Adding NSGA3 #406
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Adding NSGA3 #406
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@mlpack-jenkins test this please |
zoq
reviewed
Aug 7, 2024
| * | ||
| * @tparam MatType Type of matrix to optimize. | ||
| * @param population The elite population. | ||
| * @param objectives The set of objectives. |
| * @param parentA First parent from elite population. | ||
| * @param parentB Second parent from elite population. | ||
| */ | ||
| void Crossover(MatType& childA, |
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The lowerBound and upperBound parameter description from above, have to be added here.
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| * @param child The candidate whose coordinates are being modified. | ||
| * @param objectives The set of objectives. |
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No child or objectives parameters, but mutationRate.
zoq
reviewed
Aug 7, 2024
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| for (size_t i = 0; i < front.size(); i++) | ||
| { | ||
| size_t ind = front[i]; | ||
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| pa = (calculatedObjectives[ind] - pointA); | ||
| double t = arma::dot(pa, ba) / arma::dot(ba, ba); | ||
| distancesTemp[i] = arma::accu(arma::pow((pa - t * ba), 2)); | ||
| } |
zoq
reviewed
Sep 6, 2024
|
Hey @zoq I have added a few more changes that should make nsga3 faster especially the |
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This PR is an implementation of the NSGA3 algorithm mentioned in the following paper : An Evolutionary Many-Objective Optimization
Algorithm Using Reference-Point-Based
Nondominated Sorting Approach,
Part I: Solving Problems With Box Constraints