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Re: No more fmincon messages!
Posted:
Feb 23, 2013 11:05 AM
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"Manalap" wrote in message <kga883$lok$1@newscl01ah.mathworks.com>...
> When I execute mfile that contains fmincon, Matlab prints messages like
>
> ===============================
> Warning: To use the default trust-region-reflective algorithm
> you must supply the gradient in the objective function and set
> the GradObj option to 'on'. FMINCON will use the active-set
> algorithm instead. For information on applicable algorithms,
> see Choosing the Algorithm in the documentation.
>
>
> Optimization completed because the objective function is non-decreasing in
> feasible directions, to within the default value of the function tolerance,
> and constraints are satisfied to within the default value of the constraint tolerance.
>
> <stopping criteria details>
>
> Active inequalities (to within options.TolCon = 1e-06):
> lower upper ineqlin ineqnonlin
> 1
> ===========================================
>
> However, I think printing these messages is slowing down the speed.
>
> How can I stop printing these messages?
Read about the 'Display' property in the help file for 'optimset'.
For the initial warning you should probably just set the algorithm to active-set in the first place.
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