Julien Velcin

Professor of Computer Science at Ecole Centrale Lyon, member of the Imagine team of LIRIS.

contact: julien.velcin@ec-lyon.fr
office: Dpt Mathématiques-Informatique - Bat. D4 bureau D4007b - 36 Av. Guy de Collongue, 69130 Écully

Research topics

• artificial intelligence
• machine learning
• data science
• natural language processing
• social media analysis
• digital humanities

Publications

DBLP
Google scholar

Projects

• DIKé (ANR, 2022-2026) : Bias, fairness and ethics of compressed NLP models (website)

Recent talks

• Auditing and mitigating biases in (compressed) LMs, Feb 12th 2025, invited talk for at the Workshop Foundations and Advances in Generative AI: Theory and Methods, organized by MBZUAI France Lab: slides

• Peut-on représenter des auteurs dans un espace latent ? Recherches de similarité dans la production textuelle à l’aide de l’Intelligence Artificielle, Oct 24th 2024, talk for the closing conference of the LIFRANUM ANR projet: slides

• Retour d’expérience sur des collaborations pluridisciplinaires entre Informatique et SHS, May 3rd 2024, invited talk for the Digital Humanities & AI days, jointly organized by AFIA and, GDR MADICS and MAGIS: slides

• DIKé project: some attempts to improve fairness in (compressed) language models, March 6th 2024, invited talk at the Workshop organized by the ARENAS European project: slides

Teaching

I teach foundational courses in computer science, such as object-oriented programming, as well as advanced courses in artificial intelligence, including data science, machine learning, social media analysis, and natural language processing.

Service

Member of conference PCs: IJCAI, NeurIPS, AAAI, ICLR, ARR (ACL, EMNLP…), ECAI, ECIR, LREC, EGC, CORIA/CIRCLE