PromptEcho: Annotation-Free Reward from Vision-Language Models for Text-to-Image Reinforcement Learning

Fuente: arXiv
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Bibliographic Details
Main Authors: Liu, Jinlong, He, Wanggui, Zhang, Peng, Liu, Mushui, Jiang, Hao, Huang, Pipei
Format: Preprint
Published: 2026
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