collaborators

11 papers

cs.LG2026

Latent-GRPO: Group Relative Policy Optimization for Latent Reasoning

Jingcheng Deng, Zihao Wei, Liang Pang +4

Latent reasoning offers a more efficient alternative to explicit reasoning by compressing intermediate reasoning into continuous representations and substantially shortening reason…

cs.CL2026

Towards Robust Process Reward Modeling via Noise-aware Learning

Bin Xie, Bingbing Xu, Xueyun Tian +2

Process Reward Models (PRMs) have achieved strong results in complex reasoning, but are bottlenecked by costly process-level supervision. A widely used alternative, Monte Carlo Est…

cs.AI2026

Do We Always Need Query-Level Workflows? Rethinking Agentic Workflow Generation for Multi-Agent Systems

Zixu Wang, Bingbing Xu, Yige Yuan +2

Multi-Agent Systems (MAS) built on large language models typically solve complex tasks by coordinating multiple agents through workflows. Existing approaches generates workflows ei…

cs.CV2026

ROMA: Real-time Omni-Multimodal Assistant with Interactive Streaming Understanding

Xueyun Tian, Wei Li, Bingbing Xu +3

Recent Omni-multimodal Large Language Models show promise in unified audio, vision, and text modeling. However, streaming audio-video understanding remains challenging, as existing…

cs.AI2026

Beyond Entangled Planning: Task-Decoupled Planning for Long-Horizon Agents

Yunfan Li, Bingbing Xu, Xueyun Tian +2

Recent advances in large language models (LLMs) have enabled agents to autonomously execute complex, long-horizon tasks, yet planning remains a primary bottleneck for reliable task…

cs.CL2026

Learning from Mistakes: Negative Reasoning Samples Enhance Out-of-Domain Generalization

Xueyun Tian, Minghua Ma, Bingbing Xu +6

Supervised fine-tuning (SFT) on chain-of-thought (CoT) trajectories demonstrations is a common approach for enabling reasoning in large language models. Standard practices typicall…