collaborators

5 papers

cs.CL2026

AutoTool: Dynamic Tool Selection and Integration for Agentic Reasoning

Jiaru Zou, Ling Yang, Yunzhe Qi +5

Agentic reinforcement learning has advanced large language models (LLMs) to reason through long chain-of-thought trajectories while interleaving external tool use. Existing approac…

cs.CL2026

EvoSelect: Data-Efficient LLM Evolution for Targeted Task Adaptation

Ting-Wei Li, Sirui Chen, Jiaru Zou +4

Adapting large language models (LLMs) to a targeted task efficiently and effectively remains a fundamental challenge. Such adaptation often requires iteratively improving the model…

cs.CL2026

Prune as You Generate: Online Rollout Pruning for Faster and Better RLVR

Haobo Xu, Sirui Chen, Ruizhong Qiu +5

Reinforcement Learning with Verifiable Rewards (RLVR) has significantly advanced the reasoning capabilities of Large Language Models (LLMs). However, methods such as GRPO and DAPO…

cs.DC2025

Mesh-Attention: A New Communication-Efficient Distributed Attention with Improved Data Locality

Sirui Chen, Jingji Chen, Siqi Zhu +3

Distributed attention is essential for scaling large language models (LLMs) to long contexts, yet existing methods either have limited parallelism or incur high communication costs…

cs.LG2025

NIRVANA: Structured Pruning Reimagined for Large Language Model Compression

Mengting Ai, Tianxin Wei, Sirui Chen +1

While structured pruning presents a highly effective pathway for accelerating Large Language Model (LLM) inference, existing methods frequently suffer from significant performance…