[SciPy-user] number of function evaluation for leastsq
Stéfan van der Walt
Tue Apr 15 15:11:37 CDT 2008
On 15/04/2008, Achim Gaedke <Achim.Gaedke@physik.tu-darmstadt.de> wrote:
> I use scipy.optimize.leastsq to adopt paramters of a model to measured
> data. Each evaluation of that model costs 1.5 h of computation time.
> Unfortunately I can not specify a gradient function.
> While observing the approximation process I found that the first 3 runs
> were always with the same parameters.
Woops, that should be fixed, if possible. In the meantime, you can
use the memoize decorator as a workaround:
Your function calls take so long that you really won't notice the
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