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Text-Attributed Graphs (TAGs) are graphs of connected textual documents. Graph models can efficiently learn TAGs, but their training heavily relies on human-annotated labels, which are scarce or even unavailable in many applications. Large…

计算与语言 · 计算机科学 2024-08-07 Bo Pan , Zheng Zhang , Yifei Zhang , Yuntong Hu , Liang Zhao

This work studies self-supervised graph learning for text-attributed graphs (TAGs) where nodes are represented by textual attributes. Unlike traditional graph contrastive methods that perturb the numerical feature space and alter the…

机器学习 · 计算机科学 2024-06-19 Yi Fang , Dongzhe Fan , Daochen Zha , Qiaoyu Tan

Recently, large language models (LLMs) have demonstrated superior capabilities in understanding and zero-shot learning on textual data, promising significant advances for many text-related domains. In the graph domain, various real-world…

计算与语言 · 计算机科学 2024-02-21 Xuanwen Huang , Kaiqiao Han , Yang Yang , Dezheng Bao , Quanjin Tao , Ziwei Chai , Qi Zhu

Text-attributed graphs (TAGs) have become a key form of graph-structured data in modern data management and analytics, combining structural relationships with rich textual semantics for diverse applications. However, the effectiveness of…

机器学习 · 计算机科学 2026-05-06 Zhihan Zhang , Xunkai Li , Yilong Zuo , Henan Sun , Zhenjun Li , Bing Zhou , Rong-Hua Li , Guoren Wang

Graph Neural Networks (GNNs) show great promise for Network Intrusion Detection Systems (NIDS), particularly in IoT environments, but suffer performance degradation due to distribution drift and lack robustness against realistic adversarial…

密码学与安全 · 计算机科学 2025-06-27 Zhonghao Zhan , Huichi Zhou , Hamed Haddadi

Anomaly detection on attributed graphs plays an essential role in applications such as fraud detection, intrusion monitoring, and misinformation analysis. However, text-attributed graphs (TAGs), in which node information is expressed in…

While Graph Neural Networks (GNNs) and Large Language Models (LLMs) are powerful approaches for learning on Text-Attributed Graphs (TAGs), a comprehensive understanding of their robustness remains elusive. Current evaluations are…

机器学习 · 计算机科学 2025-10-21 Runlin Lei , Lu Yi , Mingguo He , Pengyu Qiu , Zhewei Wei , Yongchao Liu , Chuntao Hong

Large language models (LLMs) have recently been introduced to graph learning, aiming to extend their zero-shot generalization success to tasks where labeled graph data is scarce. Among these applications, inference over text-attributed…

机器学习 · 计算机科学 2025-06-10 Haoyu Wang , Shikun Liu , Rongzhe Wei , Pan Li

Graph Contrastive Learning (GCL) is a potent paradigm for self-supervised graph learning that has attracted attention across various application scenarios. However, GCL for learning on Text-Attributed Graphs (TAGs) has yet to be explored.…

社会与信息网络 · 计算机科学 2024-09-04 Haoran Yang , Xiangyu Zhao , Sirui Huang , Qing Li , Guandong Xu

Learning from Text-Attributed Graphs (TAGs) has attracted significant attention due to its wide range of real-world applications. The rapid evolution of language models (LMs) has revolutionized the way we process textual data, which…

机器学习 · 计算机科学 2024-10-25 Rui Xue , Xipeng Shen , Ruozhou Yu , Xiaorui Liu

Representation learning on text-attributed graphs (TAGs) integrates structural connectivity with rich textual semantics, enabling applications in diverse domains. Current methods largely rely on contrastive learning to maximize cross-modal…

图形学 · 计算机科学 2025-10-15 Heng Zhang , Tianyi Zhang , Yuling Shi , Xiaodong Gu , Yaomin Shen , Zijian Zhang , Yilei Yuan , Hao Zhang , Jin Huang

Attack knowledge graph construction seeks to convert textual cyber threat intelligence (CTI) reports into structured representations, portraying the evolutionary traces of cyber attacks. Even though previous research has proposed various…

密码学与安全 · 计算机科学 2024-05-09 Yongheng Zhang , Tingwen Du , Yunshan Ma , Xiang Wang , Yi Xie , Guozheng Yang , Yuliang Lu , Ee-Chien Chang

The emergence of graph foundation models (GFMs), particularly those incorporating language models (LMs), has revolutionized graph learning and demonstrated remarkable performance on text-attributed graphs (TAGs). However, compared to…

密码学与安全 · 计算机科学 2025-10-17 Xiaoyu Xue , Yuni Lai , Chenxi Huang , Yulin Zhu , Gaolei Li , Xiaoge Zhang , Kai Zhou

Text-Attributed Graphs (TAGs), where each node is associated with text descriptions, are ubiquitous in real-world scenarios. They typically exhibit distinctive structure and domain-specific knowledge, motivating the development of a Graph…

Zero-shot graph machine learning, especially with graph neural networks (GNNs), has garnered significant interest due to the challenge of scarce labeled data. While methods like self-supervised learning and graph prompt learning have been…

机器学习 · 计算机科学 2024-12-20 Duo Wang , Yuan Zuo , Fengzhi Li , Junjie Wu

Real-world graph data often follows long-tailed distributions, making it difficult for Graph Neural Networks (GNNs) to generalize well across both head and tail classes. Recent advances in Vicinal Risk Minimization (VRM) have shown promise…

人工智能 · 计算机科学 2026-02-16 Leyao Wang , Yu Wang , Bo Ni , Yuying Zhao , Hanyu Wang , Yao Ma , Tyler Derr

Large Language Models (LLMs) have shown strong performance on text-attributed graphs (TAGs) due to their superior semantic understanding ability on textual node features. However, their effectiveness as predictors in the low-resource…

机器学习 · 计算机科学 2026-04-13 Ruiyao Xu , Kaize Ding

Graph data contains rich node features and unique edge information, which have been applied across various domains, such as citation networks or recommendation systems. Graph Neural Networks (GNNs) are specialized for handling such data and…

机器学习 · 计算机科学 2024-06-26 Faqian Guan , Tianqing Zhu , Hui Sun , Wanlei Zhou , Philip S. Yu

In the realm of Text-attributed Graphs (TAGs), traditional graph neural networks (GNNs) often fall short due to the complex textual information associated with each node. Recent methods have improved node representations by leveraging large…

机器学习 · 计算机科学 2025-06-10 Huanyi Xie , Lijie Hu , Lu Yu , Tianhao Huang , Longfei Li , Meng Li , Jun Zhou , Huan Wang , Di Wang

Inspired by the success of large language models (LLMs), there is a significant research shift from traditional graph learning methods to LLM-based graph frameworks, formally known as GraphLLMs. GraphLLMs leverage the reasoning power of…

机器学习 · 计算机科学 2025-06-16 Qihai Zhang , Xinyue Sheng , Yuanfu Sun , Qiaoyu Tan