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相关论文: Can LLMs Find Fraudsters? Multi-level LLM Enhanced…

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Large language models (LLMs) have transformed human writing by enhancing grammar correction, content expansion, and stylistic refinement. However, their widespread use raises concerns about authorship, originality, and ethics, even…

计算与语言 · 计算机科学 2024-10-21 Zhen Tao , Zhiyu Li , Runyu Chen , Dinghao Xi , Wei Xu

Graphs play an important role in representing complex relationships in various domains like social networks, knowledge graphs, and molecular discovery. With the advent of deep learning, Graph Neural Networks (GNNs) have emerged as a…

机器学习 · 计算机科学 2024-06-05 Wenqi Fan , Shijie Wang , Jiani Huang , Zhikai Chen , Yu Song , Wenzhuo Tang , Haitao Mao , Hui Liu , Xiaorui Liu , Dawei Yin , Qing Li

The rapid proliferation of rumors on social networks poses a significant threat to information integrity. While rumor dissemination forms complex structural patterns, existing detection methods often fail to capture the intricate interplay…

社会与信息网络 · 计算机科学 2026-03-24 Jiran Tao , Cheng Wang , Binyan Jiang

Graph Neural Networks (GNNs), specifically designed to process the graph data, have achieved remarkable success in various applications. Link stealing attacks on graph data pose a significant privacy threat, as attackers aim to extract…

密码学与安全 · 计算机科学 2024-12-10 Faqian Guan , Tianqing Zhu , Wenhan Chang , Wei Ren , Wanlei Zhou

Large Language Models (LLMs) have advanced Graph Neural Networks (GNNs) by enriching node representations with semantic features, giving rise to LLM-enhanced GNNs that achieve notable performance gains. However, the robustness of these…

机器学习 · 计算机科学 2026-03-30 Yuhang Ma , Jie Wang , Zheng Yan

Large language models (LLMs) have been widely integrated into critical automated workflows, including contract review and job application processes. However, LLMs are susceptible to manipulation by fraudulent information, which can lead to…

密码学与安全 · 计算机科学 2026-02-02 Naen Xu , Jinghuai Zhang , Ping He , Chunyi Zhou , Jun Wang , Zhihui Fu , Tianyu Du , Zhaoxiang Wang , Shouling Ji

Graph neural networks (GNNs) are vulnerable to adversarial attacks, especially for topology perturbations, and many methods that improve the robustness of GNNs have received considerable attention. Recently, we have witnessed the…

机器学习 · 计算机科学 2024-12-25 Zhongjian Zhang , Xiao Wang , Huichi Zhou , Yue Yu , Mengmei Zhang , Cheng Yang , Chuan Shi

Graph fraud detection has long depended on Graph Neural Networks (GNNs) to propagate and aggregate information across relational data. A critical obstacle in practice, however, is that fraudsters frequently disguise themselves by forging…

人工智能 · 计算机科学 2026-05-26 Jinsheng Guo , Zhenhao Weng , Yibo Liu , Yan Qiao , Meng Li

In recent years, Large Language Models (LLMs) have shown great capability in processing graph tasks such as fraud detection. However, most existing methods rely heavily on rich text attributes, which poses difficulties for this domain due…

人工智能 · 计算机科学 2026-05-28 Zhixing Zuo , Huilin He , Jiasheng Wu , Dawei Cheng

Learning on Graphs has attracted immense attention due to its wide real-world applications. The most popular pipeline for learning on graphs with textual node attributes primarily relies on Graph Neural Networks (GNNs), and utilizes shallow…

机器学习 · 计算机科学 2024-01-17 Zhikai Chen , Haitao Mao , Hang Li , Wei Jin , Hongzhi Wen , Xiaochi Wei , Shuaiqiang Wang , Dawei Yin , Wenqi Fan , Hui Liu , Jiliang Tang

Graph mining is an important area in data mining and machine learning that involves extracting valuable information from graph-structured data. In recent years, significant progress has been made in this field through the development of…

机器学习 · 计算机科学 2024-12-30 Yuxin You , Zhen Liu , Xiangchao Wen , Yongtao Zhang , Wei Ai

Large language models (LLMs) have presented significant opportunities to enhance various machine learning applications, including graph neural networks (GNNs). By leveraging the vast open-world knowledge within LLMs, we can more effectively…

机器学习 · 计算机科学 2025-02-18 Yuxia Wu , Shujie Li , Yuan Fang , Chuan Shi

Multimodal Large Language Models (MLLMs) have demonstrated remarkable capabilities in representing and understanding diverse modalities. However, they typically focus on modality alignment in a pairwise manner while overlooking structural…

机器学习 · 计算机科学 2025-06-13 Jiajin Liu , Dongzhe Fan , Jiacheng Shen , Chuanhao Ji , Daochen Zha , Qiaoyu Tan

Graph learning has attracted significant attention due to its widespread real-world applications. Current mainstream approaches rely on text node features and obtain initial node embeddings through shallow embedding learning using GNNs,…

人工智能 · 计算机科学 2025-02-13 Chuanqi Shi , Yiyi Tao , Hang Zhang , Lun Wang , Shaoshuai Du , Yixian Shen , Yanxin Shen

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

Graphs are an essential data structure utilized to represent relationships in real-world scenarios. Prior research has established that Graph Neural Networks (GNNs) deliver impressive outcomes in graph-centric tasks, such as link prediction…

机器学习 · 计算机科学 2024-09-12 Xubin Ren , Jiabin Tang , Dawei Yin , Nitesh Chawla , Chao Huang

Large Language Models (LLMs) have shown remarkable capabilities in processing various data structures, including graphs. While previous research has focused on developing textual encoding methods for graph representation, the emergence of…

机器学习 · 计算机科学 2024-09-16 Zhiqiang Zhong , Davide Mottin

Anomaly detection on text-rich graphs is widely prevalent in real life, such as detecting incorrectly assigned academic papers to authors and detecting bots in social networks. The remarkable capabilities of large language models (LLMs)…

计算与语言 · 计算机科学 2025-08-08 Yunhe Pang , Bo Chen , Fanjin Zhang , Yanghui Rao , Evgeny Kharlamov , Jie Tang

Fraud detection problems are usually formulated as a machine learning problem on a graph. Recently, Graph Neural Networks (GNNs) have shown solid performance on fraud detection. The successes of most previous methods heavily rely on rich…

机器学习 · 计算机科学 2021-10-05 Chen Wang , Yingtong Dou , Min Chen , Jia Chen , Zhiwei Liu , Philip S. Yu

Large Language Models (LLMs) have demonstrated remarkable performance across various natural language processing tasks. Recently, several LLMs-based pipelines have been developed to enhance learning on graphs with text attributes,…

机器学习 · 计算机科学 2024-07-30 Kai Guo , Zewen Liu , Zhikai Chen , Hongzhi Wen , Wei Jin , Jiliang Tang , Yi Chang
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