collaborators

5 papers

cs.AI2026

PlanPO: Group Planning-Aware Policy Optimization for Multi-Turn Agentic LLMs

Dayang Liang, Liyuan He, Xuan Feng +3

Group-relative policy optimization has emerged as a key paradigm for training agentic large language models (LLMs) on multi-turn interactive tasks. However, most existing variants…

q-fin.TR2026

AlphaForgeBench: Benchmarking End-to-End Trading Strategy Design with Large Language Models

Wentao Zhang, Mingxuan Zhao, Jincheng Gao +5

The rapid advancement of Large Language Models (LLMs) has led to a surge of financial benchmarks, evolving from static knowledge evaluation toward interactive trading simulations.…

cs.CL2026

Online Causal Kalman Filtering for Stable and Effective Policy Optimization

Shuo He, Lang Feng, Xin Cheng +2

Reinforcement learning for large language models suffers from high-variance token-level importance sampling (IS) ratios, which would destabilize policy optimization at scale. To im…

cs.LG2026

AgentOCR: Reimagining Agent History via Optical Self-Compression

Lang Feng, Fuchao Yang, Feng Chen +5

Recent advances in large language models (LLMs) enable agentic systems trained with reinforcement learning (RL) over multi-turn interaction, but practical deployment is bottlenecke…

cs.AI2026

Task-Aware Exploration via a Predictive Bisimulation Metric

Dayang Liang, Ruihan Liu, Lipeng Wan +2

Accelerating exploration in visual reinforcement learning under sparse rewards remains challenging due to the substantial task-irrelevant variations. Despite advances in intrinsic…