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Jia-Yu Chen

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#machine learning Preprint Oct 2026

DiffusionART: Efficient, Stable and Scalable Reinforcement of Diffusion Models

Online reinforcement learning (RL) fine-tunes diffusion models with black-box rewards, but reverse-process methods such as Flow-GRPO are limited in efficiency by poor credit assignment, while forward-process methods such as DiffusionNFT are efficient yet unstable without carefully tuned exponential-moving-average (EMA)...

Zheng-Lin Wan, Jia-Yu Chen, Zhengfeiyang Zhang et al. · 0 citations

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