collaborators

10 papers

cs.LG2026

RUBAS: Rubric-Based Reinforcement Learning for Agent Safety

Xian Qi Loye, Qinglin Su, Zhexin Zhang +5

The evolution of LLMs into tool-enabled agents creates a new class of safety challenges associated with real-world execution rather than simple text generation. Existing alignment…

cs.AI2026

You Live More Than Once: Towards Hierarchical Skill Meta-Evolving

Xujun Li, Kehan Zheng, Mingyuan Zhao +7

Test-time skill evolving is regarded as a new paradigm for enhancing deployed agentic systems. Existing works mainly focus on hard-coded skill evolving strategies or parametric lea…

cs.LG2026

Entropy Centroids as Intrinsic Rewards for Test-Time Scaling

Wenshuo Zhao, Qi Zhu, Xingshan Zeng +4

An effective way to scale up test-time compute of large language models is to sample multiple responses and then select the best one, as in Grok Heavy and Gemini Deep Think. Existi…

cs.CL2026

How Should We Enhance the Safety of Large Reasoning Models: An Empirical Study

Zhexin Zhang, Xian Qi Loye, Victor Shea-Jay Huang +8

Large Reasoning Models (LRMs) have achieved remarkable success on reasoning-intensive tasks such as mathematics and programming. However, their enhanced reasoning capabilities do n…

cs.AI2026

Teaching Large Reasoning Models Effective Reflection

Hanbin Wang, Jingwei Song, Jinpeng Li +5

Large Reasoning Models (LRMs) have recently shown impressive performance on complex reasoning tasks, often by engaging in self-reflective behaviors such as self-critique and backtr…

cs.CL2025

ReliableMath: Benchmark of Reliable Mathematical Reasoning on Large Language Models

Boyang Xue, Qi Zhu, Rui Wang +8

Although demonstrating remarkable performance on reasoning tasks, Large Language Models (LLMs) still tend to fabricate unreliable responses when confronted with problems that are u…