3 papers
cs.CV2026
WaiT for the Signal: Simple Frequency-Aware Flow-Matching
Krunoslav Lehman Pavasovic, Théophane Vallaeys, Stéphane Mallat +4
As image generation models scale to ever higher resolutions, global coherence, local detail, and texture fidelity become critical axes for generation quality. However, standard flo…
cs.CV2025
Beyond sparse denoising in frames: minimax estimation with a scattering transform
Nathanaël Cuvelle--Magar, Stéphane Mallat
A considerable amount of research in harmonic analysis has been devoted to non-linear estimators of signals contaminated by additive Gaussian noise. They are implemented by thresho…
cond-mat.stat-mech2024
Effective Energy, Interactions And Out Of Equilibrium Nature Of Scalar Active Matter
Antonin Brossollet, Etienne Lempereur, Stéphane Mallat +1
Estimating the effective energy, of a stationary probability distribution is a challenge for non-equilibrium steady states. Its solution could offer a novel framewor…