Search Results for author: Risto Trajanov

Found 3 papers, 1 papers with code

Improving Nevergrad's Algorithm Selection Wizard NGOpt through Automated Algorithm Configuration

no code implementations9 Sep 2022 Risto Trajanov, Ana Nikolikj, Gjorgjina Cenikj, Fabien Teytaud, Mathurin Videau, Olivier Teytaud, Tome Eftimov, Manuel López-Ibáñez, Carola Doerr

Algorithm selection wizards are effective and versatile tools that automatically select an optimization algorithm given high-level information about the problem and available computational resources, such as number and type of decision variables, maximal number of evaluations, possibility to parallelize evaluations, etc.

Explainable Landscape Analysis in Automated Algorithm Performance Prediction

no code implementations22 Mar 2022 Risto Trajanov, Stefan Dimeski, Martin Popovski, Peter Korošec, Tome Eftimov

Predicting the performance of an optimization algorithm on a new problem instance is crucial in order to select the most appropriate algorithm for solving that problem instance.

Explainable Landscape-Aware Optimization Performance Prediction

1 code implementation22 Oct 2021 Risto Trajanov, Stefan Dimeski, Martin Popovski, Peter Korošec, Tome Eftimov

In this study, we are investigating explainable landscape-aware regression models where the contribution of each landscape feature to the prediction of the optimization algorithm performance is estimated on a global and local level.

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