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Contacts > Contact Didier EL BAZ

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Doctor Engineer Didier El Baz (H.D.R.)

Professor Harbin Engineering University, Harbin, People’s Republic of China
University of Toulouse
E-mail address: elbaz@laas.fr

IEEE Member

"Some of the work done in France in those days was truly visionnary." Prof. Yousef Saad, University of Minnesota, Iterative methods for linear systems of equations: A brief historical journey, 75 Years of Mathematics of Computation, C. Brenner et al. editors, Contemporary Mathematics, AMS, 754, 2020.

Vice-Chair of the IEEE Technical Committee on Scalable Computing

Member of Award Committee for Excellence in Scalable Computing for Early-career Researchers, Mid-career Researchers and Outstanding Ph.D Thesis since August 2016.

Invited Speaker Huawei Vision Forum 2025, AI and Computing Architecture Trends, Versailles, 26 - 27 May 2025.

2023 Outstanding Contributions Award, IEEE International Conference on Ubiquitous Intelligence and Computing for contributions on outstanding leadership and services on Ubiquitous Intelligence and Computing.

Editor Special Issue of Journal: Engineering Applications of Artificial Intelligence on Artificial Intelligence for High-performance Computing systems, 2024.

Editor Special Issue of Journal: Computers, Materials & Continua, Big Data and Artificial Intelligence in Control and Information System, 2024.

General Chairman of the 25th International Conference on Algorithms and Architectures for Parallel Processing, October 30 - November 2, 2025, Zhengzhou, Henan, China.

Co-head of the Laboratory of Information Security of Cyber-physical Systems, 2017-2021.
Saint-Petersburg National Research University of Information Technologies, Mechanics and Optics. ITMO University
Kronverksky prospect 49, St Petersburg 197101 Russian Federation.

Head and founder of the Distributed Computing and Asynchronism team 2007-2019, LAAS-CNRS, CNRS Toulouse, France.

NVIDIA Corporation support, July 2014.

NVIDIA Academic Partnership, October 2010.

H.D.R. INP Toulouse, 1998.

MIT visiting scientist, March 1984-february 1985 (LIDS)
Special Summer Program in Data Communication Networks (MIT, 1984).

Dr. Eng. degree in Control Theory, INSA Toulouse, 1984.

Eng. degree in Electrical Engineering INSA Toulouse, 1981.

 

Some Recent projects

Project BigGraphs, Labex CIMI 2020-2024.

Information security of cyber-physical systems, International Laboratory, ITMO University, St. Petersburg, Russia, 2017-2021.

PHC Tassili 40160QB: BiGreen, Algorithmes de grands graphes de données sur architecture distribuées ; application au service d'une ville verte, 2018-2020.

Financement Région Occitanie et Université Fédérale Toulouse Midi-Pyrénées : DIMSCALE3D, Détection et imagerie des masses d'eau à l'échelle des bassins et de la subsurface par calcul haute performance et inversion conjointe de données sismiques et potentielles, 2018-2021.

CIFRE funding R.Tech: 2013-2016.

Partner of Project ANR: Smart-Blocks, ANR-2011-BS03-005 (Femto-ST, LAAS-CNRS, LIMMS), 2011 - 2015.

NVIDIA Academic Partnership and Support, Octobre 2010, September 2014.

Coordinator of Project ANR CIS CIP, ANR-07-CIS7-011(EMD, IRIT-ENSEEIHT, LAAS-CNRS, MIS, LIFC), 2008-2011.

Partner of Project ANR PSIROB: Smart-Surface, ANR 06 ROBO 0009 (Femto-ST, InESS, LAAS-CNRS, LIFC, LIMMS). 2007 - 2010.

 

Organization of research

Head and founder of the Distributed Computing and Asynchronism team, LAAS-CNRS, Toulouse, France, 2007-2019.

Cohead of International Laboratory Information security of cyber-physical systems, Saint-Petersburg National Research University of Information Technologies, Mechanics and Optics (ITMO University), St. Petersburg, Russia Professor Igor Kotenko, 2017-2021.

Cofounder of the Working Group Knapsack and Optimization, KSO, ROADEF.

 

Collaborations

CERIST, Algiers (Algeria), PHP Tassili, Professor Ahcène Bendjoudi.
Project: Algorithms for big graphs on distributed memory architectures.
Application to green city, 2018-2020.

University of Science and Technology, Beijing China), Professor Huansheng Ning, International Collaboration Bilatéral Contract on IOT, cyberphysical systems and distributed systems, December 2, 2013-2021.

University of Nuevo Leon, Monterrey (Mexico), Professors Romeo Sanchez Nigenda and Vincent Boyer, 2007-2022.

University of Picardie (France), Professor Mhand Hifi, Toufik Saadi, 2008-2016.

Femto-st (Montbeliard) : Professor Julien Bourgeois, 2008-2016.

NICTA, University of Sidney (Aus), Professor Guillaume Jourjon, 2010-2011.

University of Wuppertal (Ger), Professor Andreas Frommer, 2005-2006.

P.A.R.C., Loughborough University of Technology (G.B.), Professor David J. Evans, 1990-1992.

L.I.D.S., M.I.T.(U.S.A.), Professor Dimitri P. Bertsekas, 1984-1985.

 

Program Chairman, General Chairman of Conferences:

General Chairman of the 25th International Conference on Algorithms and Architectures for Parallel Processing, October 30 - November 2, 2025, Zhengzhou, Henan, China.

General Chairman of the 22th IEEE International Symposium on Parallel and Distributed Processing with Applications (IEEE ISPA 2024), Kaifeng Henan, Repubic of China, October 30, November 2, 2024.

Program Chairman of the 19th International Conference on Ubiquitous Intelligence and Computing (IEEE UIC 2022), Haikou, Repubic of China, December, 2022.

Program Chairman of the 13th International Symposium on Intelligent Distributed Computing (IDC 2019), Saint-Petersburg, Federation of Russia, October 7-9, 2019.

General Chairman of the 14th IEEE International Conference on Ubiquitous Intelligence and Computing (UIC 2017), 17th IEEE International Conference on Scalable Computing and Communications (ScalCom 2017) and Smart World Congress (SWC) 2017, San Francisco, U.S.A.

General Chairman and Local Organizing Chairman of the 13th IEEE International Conference on Ubiquitous Intelligence and Computing, the 16th IEEE International Conference on Scalable Computing and Communications, the 13th IEEE International Conference on Advanced and Trusted Computing, the 2nd IEEE International Conference on Cloud and Big Data Computing, the 2nd IEEE International Conference on Internet of People, the Smart World Congress (SWC) 2016, Toulouse, France.

General Chairman of the 18th IEEE International Conference on Computational Science and Engineering (CSE 2015), Porto Portugal, October 21-23, 2015.

Executive Chairman of the 15th IEEE International Conference on Scalable Computing and Communications (ScalCom2015), Beijing China, August 10-14, 2015.

Program Chairman of the 17th IEEE International Conference on Computational Science and Engineering (CSE 2014), Chengdu China, December 19-21, 2014.

General Co-Chairman of International Conference IEEE iThings 2013 Beijing, China, August 21-24, 2013

General Chairman on Symposia on Frontiers of Internet of Things, Beijing, China, August 21-24, 2013

Program Vice-Chair for the topic Distributed and Parallel Computing of the 15th IEEE International Conference on Computational Science and Engineering, Paphos, Cyprus, December 2012.

Program Chairman of the 17th International Conference PDP-2009 in Weimar, Germany.

Program Chairman and Organizing Chairman of the 16th International Conference PDP-2008 in Toulouse.

 

Workshops Chairman

Workshops Chairman of the 16th IEEE International Conference on High Performance Computing and Communications (HPCC 2014), 11th IEEE International Conference on Embedded Systems and Software (ICESS 2014), and 6th IEEE International Symposium on Cyberspace safety and Security (CSS 2014), Paris France, August 20-22, 2014.

Workshops Chairman of International Conferences IEEE GreenCom 2012IEEE CPSCom 2012, and IEEE iThings 2012 Besançon, France, November 2012.

 

Workshop Chairman

Founder and Program Chairman of IEEE Workshop Parallel / Distributed Combinatorics and Optimization, PDCO 2025 in conjunction with IEEE Symposium IPDPS, Milan, Italy, June 3 - June 7, 2025.

Founder and Program Chairman of IEEE Workshop Parallel / Distributed Combinatorics and Optimization, PDCO 2024 in conjunction with IEEE Symposium IPDPS, San Francisco, USA, May 27 - May 31, 2024.

Founder and Program Chairman of IEEE Workshop Parallel / Distributed Combinatorics and Optimization, PDCO 2023 in conjunction with IEEE Symposium IPDPS St Petersburg, USA, May 15 - May 19, 2023.

Founder and Program Chairman of IEEE Workshop Parallel / Distributed Combinatorics and Optimization, PDCO 2022 in conjunction with IEEE Symposium IPDPS, Lyon, France, May 30 - June 3, 2022.

Founder and Program Chairman of IEEE Workshop Parallel / Distributed Combinatorics and Optimization, PDCO 2021 in conjunction with IEEE Symposium IPDPS, Portland, USA, May 17 - 21, 2021.

Founder and Program Chairman of IEEE Workshop Parallel / Distributed Combinatorics and Optimization, PDCO 2020 in conjunction with IEEE Symposium IPDPS New-Orleans, USA, May 18 - 22, 2020.

Founder and Program Chairman of IEEE Workshop Parallel / Distributed Combinatorics and Optimization, PDCO 2019, in conjunction with IEEE Symposium IPDPSRio de Janeiro, Brasil, May 20 - 24, 2019.

Founder and Program Chairman of IEEE Workshop Parallel / Distributed Computing and Optimization, PDCO 2018 in conjunction with IEEE Symposium IPDPS, Vancouver, Canada, May 21 - 25, 2018.

Founder and Program Chairman of IEEE Workshop Parallel / Distributed Computing and Optimization, PDCO 2017, in conjunction withIEEE Symposium IPDPS, Orlando, USA, May 29 - June 2, 2017.

Founder and Program Chairman of Workshop Parallel Computing and Optimization, PCO'16, in conjunction with IEEE Symposium IPDPS, Chicago, USA, May 23, 2016.

Founder and Program Chairman of Workshop Parallel Computing and Optimization, PCO'15, in conjunction with IEEE Symposium IPDPS, Hyderabad, India, May 29, 2015.

Founder and Program Chairman of Workshop Parallel Computing and Optimization, PCO'14, in conjunction with IEEE Symposium IPDPS, Phoenix, USA, May 2014.

Founder and Program Chairman of Workshop Parallel Computing and Optimization, PCO'13, in conjunction with IEEE Symposium IPDPS, Boston, USA, May 2013.

Founder and Program Chairman of Workshop Parallel Computing and Optimization in conjunction with IEEE Symposium IPDPS, Shanghai, China, May 2012.

Founder and Program Chairman of Workshop Parallel Computing and Optimization, in conjunction with IEEE Symposium IPDPS, Anchorage, USA, 2011.

Founder and Program Chairman of Special Session on GPU Computing and Many Integrated Core Computing of PDP 2018, Cambridge, UK, March 21-23, 2018.

Founder and Program Chairman of Special Session on GPU Computing and Many Integrated Core Computing of PDP 2017, St Petersburg, Russia, March 6-8, 2017.

Founder and Program Chairman of Special Session on GPU Computing and Many Integrated Core Computing of PDP 2016, Heraklion, Greece, February 17-19, 2016.

Founder and Program Chairman of Special Session on GPU Computing and Many Integrated Core Computing of PDP 2015, Turku, Finland, March 4-6, 2015.

Founder and Program Chairman of Special Session on GPU Computing of PDP 2014 , Torino, Italy, 12-14 February 2014.

Founder and Program Chairman of Special Session on GPU Computing and Hybrid Computing of PDP 2013, Belfast, Northern Ireland, February-March 2013.

Founder and Program Chairman of Special Session on GPU Computing and Hybrid Computing of PDP 2012, Garching - Munich, Germany 2012.

Chairman of Workshop on Hot Topics in Peer-to-Peer Systems in conjunction with IEEE Symposium IPDPS, Atlanta, USA, 2010.

Program Chairman of special session Méthodes Parallèles ou Distribuées pour la Programmation Entière, ROADEF 2010. Toulouse, 2010

Program Chairman of International Workshop MSOP2Pin conjunction with PDP2010, Pisa, Italy, 2010.

Program Chairman of Special Session Integer Programming and Industrial Applications of International Conference CIE 39 Troyes 2009.

Editor of Special Issues

G. Danoy, D. El Baz, Guest Editors, Special issue on Parallel/ Distributed Combinatorics and Optimization, Algorithms, December 2022

G. Danoy, D. El Baz, B. Dorronsoro, Guest editor special issue on Parallel/Distributed Combinatorics and Optimization, Swarm and Evolutionary Computation, December 2020 DOI: 10.1016/j.swevo.2020.100798

H. Zhang, D. El Baz, V. C. Leung, IEEE Transactions on Emerging Topics in Computing (IEEE TETC), Volume 8, N° 3, 3 September 2020, Special Section on Green Computing in Internet of Things, 10.1109/TETC.2020.2999237

B. Dorronsoro, G. Danoy, D. El Baz, The Journal of Parallel and Distributed Computing, Special Issue on Advances in Parallel and Distributed Combinatorial Optimization, Vol. 133, 358 pages, Elsevier, 2019.

L. Bellatreche, C. Leung, Y. Xia, D. El Baz, Special Issue of Advances in Cloud and Big Data Computing of the Journal of Concurrency and Computation: Practice and Experience (CCPE), Wiley Intersciences, 25 January 2019. doi 10.1002/cpe.5053

H. Ning, D. El Baz, L. T. Yang and R. Wang, Heterogeneous Sensors Based Object Identification and Information Fusion, International Journal of Communication Systems, Wiley Intersciences, 25 March 2017.

L. Veiga, D. El Baz, J. M. P. Cardoso editors, Special Issue on Recent Advances in Computational Science and Engineering Research of the Journal of Computational Science, Elsevier, Vol. 23, September 15, 2017.

W. Zhang, Q. Jiny, D. El Baz editors, Enabling Social Internet of Things and Social Cloud, IEEE Cloud Computing, Vol. 3, N° 9, December 2015.

D. El Baz, J.- C. Miellou et O. Pironneau, éditeurs, Numéro thématique : Méthodes itératives de décomposition de domaines et communications en calcul parallèle, Calculateurs Parallèles, Réseaux et Systèmes Répartis, Vol. 10, N˚4, 1998, Hermès.

D. El Baz et B. Plateau éditeurs, Numéro thématique : Multithreads, Calculateurs Parallèles, Réseaux et Systèmes Répartis, Vol. 10, N˚3, 1998, Hermès.

 

Publications

List of publications

h index: 26, i10 index: 55, papers quoted 715 times since 2017,source: Google Scholar, g index 42, h index Scopus: 19.

Keynote Speeches

Challenges in Computing Accelerators and the Internet of Things, PDP 2017, St Petersburg Russia, March 6-8, 2017.

High Performance Issues Related to the Internet of Thing and Smart Earth, ParCo 2017, Bologne Italy, September 12-15, 2017.

IoT and the Need for High Performance Computing, International Conference on Identification, Information and Knowledge in The Internet of Things (IIKI2014), Beijing China, 17-18 October 2014,

Research Activities : summary

Applied Mathematics and Computer Science, Parallel Computing, Distributed Computing

Parallel algorithms and computing accelerators: GPU and Intel Xeon Phi

Monte-Carlo numerical simulation: International Journal of Parallel Programming 2017ScalCom 2016SASV 2015.

Scheduling: Annals of Operations Research 2025Future Generation Computer Systems 2020JPDC 2019Mathematical Problems in Engineering 2019JPDC 2018IEEE/ACIS SNPD 2018IPDPSW PCO 2018POMCO 2016IPDPSW PCO 2016.

Planning problems: Journal of Supercomputing 2021.

Knapsack problems: Advances in GPU Research and Practice 2017IPDPS 2013Computers & Operations Research 2012IPDPS 2012PDP2012PDP2011.

Neural networks training: IPDPSW PDCO 2017,

Linear programming: HPCC2011IPDPSW 2011,

Graphs algorithms: The Journal of Supercomputing 2023,

Grid computing, peer-to-peer computing:

Boundary value problems: Concurrency and Computation 2020PDP 2018PDP 2014PDP 2013IEEE CSE 201211th Cologne-Twente Workshop on Graphs and Combinatorial OptimizationGrand Colloque STIC2012IPDPSW 2011IPDPSW 2011HotP2P 2010IPDPS 2010PDP 2010GENI Engineering Conference Duke Univ. 2010, STIC 2010,

Optimization problems: Cologne Twente Workshop 2012PDP2010, PDP 2005.

Parallel Computing, Distributed Computing

Knapsack problems and load balancing: PDP 2006JPDC 2005PARCO 2001.

Routing: Parallel Computing 1992.

Graph problems: IPDPSW 2016.

Distributed Computing: IPDPSW PCO 2014MECHATRONICS 2012iThings 2013dMEMS 2011SIAM J. Contr. Optim. 1987.

Performance Prediction: HPCC 2012HOTP2P 2011.

Asynchronous parallel or distributed iterative algorithms, asynchronous iterations with order intervals: HDR 98PhD thesis

Design, mathematical models, convergence study

Numerical Simulation: Comput Appl. Math. 2005Numerical Algorithms 2003MOC 1998PARCO 1993SIAM J. Numeric. Anal. 1990.

Optimization problems: IPDPS2015JPDC 1996COAP 1996SIAM J. Contr. Optim. 1987.

Optimal Control: JSS 2002.

Stopping criteria, distributed convergence detection, termination: JCAM 2008IMA Journal of Numerical Analysis 2005ETNA 2002, International Mathematical Journal 2002PAA 1996.

Implementation: IBM SP, Cray T3E, SMP, clusters: JPDC 2007PDP 2007PDP 2003Parallel Computing 1993.

Optimization:

Applied Software Computing Journal 2023.

Knapsack family problems:

IJMOR 2012CIE 2011EJIE 2010CIE'39 2009EJOR 2009EJIE 2009.

Artificial Intelligence

Engineering Applications of Artificial Intelligence 2025, IPDPSW 2024Digital HealthAdvances in Artificial Intelligence and Machine Learning 2023Frontiers in Public Health 2023Sustainability 2022Healthcare 2021IPDPSW 2022, IM & CTCPA 2018IM & CTCPA 2017IPDPSW PDCO 2017Workshop LAAS March 7, 2017.

Cyber-Physical Systems, Smart Systems

Mechatronics 2019, Keynote Speach ParCo 2017ZTE Communications 2015IEEE Cloud Computing 2015IIKI 2014IPDPSW PCO 2014, Mechatronics 2012dMEMS 2010Keynote ParCo 2017,

Cybersecurity:

ICMTMTE 2021JoWUA 2019IDAACS 2017,

Geophysics:

Surveys in Geophysics 2023EGU 2021.

 

Some Ph.D. students:

K. Asfour, Numerical Simulation, géophysics, HPC, 2021(thesis).
J. Luo, Scheduling, parallel computing, GPU computing, 2019 (thesis), IEEE Outstanding Ph.D. Thesis award 2020 in Scalable Computing.
B. Fakih, Numerical Simulation, Planning, Grid computing, 2018 (thesis).
L. Zhu, Distributed autonomous robots, 2018 (thesis).
B. Plazolles, Monte Carlo simulation, GPU Computing, Intel Xeon Phi, 2017 (thesis).
M. E. Lalami: combinatorial optimisation, 2012, GPU computing (thesis)
T. T. Nguyen: P2P HPC computing, 2011, (thesis)
V. Boyer: integer programming, 2007, (thesis).
M. Jarraya:  parallel computing, 2000, (thesisslides).
D. Gazen: parallel computing, 1998, (thesis).

 

Teaching activities:

Harbin Engineering University, course Introduction to High Performance Computing, China 2025.

University of Sciences and Technology, Beijing China, 32 lectures: Introduction to High Performance Computing, 2015-2024 and 26 lectures: Introduction to Distributed Systems, 2017.

Université des Antilles, France, 16 lectures: Operating System Design, 2023.

China University of Geosciences Beijing, 16 lectures: Introduction to High Performance Computing, 2017.

Sichuan University, Chengdu China, 16 lectures: Introduction to High Performance Computing, 2016.

University of Sciences and Technologies Houari Boumediene, Algiers Algéria, lectures: Introduction to Parallel Computing, 2016.

 

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