collaborators

7 papers

cs.CL2026

EvoRubric: Self-Evolving Rubric-Driven RL for Open-Ended Generation

Xin Guan, Xiaomeng Hu, Shen Huang +6

Reinforcement Learning (RL) has significantly advanced Large Language Models (LLMs) in verifiable domains, but aligning models for open-ended generation remains profoundly challeng…

cs.CL2026

Tongyi DeepResearch Technical Report

Tongyi DeepResearch Team, Baixuan Li, Bo Zhang +54

We present Tongyi DeepResearch, an agentic large language model, which is specifically designed for long-horizon, deep information-seeking research tasks. To incentivize autonomous…

cs.AI2026

Evidence-Augmented Policy Optimization with Reward Co-Evolution for Long-Context Reasoning

Xin Guan, Zijian Li, Shen Huang +3

While Reinforcement Learning (RL) has advanced LLM reasoning, applying it to long-context scenarios is hindered by sparsity of outcome rewards. This limitation fails to penalize un…

cs.CL2026

DeltaMem: Towards Agentic Memory Management via Reinforcement Learning

Qi Zhang, Shen Huang, Chu Liu +4

Recent advances in persona-centric memory have revealed the powerful capability of multi-agent systems in managing persona memory, especially in conversational scenarios. However,…

cs.CL2025

WebWeaver: Structuring Web-Scale Evidence with Dynamic Outlines for Open-Ended Deep Research

Zijian Li, Xin Guan, Bo Zhang +9

This paper tackles \textbf{open-ended deep research (OEDR)}, a complex challenge where AI agents must synthesize vast web-scale information into insightful reports. Current approac…

cs.CL2025

MaskSearch: A Universal Pre-Training Framework to Enhance Agentic Search Capability

Weiqi Wu, Xin Guan, Shen Huang +6

Retrieval-Augmented Language Models (RALMs) represent a classic paradigm where models enhance generative capabilities using external knowledge retrieved via a specialized module. R…