Julien Bigot

Publications

Article dans une revue (11)

Performance portable implementation of a kinetic plasma simulation mini-App Yuuichi Asahi,Guillaume Latu,Virginie Grandgirard,Julien Bigot Lecture Notes in Computer Science, 2020, 12017, pp.117-139. ⟨10.1007/978-3-030-49943-3_6⟩ Article dans une revue hal-03196781v1
Fine-grained MPI+OpenMP plasma simulations: communication overlap with dependent tasks Jérôme Richard,Guillaume Latu,Julien Bigot,Thierry Gautier Lecture Notes in Computer Science, 2019, Euro-Par 2019: Euro-Par 2019: Parallel Processing, 11725, pp.419-433. ⟨10.1007/978-3-030-29400-7_30⟩ Article dans une revue cea-02404825v1
InKS, a Programming Model to Decouple Algorithm from Optimization in HPC Codes Ksander Ejjaaouani,Olivier Aumage,Julien Bigot,Michel Mehrenberger,Hitoshi Muraiet al. Journal of Supercomputing, 2019, ⟨10.1007/s11227-019-02950-2⟩ Article dans une revue hal-02281963v1
Overlapping communications in gyrokinetic codes on accelerator‐based platforms Yuuichi Asahi,Guillaume Latu,Julien Bigot,Shinya Maeyama,Virginie Grandgirardet al. Concurrency and Computation: Practice and Experience, 2019, ⟨10.1002/cpe.5551⟩ Article dans une revue cea-02383529v1
Building and auto-tuning computing Kernels: experimenting with BOAST and StarPU in the GYSELA code Julien Bigot,Virginie Grandgirard,Guillaume Latu,Jean-François Méhaut,Luís Felipe Millaniet al. ESAIM: Proceedings, 2018, CEMRACS 2016 - Numerical challenges in parallel scientific computing, 63 (2018), pp.152 - 178. ⟨10.1051/proc/201863152⟩ Article dans une revue hal-01909325v1
Extensibility and Composability of a Multi-Stencil Domain Specific Framework Hélène Coullon,Julien Bigot,Christian Pérez International Journal of Parallel Programming, 2017, ⟨10.1007/s10766-017-0539-5⟩ Article dans une revue hal-01650998v1
A Hybrid Monte Carlo Scheme for Multibackbone Protein Design Karen Druart,Julien Bigot,Edouard Audit,Thomas Simonson Journal of Chemical Theory and Computation, 2016, ⟨10.1021/acs.jctc.6b00421⟩ Article dans une revue cea-01412185v1
Optimization of the gyroaverage operator based on hermite interpolation Fabien Rozar,Christophe Steiner,Guillaume Latu,Michel Mehrenberger,Virginie Grandgirardet al. ESAIM: Proceedings and Surveys, 2016, ⟨10.1051/proc/201653012⟩ Article dans une revue hal-01261427v1
A 5D gyrokinetic full-f global semi-lagrangian code for flux-driven ion turbulence simulations Virginie Grandgirard,Jérémie Abiteboul,Julien Bigot,Thomas Cartier-Michaud,Nicolas Crouseilleset al. Computer Physics Communications, 2016, 207, pp.35-68. ⟨10.1016/j.cpc.2016.05.007⟩ Article dans une revue cea-01153011v3
A low level component model easing performance portability of HPC applications Julien Bigot,Zhengxiong Hou,Christian Pérez,Vincent Pichon Computing, 2014, 96 (12), pp.1115-1130. ⟨10.1007/s00607-013-0368-3⟩ Article dans une revue hal-00911231v1
Towards Scalable Data Management for Map-Reduce-based Data-Intensive Applications on Cloud and Hybrid Infrastructures Gabriel Antoniu,Julien Bigot,Cristophe Blanchet,Luc Bougé,François Briantet al. IJCC - International Journal of Cloud Computing, 2013, 2 (2/3), ⟨10.1504/IJCC.2013.055265⟩ Article dans une revue hal-00767029v1

Chapitre d'ouvrage (1)

High Performance Composition Operators in Component Models Julien Bigot,Christian Pérez Ian Foster, Wolfgang Gentzsch, Lucio Grandinetti, Gerhard R. Joubert. High Performance Computing: From Grids and Clouds to Exascale, 20, IOS Press, pp.182 - 201, 2011, Advances in Parallel Computing, 978-1-60750-802-1. ⟨10.3233/978-1-60750-803-8-182⟩ Chapitre d'ouvrage hal-00692584v1

Communication dans un congrès (23)

An Optimization Technique for Hiding Communication Costs in 3D Parallel Training of Deep Learning Ryubu Hosoki,Kento Sato,Toshio Endo,Julien Bigot,Edouard Audit Unknown, May 2025, Unknown, Unknown Region. pp.1-10, ⟨10.1109/ccgrid64434.2025.00044⟩ Communication dans un congrès hal-05299979v1
Checkpointing Optimisation to Prepare Future Exascale Plasma Turbulence Simulations Méline Trochon,Julien Bigot,Virginie Grandgirard,Dorian Midou IPDPSW 2025 - 39th IEEE International Parallel & Distributed Processing Symposium, IEEE, Jun 2025, Milan, Italy Communication dans un congrès hal-05105811v1
Learning crop management by reinforcement: gym-DSSAT Romain Gautron,Emilio J Padrón,Philippe Preux,Julien Bigot,Odalric-Ambrym Maillardet al. AIAFS 2023 - 2nd AAAI Workshop on AI for Agriculture and Food Systems, Feb 2023, Washignton DC, United States Communication dans un congrès hal-03976393v1
Dask-Extended External Tasks for HPC/ML In Transit Workflows Amal Gueroudji,Julien Bigot,Bruno Raffin,Robert Ross SC-W 2023 - Workshops of The International Conference on High Performance Computing, Network, Storage, and Analysis, Nov 2023, Denver, United States. pp.831-838, ⟨10.1145/3624062.3624151⟩ Communication dans un congrès hal-04409157v1
Performance portable Vlasov code with C++ parallel algorithm Yuuichi Asahi,Thomas Padioleau,Guillaume Latu,Julien Bigot,Virginie Grandgirardet al. 2022 IEEE/ACM International Workshop on Performance, Portability and Productivity in HPC (P3HPC), Nov 2022, Dallas, France. pp.68-80, ⟨10.1109/P3HPC56579.2022.00012⟩ Communication dans un congrès hal-03976662v1
Optimization strategy for a performance portable Vlasov code Yuuichi Asahi,Guillaume Latu,Julien Bigot,Virginie Grandgirard 2021 International Workshop on Performance, Portability and Productivity in HPC (P3HPC), Nov 2021, St. Louis, United States. pp.79-91, ⟨10.1109/P3HPC54578.2021.00011⟩ Communication dans un congrès hal-03559799v1
DEISA: dask-enabled in situ analytics Amal Gueroudji,Julien Bigot,Bruno Raffin HiPC 2021 - 28th International Conference on High Performance Computing, Data, and Analytics, Dec 2021, virtual, India. pp.1-10 Communication dans un congrès hal-03509198v1
Scaling and optimizing the Gysela code on a cluster of many-core processors Guillaume Latu,Yuuichi Asahi,Julien Bigot,Tamás Fehér,Virginie Grandgirard SBAC-PAD 2018, WAMCA workshop, Sep 2018, Lyon, France Communication dans un congrès hal-01719208v2
InKS, a Programming Model to Decouple Performance from Algorithm in HPC Codes Ksander Ejjaaouani,Olivier Aumage,Julien Bigot,Michel Mehrenberger,Hitoshi Muraiet al. Repara 2018 - 4th International Workshop on Reengineering for Parallelism in Heterogeneous Parallel Platforms, Aug 2018, Turin, Italy. pp.1-12, ⟨10.1007/978-3-030-10549-5_59⟩ Communication dans un congrès hal-01890132v1
Combining Both a Component Model and a Task-based Model for HPC Applications: a Feasibility Study on GYSELA Olivier Aumage,Julien Bigot,Hélène Coullon,Christian Pérez,Jérôme Richard 17th IEEE/ACM International Symposium on Cluster, Cloud and Grid Computing (CCGrid)., May 2017, Madrid, Spain. ⟨10.1109/CCGRID.2017.88⟩ Communication dans un congrès hal-01518730v1
Pre-exascale Architectures: OpenPOWER Performance and Usability Assessment for French Scientific Community Gabriel Hautreux,Alfredo Buttari,Arnaud Beck,Victor Cameo,Dimitri Lecaset al. ISC High Performance 2017: High Performance Computing, 2017, Frankfurt, Germany. pp.309-324, ⟨10.1007/978-3-319-67630-2_23⟩ Communication dans un congrès hal-02129651v1
Evaluating Kernels on Xeon Phi to accelerate GYSELA application Guillaume Latu,Matthieu Haefele,Julien Bigot,Virginie Grandgirard,Thomas Cartier-Michaudet al. ESAIM: PROCEEDINGS AND SURVEYS, Jul 2014, CIRM – Centre International de Rencontres Mathématiques, Marseille, France. pp.211-231, ⟨10.1051/proc/201653013⟩ Communication dans un congrès cea-01305499v1
An approach to increase reliability of hpc simulation, application to the GYSELA5D Code Julien Bigot,Guillaume Latu,Thomas Cartier-Michaud,Virginie Grandgirard,Chantal Passeronet al. ESAIM: Proceedings and Surveys, Jul 2014, CIRM – Centre International de Rencontres Mathématiques, Marseille, France. pp.191-210, ⟨10.1051/proc/201653015⟩ Communication dans un congrès cea-01305504v1
Benefits of SMT and of Parallel Transpose Algorithm for the Large-Scale GYSELA Application Guillaume Latu,Julien Bigot,Nicolas Bouzat,Judit Gimenez,Virginie Grandgirard PASC '16 - Proceedings of the Platform for Advanced Scientific Computing Conference, Jun 2016, Lausanne, France. ⟨10.1145/2929908.2929912⟩ Communication dans un congrès hal-01834323v1
From DSL to HPC Component-Based Runtime: A Multi-Stencil DSL Case Study Julien Bigot,Hélène Coullon,Christian Pérez WOLFHPC 2015 (Fifth International Workshop on Domain-Specific Languages and High-Level Frameworks for High Performance Computing), Nov 2015, co-located with SC'15, Austin, Texas, United States. pp.10, ⟨10.1145/2830018.2830020⟩ Communication dans un congrès hal-01215992v1
An asynchronous writing method for restart files in the gysela code in prevision of exascale systems Olivier Thomine,Julien Bigot,Virginie Grandgirard,Guillaume Latu,Chantal Passeronet al. CEMRACS 2012, Jul 2012, Luminy, France. ⟨10.1051/proc/201343007⟩ Communication dans un congrès hal-01048745v1
Scaling GYSELA code beyond 32K-cores on Blue Gene/Q Julien Bigot,Virginie Grandgirard,Guillaume Latu,Chantal Passeron,Fabien Rozaret al. ESAIM: PROCEEDINGS, Jul 2012, Luminy, France. pp.117-135, ⟨10.1051/proc/201343007⟩ Communication dans un congrès hal-01050322v1
Towards Scalable Data Management for Map-Reduce-based Data-Intensive Applications on Cloud and Hybrid Infrastructures Gabriel Antoniu,Julien Bigot,Christophe Blanchet,Luc Bougé,François Briantet al. 1st International IBM Cloud Academy Conference - ICA CON 2012, Apr 2012, Research Triangle Park, North Carolina, United States Communication dans un congrès hal-00684866v1
A Low Level Component Model Enabling Performance Portability of HPC Applications Julien Bigot,Zhengxiong Hou,Christian Pérez,Vincent Pichon 5th International Workshop on Multi-Core Computing Systems, Nov 2012, Salt Lake City, United States. ⟨10.1109/SC.Companion.2012.96⟩ Communication dans un congrès hal-00749451v1
On Model-Driven Engineering to implement a Component Assembly Compiler for High Performance Computing Julien Bigot,Christian Pérez Journées sur l'Ingénierie Dirigée par les Modèles, IDM 2011, Jun 2011, Lille, France Communication dans un congrès inria-00606511v1
Increasing Reuse in Component Models through Genericity Julien Bigot,Christian Pérez Proceedings of the 11th International Conference on Software Reuse, ICSR '09, Sep 2009, Falls Church, VA, United States. pp.21-30, ⟨10.1007/978-3-642-04211-9⟩ Communication dans un congrès inria-00457905v1
On Abstractions of Software Component Models for Scientific Applications Julien Bigot,Hinde Lilia Bouziane,Christian Pérez,Thierry Priol Euro-Par 2008 Workshops - Parallel Processing, Aug 2008, Las Palmas de Gran Canaria, Spain. pp.438-449, ⟨10.1007/978-3-642-00955-6⟩ Communication dans un congrès inria-00457915v1
Enabling collective communications between components Julien Bigot,Christian Pérez CompFrame '07: Proceedings of the 2007 symposium on Component and framework technology in high-performance and scientific computing, 2007, Montreal, Quebec, Canada. pp.121-130, ⟨10.1145/1297385.1297406⟩ Communication dans un congrès inria-00457922v1

Poster de conférence (3)

Porting GYSELA on GPU enabled supercomputers Etienne Malaboeuf,Mathieu Peybernes,Kevin Obrejan,Virginie Grandgirard,Julien Bigot COMPAS, Jun 2025, Bordeaux, France Poster de conférence hal-05135736v1
Enabling Efficient Runtime Data Analysis to a Crystal Deformation Simulation Arthur Jaquard,Gabriel Antoniu,Laurent Colombet,Silvina Caino-Lores,Julien Bigot SC 2025 - International Conference for High Performance Computing, Networking, Storage, and Analysis, Nov 2025, Saint Louis, MO, USA, United States. 2025 Poster de conférence hal-05465846v1
Dynamic Memory Allocations in a Parallel Context Aymeric Millan,Thomas Padioleau,Julien Bigot Euro-Par 2023 : 29th International Conference on Parallel and Distributed Computing, Aug 2023, LIMASSOL, Cyprus Poster de conférence hal-04486001v1

Thèse (1)

Du support générique d'opérateurs de composition dans les modèles de composants logiciels, application au calcul à haute performance. Julien Bigot Modélisation et simulation. INSA de Rennes, 2010. Français. ⟨NNT : ⟩ Thèse tel-00626698v2

Pré-publication, Document de travail (6)

Exploring SYCL for batched kernels with memory allocations Aymeric Millan,Thomas Padioleau,Julien Bigot 2025 Pré-publication, Document de travail hal-05015978v1
Exploring C++ standard parallelism for GPU programming in a particle-in-cell application Ester El Khoury,Mathieu Lobet,Laurent Colombet,Julien Bigot,Kévin Peyenet al. 2025 Pré-publication, Document de travail hal-05316488v1
PDI, an approach to decouple I/O concerns from high-performance simulation codes Corentin Roussel,Kai Keller,Mohamed Gaalich,Leonardo Bautista Gomez,Julien Bigot 2017 Pré-publication, Document de travail hal-01587075v1
InKS, a programming model to decouple performance from semantics in simulation codes Olivier Aumage,Julien Bigot,Ksander Ejjaaouani,Michel Mehrenberger 2017 Pré-publication, Document de travail cea-01493075v1
COMET: A High-Performance Model for Fine-Grain Composition Julien Bigot,Thierry Gautier,Christian Pérez,Jérôme Richard 2017 Pré-publication, Document de travail hal-01566288v1
Enabling Connectors in Hierarchical Component Models Julien Bigot,Christian Pérez 2010 Pré-publication, Document de travail ensl-00456961v1

Rapport (7)

gym-DSSAT: a crop model turned into a Reinforcement Learning environment Romain Gautron,Emilio J. Padrón,Philippe Preux,Julien Bigot,Odalric-Ambrym Maillardet al. [Research Report] RR-9460, Inria Lille. 2022, pp.31 Rapport hal-03711132v4
Using OpenMP tasks for a 2D Vlasov-Poisson Application Jérôme Richard,Guillaume Latu,Julien Bigot [Research Report] CEA Cadarache. 2019 Rapport (rapport de recherche) hal-01963113v2
The Multi-Stencil Language: orchestrating stencils with a mesh-agnostic DSL Hélène Coullon,Julien Bigot,Christian Pérez [Research Report] RR-8962, Inria - Research Centre Grenoble – Rhône-Alpes. 2016, pp.30 Rapport (rapport de recherche) hal-01380607v2
A Low Level Component Model enabling Resource Specialization of HPC Applications Julien Bigot,Zhengxiong Hou,Christian Pérez,Vincent Pichon [Research Report] RR-7966, INRIA. 2012, pp.20 Rapport (rapport de recherche) hal-00698573v1
Enabling Connectors in Hierarchical Component Models Julien Bigot,Christian Pérez [Research Report] RR-7204, INRIA. 2010 Rapport (rapport de recherche) inria-00456608v3
Increasing Reuse in Component Models through Genericity Julien Bigot,Christian Pérez [Research Report] RR-6941, INRIA. 2009, pp.15 Rapport (rapport de recherche) inria-00388508v1
A Generic Model Driven Methodology for Extending Component Models Julien Bigot,Christian Pérez [Research Report] RR-6979, INRIA. 2009, pp.27 Rapport (rapport de recherche) inria-00401656v1