[SciPy-User] leastsq - output integer flag

[Christian K.]

Am 27.06.11 12:34, schrieb Johannes Radinger:
> Hello,
> 
> i am using leastsq to optimize a function. Beside the fitted output
> variables also an integer flag
> (number 1-4) is returned.
> What do the numbers acutally mean?
> 
> Is there any simple possiblity to get a measure for the accuracy of
> the fit/optimization, like the residuals etc.?

Have a look at scipy.odr. It does plain leastsq optimization too and has
lots of convenient outputs like standard error of the parameters,
covariance matrix, variance of residual, etc.

Christian