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With the rapid growth of e-commerce, online payment fraud has become increasingly complex, posing serious threats to financial security and consumer trust. Traditional detection methods often struggle to capture the intricate relational…

Computational Engineering, Finance, and Science · Computer Science 2025-09-15 RuiHan Luo , Nanxi Wang , Xiaotong Zhu

Program or process is an integral part of almost every IT/OT system. Can we trust the identity/ID (e.g., executable name) of the program? To avoid detection, malware may disguise itself using the ID of a legitimate program, and a system…

Cryptography and Security · Computer Science 2019-05-10 Shen Wang , Zhengzhang Chen , Ding Li , Lu-An Tang , Jingchao Ni , Zhichun Li , Junghwan Rhee , Haifeng Chen , Philip S. Yu

Detecting fraudulent auto-insurance claims remains a challenging classification problem, largely due to the extreme imbalance between legitimate and fraudulent cases. Standard learning algorithms tend to overfit to the majority class,…

Machine Learning · Computer Science 2026-01-26 Francis Boabang , Samuel Asante Gyamerah

Credit card fraud incurs a considerable cost for both cardholders and issuing banks. Contemporary methods apply machine learning-based classifiers to detect fraudulent behavior from labeled transaction records. But labeled data are usually…

Machine Learning · Computer Science 2024-12-25 Sheng Xiang , Mingzhi Zhu , Dawei Cheng , Enxia Li , Ruihui Zhao , Yi Ouyang , Ling Chen , Yefeng Zheng

We present a prototype system developed in cooperation with a business organization that combines information visualization and pattern-matching techniques to detect fraudulent activity by employees. The system is built upon common fraud…

Other Computer Science · Computer Science 2013-12-02 Evmorfia N. Argyriou , Antonios Symvonis , Vassilis Vassiliou

Customers' reviews and feedback play crucial role on electronic commerce~(E-commerce) platforms like Amazon, Zalando, and eBay in influencing other customers' purchasing decisions. However, there is a prevailing concern that sellers often…

Computation and Language · Computer Science 2024-08-01 Md Shajalal , Md Atabuzzaman , Alexander Boden , Gunnar Stevens , Delong Du

This paper describes the deepfake audio detection system submitted to the Audio Deep Synthesis Detection (ADD) Challenge Track 3.2 and gives an analysis of score fusion. The proposed system is a score-level fusion of several light…

Audio and Speech Processing · Electrical Eng. & Systems 2022-10-14 Yuxiang Zhang , Jingze Lu , Xingming Wang , Zhuo Li , Runqiu Xiao , Wenchao Wang , Ming Li , Pengyuan Zhang

Multi-modal 3D object detection with bird's eye view (BEV) has achieved desired advances on benchmarks. Nonetheless, the accuracy may drop significantly in the real world due to data corruption such as sensor configurations for LiDAR and…

Computer Vision and Pattern Recognition · Computer Science 2026-03-10 Rui Ding , Zhaonian Kuang , Yuzhe Ji , Meng Yang , Xinhu Zheng , Gang Hua

The rapid evolution of generative paradigms has enabled the creation of highly realistic imagery, which escalating the risks of identity fraud and the dissemination of disinformation. Most existing approaches frame face forgery detection as…

Computer Vision and Pattern Recognition · Computer Science 2026-05-14 Qingchao Jiang , Zhenxuan Hou , Zhiying Zhu , Zhenxing Qian , Xinpeng Zhang , Zaiwang Gu

In the current digital commerce landscape, user-generated reviews play a critical role in shaping consumer behavior, product reputation, and platform credibility. However, the proliferation of fake or misleading reviews often generated by…

Artificial Intelligence · Computer Science 2025-11-04 Suhasnadh Reddy Veluru , Sai Teja Erukude , Viswa Chaitanya Marella

Fraud detection remains a challenging task due to the complex and deceptive nature of fraudulent activities. Current approaches primarily concentrate on learning only one perspective of the graph: either the topological structure of the…

Machine Learning · Computer Science 2025-02-12 Haolin Li , Shuyang Jiang , Lifeng Zhang , Siyuan Du , Guangnan Ye , Hongfeng Chai

Advancements in data-driven machine learning have emerged as a pivotal element in supporting automotive software systems (ASSs) engineering across various levels of the V-development process.…

Software Engineering · Computer Science 2026-03-10 Mohammad Abboush , Ehab Ghannoum , Andreas Rausch

3D Referring Expression Segmentation (3D-RES) aims to segment point cloud scenes based on a given expression. However, existing 3D-RES approaches face two major challenges: feature ambiguity and intent ambiguity. Feature ambiguity arises…

Computer Vision and Pattern Recognition · Computer Science 2025-01-10 Qi Chen , Changli Wu , Jiayi Ji , Yiwei Ma , Danni Yang , Xiaoshuai Sun

Credit card fraud has been a persistent issue since the last century, causing significant financial losses to the industry. The most effective way to prevent fraud is by contacting customers to verify suspicious transactions. However, while…

Machine Learning · Computer Science 2026-02-09 Menghao Huo , Kuan Lu , Qiang Zhu , Zhenrui Chen

The explosive growth and increasing sophistication of Android malware call for new defensive techniques that are capable of protecting mobile users against novel threats. In this paper, we first extract the runtime Application Programming…

Cryptography and Security · Computer Science 2019-05-22 Yanfang Ye , Shifu Hou , Lingwei Chen , Jingwei Lei , Wenqiang Wan , Jiabin Wang , Qi Xiong , Fudong Shao

Financial frauds cause billions of losses annually and yet it lacks efficient approaches in detecting frauds considering user profile and their behaviors simultaneously in social network . A social network forms a graph structure whilst…

Social and Information Networks · Computer Science 2023-03-28 Hanyi Hu , Long Zhang , Shuan Li , Zhi Liu , Yao Yang , Chongning Na

Cold-start problem is a fundamental challenge for recommendation tasks. The recent self-supervised learning (SSL) on Graph Neural Networks (GNNs) model, PT-GNN, pre-trains the GNN model to reconstruct the cold-start embeddings and has shown…

Information Retrieval · Computer Science 2022-05-24 Bowen Hao , Hongzhi Yin , Jing Zhang , Cuiping Li , Hong Chen

Multi-modal 3D object detection models for automated driving have demonstrated exceptional performance on computer vision benchmarks like nuScenes. However, their reliance on densely sampled LiDAR point clouds and meticulously calibrated…

Computer Vision and Pattern Recognition · Computer Science 2024-04-23 Till Beemelmanns , Quan Zhang , Christian Geller , Lutz Eckstein

In cooperative perception studies, there is often a trade-off between communication bandwidth and perception performance. While current feature fusion solutions are known for their excellent object detection performance, transmitting the…

Computer Vision and Pattern Recognition · Computer Science 2024-08-29 Deyuan Qu , Qi Chen , Yongqi Zhu , Yihao Zhu , Sergei S. Avedisov , Song Fu , Qing Yang

The boom of Generative AI brings opportunities entangled with risks and concerns. Existing literature emphasizes the generalization capability of deepfake detection on unseen generators, significantly promoting the detector's ability to…

Computer Vision and Pattern Recognition · Computer Science 2025-03-25 Yongqi Yang , Zhihao Qian , Ye Zhu , Olga Russakovsky , Yu Wu
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