collaborators

6 papers

cs.CL2026

NPG-Muse: Scaling Long Chain-of-Thought Reasoning with NP-Hard Graph Problems

Yuyao Wang, Bowen Liu, Jianheng Tang +6

Reasoning Large Language Models (RLLMs) have recently achieved remarkable progress on complex reasoning tasks, largely enabled by their long chain-of-thought (Long CoT) capabilitie…

cs.LG2026

GraphRAG-R1: Graph Retrieval-Augmented Generation with Process-Constrained Reinforcement Learning

Chuanyue Yu, Kuo Zhao, Yuhan Li +8

Graph Retrieval-Augmented Generation (GraphRAG) has shown great effectiveness in enhancing the reasoning abilities of LLMs by leveraging graph structures for knowledge representati…

cs.LG2026

Unlocking the Potentials of Retrieval-Augmented Generation for Diffusion Language Models

Chuanyue Yu, Jiahui Wang, Yuhan Li +6

Diffusion Language Models (DLMs) have recently demonstrated remarkable capabilities in natural language processing tasks. However, the potential of Retrieval-Augmented Generation (…

cs.LG2025

Can LLMs Alleviate Catastrophic Forgetting in Graph Continual Learning? A Systematic Study

Ziyang Cheng, Zhixun Li, Yuhan Li +6

Nowadays, real-world data, including graph-structure data, often arrives in a streaming manner, which means that learning systems need to continuously acquire new knowledge without…

cs.IR2025

G-Refer: Graph Retrieval-Augmented Large Language Model for Explainable Recommendation

Yuhan Li, Xinni Zhang, Linhao Luo +4

Explainable recommendation has demonstrated significant advantages in informing users about the logic behind recommendations, thereby increasing system transparency, effectiveness,…

cs.AI2025

GraphArena: Evaluating and Exploring Large Language Models on Graph Computation

Jianheng Tang, Qifan Zhang, Yuhan Li +2

The ``arms race'' of Large Language Models (LLMs) demands new benchmarks to examine their progresses. In this paper, we introduce GraphArena, a benchmarking tool designed to evalua…