henry F. Mollet, 2005/10/06
- Re: Problem of polyfit, Miroslaw Kwasniak, 2005/10/07
- Re: Problem of polyfit, Henry F. Mollet, 2005/10/07
Re: Problem of polyfit, Tom Holroyd, 2005/10/06