collaborators

6 papers

cs.GR2025

G2rammar: Bilingual Grammar Modeling for Enhanced Text-attributed Graph Learning

Heng Zheng, Haochen You, Zijun Liu +5

Text-attributed graphs require models to effectively integrate both structural topology and semantic content. Recent approaches apply large language models to graphs by linearizing…

cs.CV2025

GraphGeo: Multi-Agent Debate Framework for Visual Geo-localization with Heterogeneous Graph Neural Networks

Heng Zheng, Yuling Shi, Xiaodong Gu +6

Visual geo-localization requires extensive geographic knowledge and sophisticated reasoning to determine image locations without GPS metadata. Traditional retrieval methods are con…

cs.GR2025

Empowering LLMs with Structural Role Inference for Zero-Shot Graph Learning

Heng Zhang, Jing Liu, Jiajun Wu +8

Large Language Models have emerged as a promising approach for graph learning due to their powerful reasoning capabilities. However, existing methods exhibit systematic performance…

cs.LG2025

H4G: Unlocking Faithful Inference for Zero-Shot Graph Learning in Hyperbolic Space

Heng Zhang, Tianyi Zhang, Zijun Liu +6

Text-attributed graphs are widely used across domains, offering rich opportunities for zero-shot learning via graph-text alignment. However, existing methods struggle with tasks re…

cs.GR2025

GraphTracer: Graph-Guided Failure Tracing in LLM Agents for Robust Multi-Turn Deep Search

Heng Zhang, Yuling Shi, Xiaodong Gu +5

Multi-agent systems powered by Large Language Models excel at complex tasks through coordinated collaboration, yet they face high failure rates in multi-turn deep search scenarios.…

cs.CV2025

AsyMoE: Leveraging Modal Asymmetry for Enhanced Expert Specialization in Large Vision-Language Models

Heng Zhang, Haichuan Hu, Yaomin Shen +9

Large Vision-Language Models (LVLMs) have demonstrated impressive performance on multimodal tasks through scaled architectures and extensive training. However, existing Mixture of…