2 papers
cs.LG2026
Diffusion-Based Posterior Sampling: A Feynman-Kac Analysis of Bias and Stability
Matias G. Delgadino, Sebastien Motsch, Advait Parulekar +2
Diffusion-based posterior samplers draw from measurement- or reward-conditioned posteriors using pretrained diffusion priors. Though widely used for inverse problems, their output…
math.AP2025
Existence and Smoothing for a Nondivergence-Form Degenerate Diffusion from Plasma-Wave Theory
William Porteous, Irene M. Gamba, Kun Huang
We prove existence and positive-time smoothing of weak solutions to the degenerate parabolic Cauchy--Dirichlet problem on the…