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Research interests
Engineering and Technology
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Dive into the research topics where Nikolaus Hansen is active. These topic labels come from the works of this person. Together they form a unique fingerprint.
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Collaborations and top research areas from the last five years
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Classification-Based Linear Surrogate Modeling of Constraints for AL-CMA-ES
Girardin, O., Hansen, N., Brockhoff, D. & Auger, A., 13 Jul 2025, GECCO 2025 - Proceedings of the 2025 Genetic and Evolutionary Computation Conference. Ochoa, G. (ed.). Association for Computing Machinery, Inc, p. 728-736 9 p. (GECCO 2025 - Proceedings of the 2025 Genetic and Evolutionary Computation Conference).Research output: Chapter in Book/Report/Conference proceeding › Conference contribution › peer-review
Open Access -
Rank-based Linear-Quadratic Surrogate Assisted CMA-ES
Gharafi, M., Hansen, N., Le Riche, R. & Brockhoff, D., 11 Aug 2025, GECCO 2025 Companion - Proceedings of the 2025 Genetic and Evolutionary Computation Conference Companion. Ochoa, G. (ed.). Association for Computing Machinery, Inc, p. 679-682 4 p. (GECCO 2025 Companion - Proceedings of the 2025 Genetic and Evolutionary Computation Conference Companion).Research output: Chapter in Book/Report/Conference proceeding › Conference contribution › peer-review
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Asymptotic estimations of a perturbed symmetric eigenproblem
Gissler, A., Auger, A. & Hansen, N., 1 Apr 2024, In: Applied Mathematics Letters. 150, 108951.Research output: Contribution to journal › Article › peer-review
Open Access -
LB+IC-CMA-ES: Two Simple Modifications of CMA-ES to Handle Mixed-Integer Problems
Marty, T., Hansen, N., Auger, A., Semet, Y. & Héron, S., 1 Jan 2024, Parallel Problem Solving from Nature – PPSN XVIII - 18th International Conference, PPSN 2024, Proceedings. Affenzeller, M., Winkler, S. M., Kononova, A. V., Bäck, T., Trautmann, H., Tušar, T. & Machado, P. (eds.). Springer Science and Business Media Deutschland GmbH, p. 284-299 16 p. (Lecture Notes in Computer Science (including subseries Lecture Notes in Artificial Intelligence and Lecture Notes in Bioinformatics); vol. 15149 LNCS).Research output: Chapter in Book/Report/Conference proceeding › Conference contribution › peer-review
Open Access -
An Introduction to Scientific Experimentation and Benchmarking
Auger, A. & Hansen, N., 15 Jul 2023, GECCO 2023 Companion - Proceedings of the 2023 Genetic and Evolutionary Computation Conference Companion. Association for Computing Machinery, Inc, p. 854-877 24 p. (GECCO 2023 Companion - Proceedings of the 2023 Genetic and Evolutionary Computation Conference Companion).Research output: Chapter in Book/Report/Conference proceeding › Conference contribution › peer-review
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Benchmarking CMA-ES with Basic Integer Handling on a Mixed-Integer Test Problem Suite
Marty, T., Semet, Y., Auger, A., Héron, S. & Hansen, N., 15 Jul 2023, GECCO 2023 Companion - Proceedings of the 2023 Genetic and Evolutionary Computation Conference Companion. Association for Computing Machinery, Inc, p. 1628-1635 8 p. (GECCO 2023 Companion - Proceedings of the 2023 Genetic and Evolutionary Computation Conference Companion).Research output: Chapter in Book/Report/Conference proceeding › Conference contribution › peer-review
Open Access -
CMA-ES and Advanced Adaptation Mechanisms
Akimoto, Y. & Hansen, N., 15 Jul 2023, GECCO 2023 Companion - Proceedings of the 2023 Genetic and Evolutionary Computation Conference Companion. Association for Computing Machinery, Inc, p. 1157-1182 26 p. (GECCO 2023 Companion - Proceedings of the 2023 Genetic and Evolutionary Computation Conference Companion).Research output: Chapter in Book/Report/Conference proceeding › Conference contribution › peer-review
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Global linear convergence of evolution strategies with recombination on scaling-invariant functions
Toure, C., Auger, A. & Hansen, N., 1 May 2023, In: Journal of Global Optimization. 86, 1, p. 163-203 41 p.Research output: Contribution to journal › Article › peer-review
Open Access -
Multiobjective Optimization with a Quadratic Surrogate-Assisted CMA-ES
Gharafi, M., Hansen, N., Brockhoff, D. & Le Riche, R., 15 Jul 2023, GECCO 2023 - Proceedings of the 2023 Genetic and Evolutionary Computation Conference. Association for Computing Machinery, Inc, p. 652-660 9 p. (GECCO 2023 - Proceedings of the 2023 Genetic and Evolutionary Computation Conference).Research output: Chapter in Book/Report/Conference proceeding › Conference contribution › peer-review
Open Access -
A (biased) introduction to benchmarking
Auger, A. & Hansen, N., 9 Jul 2022, GECCO 2022 Companion - Proceedings of the 2022 Genetic and Evolutionary Computation Conference. Association for Computing Machinery, Inc, p. 801-823 23 p. (GECCO 2022 Companion - Proceedings of the 2022 Genetic and Evolutionary Computation Conference).Research output: Chapter in Book/Report/Conference proceeding › Conference contribution › peer-review
Open Access