collaborators

12 papers

cs.CL2026

DVAO: Dynamic Variance-adaptive Advantage Optimization for Multi-reward Reinforcement Learning

Guochao Jiang, Jingyi Song, Guofeng Quan +3

Reinforcement Learning has become a standard paradigm for aligning Large Language Models with human intent and task requirements. While Group Relative Policy Optimization offers an…

cs.AI2026

Beyond Stochastic Exploration: What Makes Training Data Valuable for Agentic Search

Chuzhan Hao, Wenfeng Feng, Guochao Jiang +3

Reinforcement learning (RL) has become an effective approach for advancing the reasoning capabilities of large language models (LLMs) through the strategic integration of external…

cs.LG2026

FAQ: Mitigating Quantization Error via Regenerating Calibration Data with Family-Aware Quantization

Haiyang Xiao, Weiqing Li, Jinyue Guo +3

Although post-training quantization (PTQ) provides an efficient numerical compression scheme for deploying large language models (LLMs) on resource-constrained devices, the represe…

cs.LG2025

VCRL: Variance-based Curriculum Reinforcement Learning for Large Language Models

Guochao Jiang, Wenfeng Feng, Guofeng Quan +4

Policy-based reinforcement learning currently plays an important role in improving LLMs on mathematical reasoning tasks. However, existing rollout-based reinforcement learning meth…

cs.LG2025

PVPO: Pre-Estimated Value-Based Policy Optimization for Agentic Reasoning

Wenfeng Feng, Penghong Zhao, Guochao Jiang +4

Critic-free reinforcement learning methods, particularly group policies, have attracted considerable attention for their efficiency in complex tasks. However, these methods rely he…

cs.AI2025

AirRAG: Autonomous Strategic Planning and Reasoning Steer Retrieval Augmented Generation

Wenfeng Feng, Chuzhan Hao, Yuewei Zhang +3

Leveraging the autonomous decision-making capabilities of large language models (LLMs) has demonstrated superior performance in reasoning tasks. However, despite the success of ite…