Guillaume Helbecque

62%
Libre accès
13
Documents
Affiliations actuelles
  • Université de Lille
  • Centre de Recherche en Informatique, Signal et Automatique de Lille - UMR 9189 (CRIStAL)
  • Optimisation de grande taille et calcul large échelle (BONUS)

Publications

Publications

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PGAS-based Parallel Branch-and-Bound for Ultra-Scale GPU-powered Supercomputers

Guillaume Helbecque
Distributed, Parallel, and Cluster Computing [cs.DC]. Université de Lille; Université du Luxembourg (2003-..), 2025. English. ⟨NNT : 2025ULILB003⟩
Thèse tel-04902137 v2
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A Chapel-Based Multi-GPU Branch-and-Bound Algorithm

Guillaume Helbecque , Ezhilmathi Krishnasamy , Tiago Carneiro , Nouredine Melab , Pascal Bouvry
22nd International Workshop on Algorithms, Models and Tools for Parallel Computing on Heterogeneous Platforms (Euro-Par 2024), Aug 2024, Madrid, Spain. pp.463-474, ⟨10.1007/978-3-031-90200-0_37⟩
Communication dans un congrès hal-04709106 v1
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Performance and Portability in Multi-GPU Branch-and-Bound: Chapel Versus CUDA and HIP for Tree-Based Optimization

Ivan Tagliaferro , Guillaume Helbecque , Ezhilmathi Krishnasamy , Nouredine Melab , Grégoire Danoy
39th IEEE International Parallel & Distributed Processing Symposium, Jun 2025, Milano, Italy. pp.1293-1295, ⟨10.1109/IPDPSW66978.2025.00217⟩
Communication dans un congrès hal-05263968 v1

GPU Computing in Chapel: Application to Tree-Search Algorithms

Guillaume Helbecque , Ezhilmathi Krishnasamy , Nouredine Melab , Pascal Bouvry
International Conference on Optimization and Learning (OLA 2024), May 2024, Dubrovnik, Croatia
Communication dans un congrès hal-04551844 v1
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PGAS Data Structure for Unbalanced Tree-Based Algorithms at Scale

Guillaume Helbecque , Tiago Carneiro , Nouredine Melab , Jan Gmys , Pascal Bouvry
ICCS 2024 - 24th International Conference on Computational Science, Jul 2024, Malaga, Spain. pp.103-111, ⟨10.1007/978-3-031-63759-9_13⟩
Communication dans un congrès hal-04636184 v1
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GPU-Accelerated Tree-Search in Chapel versus CUDA and HIP

Guillaume Helbecque , Ezhilmathi Krishnasamy , Nouredine Melab , Pascal Bouvry
14th IEEE Workshop Parallel / Distributed Combinatorics and Optimization (PDCO 2024), May 2024, San Francisco, United States. ⟨10.1109/IPDPSW63119.2024.00156⟩
Communication dans un congrès hal-04551856 v1

Towards a scalable load balancing for productivity-aware tree-search

Guillaume Helbecque , Jan Gmys , Tiago Carneiro , Nouredine Melab , Pascal Bouvry
The 10th Annual Chapel Implementers and Users Workshop, Jun 2023, online, United States
Communication dans un congrès hal-04117159 v1

Productivity-aware Parallel Distributed Tree-Search for Exact Optimization

Guillaume Helbecque , Jan Gmys , Nouredine Melab , Tiago Carneiro , Pascal Bouvry
International Conference on Optimization and Learning (OLA 2023), May 2023, Malaga, Spain
Communication dans un congrès hal-04096195 v1
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A performance-oriented comparative study of the Chapel high-productivity language to conventional programming environments

Guillaume Helbecque , Jan Gmys , Tiago Carneiro , Nouredine Melab , Pascal Bouvry
13th International Workshop on Programming Models and Applications for Multicores and Manycores (PMAM'22), Apr 2022, Séoul, South Korea. pp.21-29, ⟨10.1145/3528425.3529104⟩
Communication dans un congrès hal-03629798 v1