AI Frontier Lectures

Jul 13, 2025 · Artificial Intelligence

How HarmoniCa Boosts Diffusion Model Speed with Joint Training‑Inference Caching

HarmoniCa, a new feature‑caching framework co‑designed by HKUST, Beihang University, and SenseTime, tackles diffusion model inference bottlenecks by aligning training and inference through Step‑Wise Denoising Training and an Image Error Proxy Objective, achieving up to 2× speedup while preserving image quality.