collaborators

7 papers

cs.CL2026

Understanding Knowledge Distillation in Post-Training: When It Helps and When It Fails

Xin Liu, Simin Ma, Shujian Liu +5

Large language models (LLMs) achieve strong performance across many tasks, but their high computational cost limits deployment in resource-constrained environments. Knowledge Disti…

cs.CL2026

LiveMCP-101: Stress Testing and Diagnosing MCP-enabled Agents on Challenging Queries

Ming Yin, Dinghan Shen, Silei Xu +11

Tool calling has emerged as a critical capability for AI agents. In contrast to conventional tool calling frameworks that rely on static, provider-specific tool definitions, the Mo…

cs.MA2026

Communication to Completion: Modeling Collaborative Workflows with Intelligent Multi-Agent Communication

Yiming Lu, Xun Wang, Simin Ma +6

Multi-agent LLM systems have demonstrated impressive capabilities in complex collaborative tasks, yet most frameworks treat communication as instantaneous and free, overlooking a f…

cs.AI2026

CM2: Reinforcement Learning with Checklist Rewards for Multi-Turn and Multi-Step Agentic Tool Use

Zhen Zhang, Kaiqiang Song, Xun Wang +11

AI agents are increasingly used to solve real-world tasks by reasoning over multi-turn user interactions and invoking external tools. However, applying reinforcement learning to su…

cs.CL2026

LogicIF: Towards Complex Logic Instruction Following

Mian Zhang, Shujian Liu, Sixun Dong +10

Instruction following has catalyzed the recent era of Large Language Models (LLMs) and is the foundational skill underpinning more advanced capabilities such as reasoning and agent…

cs.CL2025

Aligning Multilingual Reasoning with Verifiable Semantics from a High-Resource Expert Model

Fahim Faisal, Kaiqiang Song, Song Wang +4

While reinforcement learning has advanced the reasoning abilities of Large Language Models (LLMs), these gains are largely confined to English, creating a significant performance d…