collaborators

7 papers

cs.CL2026

RLVE: Scaling Up Reinforcement Learning for Language Models with Adaptive Verifiable Environments

Zhiyuan Zeng, Hamish Ivison, Yiping Wang +14

We introduce Reinforcement Learning (RL) with Adaptive Verifiable Environments (RLVE), an approach using verifiable environments that procedurally generate problems and provide alg…

cs.AI2026

Dynamic Thinking-Token Selection for Efficient Reasoning in Large Reasoning Models

Zhenyuan Guo, Tong Chen, Wenlong Meng +4

Large Reasoning Models (LRMs) excel at solving complex problems by explicitly generating a reasoning trace before deriving the final answer. However, these extended generations inc…

cs.RO2026

StreamVLA: Breaking the Reason-Act Cycle via Completion-State Gating

Tongqing Chen, Hang Wu, Jiasen Wang +2

Long-horizon robotic manipulation requires bridging the gap between high-level planning (System 2) and low-level control (System 1). Current Vision-Language-Action (VLA) models oft…

cs.IR2026

PAMAS: Self-Adaptive Multi-Agent System with Perspective Aggregation for Misinformation Detection

Zongwei Wang, Min Gao, Junliang Yu +2

Misinformation on social media poses a critical threat to information credibility, as its diverse and context-dependent nature complicates detection. Large language model-empowered…

q-fin.TR2025

Trading-R1: Financial Trading with LLM Reasoning via Reinforcement Learning

Yijia Xiao, Edward Sun, Tong Chen +3

Developing professional, structured reasoning on par with human financial analysts and traders remains a central challenge in AI for finance, where markets demand interpretability…

cs.IR2025

Beyond Sequential Reranking: Reranker-Guided Search Improves Reasoning Intensive Retrieval

Haike Xu, Tong Chen

The widely used retrieve-and-rerank pipeline faces two critical limitations: they are constrained by the initial retrieval quality of the top-k documents, and the growing computati…