[SciPy-User] Revisit Unexpected covariance matrix from scipy.optimize.curve_fit

Tom Aldcroft aldcroft@head.cfa.harvard....
Fri Feb 22 12:53:30 CST 2013


On Fri, Feb 22, 2013 at 1:30 PM, Christoph Deil
<deil.christoph@googlemail.com> wrote:
> How about adding an option "scale_pcov" to curve_fit whether this scale
> factor should be applied.
> To keep backward compatibility the default would have to be scale_pcov=True.
> The advantage of this option would be that the issue is explained in the
> docstring and that people with "sigma=error" instead of "sigma=relative
> weight" can easily get what they want.
> Should I make a pull request?

+1


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