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This tag is intended for questions on methods for the (constrained or unconstrained) minimization or maximization of functions.

3 votes

Finding a global minimum of a smooth, bounded, non-convex 2D function that is costly to eval...

For a smooth function, the Efficient Global Optimization method should perform quite well and be dramatically more efficient than DIRECT. …
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1 vote

Trace An Isoline of an Expensive 2D Function

You might try applying the core features of the Efficient Global Reliability Analysis (EGRA) method. This method was derived for the efficient computation of a probability of failure, but the guts of …
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  • 781
3 votes

Software package for constrained optimization?

Another alternative is OPT++. It supports linear and nonlinear constraints with an efficient nonlinear interior point solver, provides control for function accuracy (if numerical differentiation is re …
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  • 781
4 votes

Using an approximation algorithm to adapt parameter values of a given algorithm

Also, since finding the optimal parameters is your ultimate goal, you might want to check out the Efficient Global Optimization method. …
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  • 781