Bilibili Tech

Oct 10, 2026 · Artificial Intelligence

HOMURA: Reinforcement Learning for Time-Constrained LLM Translation (EMNLP 2026 Oral)

HOMURA introduces a reinforcement learning framework with KL regularization and dynamic syllable-ratio rewards to achieve precise length control in LLM translation for subtitles and dubbing, outperforming baselines on the Sand-Glass benchmark and deployed at scale on Bilibili.