collaborators

5 papers

cs.AI2026

Unlocking Exploration in RLVR: Uncertainty-aware Advantage Shaping for Deeper Reasoning

Can Xie, Ruotong Pan, Xiangyu Wu +4

Reinforcement Learning with Verifiable Rewards (RLVR) has shown significant promise for enhancing the reasoning capabilities of large language models (LLMs). However, prevailing al…

cs.CL2026

DeepSynth-Eval: Objectively Evaluating Information Consolidation in Deep Survey Writing

Hongzhi Zhang, Yuanze Hu, Tinghai Zhang +9

The evolution of Large Language Models (LLMs) towards autonomous agents has catalyzed progress in Deep Research. While retrieval capabilities are well-benchmarked, the post-retriev…

cs.AI2025

Klear-AgentForge: Forging Agentic Intelligence through Posttraining Scaling

Qi Wang, Hongzhi Zhang, Jia Fu +12

Despite the proliferation of powerful agentic models, the lack of critical post-training details hinders the development of strong counterparts in the open-source community. In thi…

cs.SE2025

Klear-CodeTest: Scalable Test Case Generation for Code Reinforcement Learning

Jia Fu, Xinyu Yang, Hongzhi Zhang +5

Precise, correct feedback is crucial for effectively training large language models (LLMs) in code reinforcement learning. However, synthesizing high-quality test cases remains a p…

cs.CL2025

RLEP: Reinforcement Learning with Experience Replay for LLM Reasoning

Hongzhi Zhang, Jia Fu, Jingyuan Zhang +4

Reinforcement learning (RL) for large language models is an energy-intensive endeavor: training can be unstable, and the policy may gradually drift away from its pretrained weights…