1 code implementation • 10 Nov 2023 • Paul Saves, Youssef Diouane, Nathalie Bartoli, Thierry Lefebvre, Joseph Morlier
Recently, there has been a growing interest in mixed-categorical metamodels based on Gaussian Process (GP) for Bayesian optimization.
1 code implementation • 23 May 2023 • Paul Saves, Remi Lafage, Nathalie Bartoli, Youssef Diouane, Jasper Bussemaker, Thierry Lefebvre, John T. Hwang, Joseph Morlier, Joaquim R. R. A. Martins
The Surrogate Modeling Toolbox (SMT) is an open-source Python package that offers a collection of surrogate modeling methods, sampling techniques, and a set of sample problems.
no code implementations • 21 Feb 2022 • Youssef Diouane, Aurelien Lucchi, Vihang Patil
Evolutionary strategies have recently been shown to achieve competing levels of performance for complex optimization problems in reinforcement learning.
no code implementations • 22 Feb 2021 • Sotiris Anagnostidis, Aurelien Lucchi, Youssef Diouane
Recent applications in machine learning have renewed the interest of the community in min-max optimization problems.
no code implementations • 18 Jan 2021 • Youssef Diouane, Victor Picheny, Rodolphe Le Riche, Alexandre Scotto Di Perrotolo
By following a classical scheme for the trust region (based on a sufficient decrease condition), the proposed algorithm enjoys global convergence properties, while departing from EGO only for a subset of optimization steps.
no code implementations • 12 Jun 2020 • Remy Priem, Hugo Gagnon, Ian Chittick, Stephane Dufresne, Youssef Diouane, Nathalie Bartoli
The multi-level, multi-disciplinary and multi-fidelity optimization framework developed at Bombardier Aviation has shown great results to explore efficient and competitive aircraft configurations.
no code implementations • 11 May 2020 • Rémy Priem, Nathalie Bartoli, Youssef Diouane, Alessandro Sgueglia
We show the good potential of the approach on a set of numerical experiments.