Zacharie Alès

According to our database, Zacharie Alès authored at least 25 papers between 2013 and 2026.

Collaborative distances:

• Dijkstra number of five.
• Erdős number of four.

2026

Planning in Branch-and-Bound: Model-Based Reinforcement Learning for Exact Combinatorial Optimization.

Paul Strang, Zacharie Alès, Côme Bissuel, Olivier Juan, Safia Kedad-Sidhoum, Emmanuel Rachelson

Proceedings of the Fortieth AAAI Conference on Artificial Intelligence, 2026

2025

Planning in Branch-and-Bound: Model-Based Reinforcement Learning for Exact Combinatorial Optimization.

Paul Strang, Zacharie Alès, Côme Bissuel, Safia Kedad-Sidhoum, Emmanuel Rachelson

CoRR, November, 2025

Influence branching for learning to solve mixed-integer programs online.

Paul Strang, Zacharie Alès, Côme Bissuel, Olivier Juan, Safia Kedad-Sidhoum, Emmanuel Rachelson

CoRR, October, 2025

A rounding and clustering-based exact algorithm for the p-center problem.

Zacharie Alès, Cristian Duran-Mateluna, Sourour Elloumi

Comput. Oper. Res., 2025

A Markov Decision Process for Variable Selection in Branch & Bound.

Paul Strang, Zacharie Alès, Côme Bissuel, Olivier Juan, Safia Kedad-Sidhoum, Emmanuel Rachelson

Proceedings of the Advances in Neural Information Processing Systems 38: Annual Conference on Neural Information Processing Systems 2025, 2025

2024

Correlation Clustering Problem Under Mediation.

Zacharie Alès, Céline Engelbeen, Rosa Figueiredo

INFORMS J. Comput., 2024

New optimization models for optimal classification trees.

Zacharie Alès, Valentine Huré, Amélie Lambert

Comput. Oper. Res., 2024

2023

Robust MILP formulations for the two-stage weighted vertex p-center problem.

Cristian Duran-Mateluna, Zacharie Alès, Sourour Elloumi, Natalia Jorquera-Bravo

Comput. Oper. Res., November, 2023

An efficient benders decomposition for the p-median problem.

Cristian Duran-Mateluna, Zacharie Alès, Sourour Elloumi

Eur. J. Oper. Res., July, 2023

Minimizing recovery cost of network optimization problems.

Zacharie Alès, Sourour Elloumi

Networks, January, 2023

Contributions à la résolution de problèmes d'optimisation combinatoire difficiles. (Contributions to solving hard combinatorial optimization problems).

Zacharie Alès

, 2023

2021

Multi-objective optimization for VM placement in homogeneous and heterogeneous cloud service provider data centers.

Rym Regaieg, Mohamed Koubàa, Zacharie Alès, Taoufik Aguili

Computing, 2021

2020

The K-partitioning problem: Formulations and branch-and-cut.

Zacharie Alès, Arnaud Knippel

Networks, 2020

Reinforcement Learning for Variable Selection in a Branch and Bound Algorithm.

Marc Etheve, Zacharie Alès, Côme Bissuel, Olivier Juan, Safia Kedad-Sidhoum

Proceedings of the Integration of Constraint Programming, Artificial Intelligence, and Operations Research, 2020

2019

Valid constraints for time-indexed formulations of job scheduling problems with distinct time windows and sequence-dependent setup times.

Bruno Ferreira Rosa, Marcone Jamilson Freitas Souza, Sérgio Ricardo de Souza, Zacharie Alès, Philippe Yves Paul Michelon

Proceedings of the 9th International Network Optimization Conference, 2019

2018

Extraction and Clustering of Two-Dimensional Dialogue Patterns.

Zacharie Alès, Alexandre Pauchet, Arnaud Knippel

Int. J. Artif. Intell. Tools, 2018

Minimizing the weighted sum of completion times under processing time uncertainty.

Zacharie Alès, Thi Sang Nguyen, Michael Poss

Electron. Notes Discret. Math., 2018

Compact MILP Formulations for the p-Center Problem.

Zacharie Alès, Sourour Elloumi

Proceedings of the Combinatorial Optimization - 5th International Symposium, 2018

2017

Algorithms for job scheduling problems with distinct time windows and general earliness/tardiness penalties.

Bruno Ferreira Rosa, Marcone Jamilson Freitas Souza, Sérgio Ricardo de Souza, Moacir Felizardo de França Filho, Zacharie Alès, Philippe Yves Paul Michelon

Comput. Oper. Res., 2017

2016

An extended edge-representative formulation for the K-partitioning problem.

Zacharie Alès, Arnaud Knippel

Electron. Notes Discret. Math., 2016

Polyhedral combinatorics of the K-partitioning problem with representative variables.

Zacharie Alès, Arnaud Knippel, Alexandre Pauchet

Discret. Appl. Math., 2016

2015

Extraction de motifs dialogiques bidimensionnels.

Zacharie Alès, Alexandre Pauchet, Arnaud Knippel, Laurent Vercouter, Christian Gout

Rev. d'Intelligence Artif., 2015

2014

Extraction et partitionnement pour la recherche de régularités : application à l'analyse de dialogues. (Extraction and clustering for regularities identification : application to dialogues analysis).

Zacharie Alès

PhD thesis, 2014

Modélisation de dialogues pour personnage virtuel narrateur.

Ovidiu Serban, Anne Bersoult, Zacharie Alès, Elise Lebertois, Émilie Chanoni, François Rioult, Alexandre Pauchet

Rev. d'Intelligence Artif., 2014

2013

Interactive Narration Requires Interaction and Emotion.

Alexandre Pauchet, François Rioult, Émilie Chanoni, Zacharie Alès, Ovidiu Serban

Proceedings of the ICAART 2013, 2013