Author

Chenyu Shi

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#natural language process... Preprint Sep 2026

Index-Translate: A Multilingual Translation Model Family -- Text, Speech, Controlled Dubbing, and Long-Document Translation

We introduce Index-Translate, a multilingual translation model family that combines a shared multilingual foundation with specialized training for general translation, instruction following, speech translation, controlled dubbing, and long-document translation. It includes three model sizes, 2B, 9B, and 35B-A3B, and su...

Tian-Jiao Li, Meng-Ran Yu, Chen-Yu Shi et al. · 0 citations

#artificial intelligence Jan 2026

HOMURA: Taming the Sand-Glass for Time-Constrained LLM Translation via Reinforcement Learning

This work proposes Homura, a reinforcement learning framework that explicitly optimizes the trade-off between semantic preservation and temporal compliance, and demonstrates that Homura significantly outperforms strong baselines, achieving precise length control that respects linguistic density hierarchies without comp...

Ziang Cui, Mengran Yu, Tian-Jiao Li et al. · arXiv.org · 0 citations