ArXiv Diffusion Models Daily Digest

Five diffusion papers worth reading today (May 15, 2026)

A five-entry digest covering the most read-worthy diffusion and flow-matching preprints from the May 14–15, 2026 ArXiv window — from a training-free inference fix that cuts FID 44% to NVIDIA's 2.6B open-source world model generating 60-second 720p video on a single GPU.