news | Christophe Roux

Feb 23, 2026	I’m visiting Alexandre d’Aspremont at INRIA Paris from February to April 2026.
Feb 05, 2026	Two new preprints on arXiv: Lower Bounds for Frank-Wolfe on Strongly Convex Sets From Associations to Activations: Comparing Behavioral and Hidden-State Semantic Geometry in LLMs