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Can I restart surrogateopt from earlier iterations with checkpoint file?
I don't think of any easy way to do this.
plus de 2 ans il y a | 2
Optimization using parallel-computing is returning optimized vector that does not match the reward provided.
Hi Aaron, Optimization solvers often does not work with "UseParallel == true" option when a Simulink model is part of objective...
presque 3 ans il y a | 3
| A accepté
Is it possible to impose custom conditions for an early surrogate reset?
Hi James, Surrogateopt reset criteria depends on the "expected reduction of objective function value" assuming the incumbent is...
presque 5 ans il y a | 0
| A accepté
GA error due to boxdirections
Before running your code, please issue this command (so MATLAB wil stop where an error is thrown) dbstop if error MATLAB will ...
environ 5 ans il y a | 0
Unexpected Change in Population Diversity of Genetic Algorithm
Hi David, The behavior is strange. It would be great to have a reproduction script if you can share since this behavior is on a...
plus de 5 ans il y a | 0
Please could I have more detail on the 'quasirandom' sequence in surrogateopt?
Please take a look at this doc page (section Definitions for Surrogate Optimization) https://www.mathworks.com/help/gads/surrog...
presque 6 ans il y a | 0
Does using global variables in objective function risk error when using ga in parallel?
Every worker will have its own copy of the global variable not in sync with other workers. Its global for all the M-files on a w...
plus de 10 ans il y a | 1
Patternsearchw with genetic algorithm
Hi Grzegorz, Thanks for posting this issue; it is a bug. The only workaround I can see is to change the code and compare nargin...
presque 12 ans il y a | 0
| A accepté
Slacktol value ?
First suggestion is to use the newer algorithm added in 11a if you can. The warning message I get should be fixed (easy to f...
plus de 14 ans il y a | 0
| A accepté
mesh size change in patternsearch
The trial points are probably infeasible with that big mesh size; hence no function evaluation.
plus de 14 ans il y a | 1
How to get alternative solutions to a linear programming problem using linprog?
Why do you think there won't be a unique solution? When you have a linear objective (bounded) and constraints are linear (and bo...
plus de 14 ans il y a | 1
quadprog vs fmincon
Have you looked at fmincon 'interior-point' algorithm option? Here is a snippet of help from this algorithm W = HessMultFcn(x...
plus de 14 ans il y a | 1
Optimization of function described in standalone code
You will have to create a C++ file (which is called MEX in MATLAB environment) that can be called directly from MATLAB. See some...
presque 15 ans il y a | 0
| A accepté
