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Sylvain Courtain
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Sylvain Courtain is Lecturer in Information Systems at Université catholique de Louvain (UCLouvain). He is attached to the Louvain Research Institute in Management and Organizations (LouRIM) since 2017.
His research interests focuses on graph-based semi-supervised classification, fraud detection, bag-of-paths framework and fairness in machine learning.
- Graph and Network Analysis
- Semi-supervised classification
- Fairness in machine learning
Courtain, Sylvain ; Saerens, Marco. A Simple Extension of the Bag-of-Paths Model Weighting Path Lengths by a Poisson Distribution. In: Complex Networks & Their Application X, Vol. 1, no.1, p. 220-233 (2021). doi:10.1007/978-3-030-93409-5_19.
Leleux, Pierre ; Courtain, Sylvain ; Françoisse, Kévin ; Saerens, Marco. Design of biased random walks on a graph with application to collaborative recommendation. In: Physica A: Statistical Mechanics and its Applications, Vol. 590, no.1, p. 126752 (2022). doi:10.1016/j.physa.2021.126752.
Courtain, Sylvain ; Guex, Guillaume ; Ilkka Kivimäki ; Saerens, Marco. Relative Entropy-Regularized Optimal Transport on a Graph: a new algorithm and an experimental comparison. In: International Journal of Machine Learning and Cybernetics, Vol. 13, no.12, p. 1-26 (2022). doi:10.1007/s13042-022-01704-6.
Courtain, Sylvain ; Leleux, Pierre ; Kivimäki, Ilkka ; Guex, Guillaume ; Saerens, Marco. Randomized shortest paths with net flows and capacity constraints. In: Information Sciences, Vol. 556, no.1, p. 341-360 (2021). doi:10.1016/j.ins.2020.10.005.
Leleux, Pierre ; Courtain, Sylvain ; Guex, Guillaume ; Saerens, Marco. Sparse randomized shortest paths routing with Tsallis divergence regularization. In: Data Mining and Knowledge Discovery, Vol. 35, no.1, p. 986-1031 (2021). doi:10.1007/s10618-021-00742-y.
Guex, Guillaume ; Courtain, Sylvain ; Saerens, Marco. Covariance and correlation measures on a graph in a generalized bag-of-paths formalism. In: Journal of Complex Networks, Vol. 8, no.6, p. 1-46 (2020). doi:10.1093/comnet/cnaa026.
Courtain, Sylvain ; Lebichot, Bertrand ; Kivimäki, Ilkka ; Saerens, Marco. Graph-based fraud detection with the free energy distance. In: Complex Networks & Their Applications VIII, Vol. 1, no. 1, p. 40-52 (2019). doi:10.1007/978-3-030-36683-4_4.
Courtain, Sylvain. Essays on network data analysis through the bag-of-paths framework, prom. : Saerens, Marco, 29/08/2022.
Vancompernolle Vromman, Flore ; Courtain, Sylvain ; Leleux, Pierre ; de Schaetzen, Constantin ; Kneip, Alexia ; Beghein, Eve ; Saerens, Marco. Maximum entropy logistic regression for demographic parity in supervised classification (Louvain Research Institute in Management and Organizations Working Paper Series; 2023-17), 2023. 18 p.
Courtain, Sylvain ; Saerens, Marco. A simple extension of the bag-of-paths model weighting path lengths by a Poisson distribution (Louvain Research Institute in Management and Organizations Working Paper Series; 2021/10), 2021. 14 p.
Leleux, Pierre ; Courtain, Sylvain ; Françoisse, Kevin ; Saerens, Marco. Design of Biased Random Walks on a Graph with Application to Collaborative Recommendation (Louvain Research Institute in Management and Organizations Working Paper Series; 2020/06), 2020. 32 p.
Leleux, Pierre ; Courtain, Sylvain ; Guex, Guillaume ; Saerens, Marco. Sparse Randomized Shortest Paths Routing with Tsallis Divergence Regularization (Louvain Research Institute in Management and Organizations Working Paper Series; 2020/07), 2020. 41 p.
Guex, Guillaume ; Courtain, Sylvain ; Saerens, Marco. Covariance and Correlation Kernels on a Graph in the Generalized Bag-of-Paths Formalism (Louvain Research Institute in Management and Organizations Working Paper Series; 2019/03), 2019. 44 p.
Courtain, Sylvain ; Lebichot, Bertrand ; Kivimaki, Ilkka ; Saerens, Marco. Graph-based fraud detection with the free energy distance (Louvain Research Institute in Management and Organizations Working Paper Series; 2019/16), 2019. 14 p.
Courtain, Sylvain ; Leleux, Pierre ; Kivimäki, Ilkka ; Saerens, Marco. Randomized Shortest Paths with Net Flows and Capacity Constraints (Louvain Research Institute in Management and Organizations Working Paper Series; 2019/15), 2019. 28 p.