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Doug Rank


Last seen: casi 3 años hace |  Con actividad desde 2017

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Genetic algorithm custom crossover/mutation argument questions
Hi, I have custom crossover and mutation functions for an implementation of MATLAB's build-in genetic algorithm (ga). I was ab...

alrededor de 3 años hace | 1 respuesta | 0

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Is there a way to save additional information in a custom crossover function for the ga and then pass it to the output function?
I have custom crossover, mutation, and output functions for my implementation of the ga (genetic algorithm). I would like to be...

alrededor de 3 años hace | 1 respuesta | 0

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Is there a bug in the genetic algorithm (ga) under certain conditions?
I discovered some abnormal behavior in the ga when I made changes. The fitness function is evaluated far more times than I wo...

alrededor de 3 años hace | 1 respuesta | 0

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Unable to import matlab.engine into PyCharm environment
The Mathworks instructions were not sufficient for me, but I was able to follow the advice from this link to patch up the differ...

más de 4 años hace | 0 respuestas | 2

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Is it not possible to call a Matlab .DLL from .NET in parallel?
I have a compiled Matlab DLL called "GeneticAlgorithmOptimizer.dll" with a class/method "gaOptimizer.optimize()" that uses said ...

más de 4 años hace | 0 respuestas | 0

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Does encoding method matter in Genetic Algorithm with linear+integer constraints, with respect to crossover?
(Preface: There are a few details here that may raise yellow/red flags to a reader. Rest assured that the choice of algorithm a...

más de 4 años hace | 1 respuesta | 0

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I have a large array of small integer inputs and want to create a small array of Double outputs. Best machine learning approach?
Thank you! I will check out those options and see which are appropriate.

más de 4 años hace | 0

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I have a large array of small integer inputs and want to create a small array of Double outputs. Best machine learning approach?
I have a large amount of training data (about 10,000) wherein I have a large array (~500,000) of small integer inputs (typically...

más de 4 años hace | 2 respuestas | 0

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MKL 2018 supposedly supports integer matrix multiplication. Can this feature be added to Matlab?
According to the bottom answer on this link, the reason why Matlab hasn't included support for matrix multiplication on integer ...

más de 4 años hace | 1 respuesta | 0

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Could I see a significant time boost using int16 instead of double on large array operations?
I am using the genetic algorithm with a custom fitness function that is necessarily very complicated. Many addition/subtraction...

más de 4 años hace | 1 respuesta | 0

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Is there an Optimization tool like intlinprog that includes nonlinear constraints?
I have a program that uses the genetic algorithm in matlab to optimize the solution. Historically, I have used intlinprog befor...

más de 5 años hace | 1 respuesta | 1

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Is there a simple way to convert all fields of a struct to local variables?
I have a matlab program with a lot of variables (boolean, arrays, doubles, logicals, strings), to the point where it becomes unw...

más de 5 años hace | 3 respuestas | 0

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Is it possible to use a different fitness function for certain population members in the Genetic Algorithm?
I am using the genetic algorithm to solve a integer (binary) problem with linear constraints. Because the solution space is s...

alrededor de 6 años hace | 0 respuestas | 1

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Running on AWS server does not benefit from more cores in parallel pool?
I believe I have investigated using other options, but none of them had the necessary components. The objective function is w...

más de 6 años hace | 0

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Running on AWS server does not benefit from more cores in parallel pool?
I am using the built in Genetic Algorithm functionality in the Optimization Toolbox and time is a serious constraint when runnin...

más de 6 años hace | 2 respuestas | 0

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What are some methods to maintain population diversity in genetic algorithm (binary, linear constraints)?
I am using the built in ga() function to solve a problem whose solution is represented by a binary vector of length ~300. There...

casi 7 años hace | 1 respuesta | 0

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Is there a way to use a custom method for the linkage function?
I can see <https://www.mathworks.com/help/stats/linkage.html#inputarg_method here> that using Z = linkage(X,method,metric) allow...

casi 7 años hace | 0 respuestas | 0

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