activity
20242026
collaborators

5 papers

cs.CL2026

Index SLM Technical Report

Lusheng Zhang, Shien He, Tianxing Yan +8

We present Index-1.9B, a series of open small language models developed at Bilibili. The series comprises four models: Index-1.9B-Base, a foundation model with 1.9 billion non-embe…

cs.CL2026

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

Ziang Cui, Mengran Yu, Tianjiao Li +4

Large Language Models (LLMs) have achieved remarkable strides in multilingual translation but are hindered by a systemic cross-lingual verbosity bias, rendering them unsuitable for…

cs.CL2025

SABER: Switchable and Balanced Training for Efficient LLM Reasoning

Kai Zhao, Yanjun Zhao, Jiaming Song +4

Large language models (LLMs) empowered by chain-of-thought reasoning have achieved impressive accuracy on complex tasks but suffer from excessive inference costs and latency when a…

cs.CL2025

RIVAL: Reinforcement Learning with Iterative and Adversarial Optimization for Machine Translation

Tianjiao Li, Mengran Yu, Chenyu Shi +6

Large language models (LLMs) possess strong multilingual capabilities, and combining Reinforcement Learning from Human Feedback (RLHF) with translation tasks has shown great potent…

cs.CL2024

LLMCL-GEC: Advancing Grammatical Error Correction with LLM-Driven Curriculum Learning

Tao Fang, Derek F. Wong, Lusheng Zhang +5

While large-scale language models (LLMs) have demonstrated remarkable capabilities in specific natural language processing (NLP) tasks, they may still lack proficiency compared to…