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Screening mammography improves breast cancer outcomes by enabling early detection and treatment. However, false positive callbacks for additional imaging from screening exams cause unnecessary procedures, patient anxiety, and financial…

With the spread of DeepFake techniques, this technology has become quite accessible and good enough that there is concern about its malicious use. Faced with this problem, detecting forged faces is of utmost importance to ensure security…

Computer Vision and Pattern Recognition · Computer Science 2022-09-29 Gustavo Cunha Lacerda , Raimundo Claudio da Silva Vasconcelos

The explosion of data in recent years has generated an increasing need for new analysis techniques in order to extract knowledge from massive datasets. Machine learning has proved particularly useful to perform this task. Fully automatized…

Instrumentation and Methods for Astrophysics · Physics 2018-08-29 Antonio D'Isanto , Stefano Cavuoti , Fabian Gieseke , Kai Lars Polsterer

The rise of digital payments has caused consequential changes in the financial crime landscape. As a result, traditional fraud detection approaches such as rule-based systems have largely become ineffective. AI and machine learning…

Cryptography and Security · Computer Science 2021-03-05 E. Kurshan , H. Shen

Object recognition is a crucial step in perception systems for autonomous and intelligent vehicles, as evidenced by the numerous research works in the topic. In this paper, object recognition is explored by using multisensory and…

Computer Vision and Pattern Recognition · Computer Science 2023-10-24 Gledson Melotti , Johann J. S. Bastos , Bruno L. S. da Silva , Tiago Zanotelli , Cristiano Premebida

The accelerated growth in synthetic visual media generation and manipulation has now reached the point of raising significant concerns and posing enormous intimidations towards society. There is an imperative need for automatic detection…

Computer Vision and Pattern Recognition · Computer Science 2022-09-28 Ying Xu , Sule Yildirim Yayilgan

State-of-the-art face recognition (FR) approaches have shown remarkable results in predicting whether two faces belong to the same identity, yielding accuracies between 92% and 100% depending on the difficulty of the protocol. However, the…

Computer Vision and Pattern Recognition · Computer Science 2022-05-30 Stefan Hörmann , Tianlin Kong , Torben Teepe , Fabian Herzog , Martin Knoche , Gerhard Rigoll

Credit card fraud remains a significant challenge due to class imbalance and fraudsters mimicking legitimate behavior. This study evaluates five machine learning models - Logistic Regression, Random Forest, XGBoost, K-Nearest Neighbors…

Machine Learning · Computer Science 2025-09-19 Iva Popova , Hamza A. A. Gardi

In fraud detection applications, the investigator is typically limited to controlling a restricted number k of cases. The most efficient manner of allocating the resources is then to try selecting the k cases with the highest probability of…

Applications · Statistics 2021-01-29 Simon Boge Brant , Ingrid Hobæk Haff

Standardized datasets and benchmarks have spurred innovations in computer vision, natural language processing, multi-modal and tabular settings. We note that, as compared to other well researched fields, fraud detection has unique…

Machine Learning · Computer Science 2023-09-26 Prince Grover , Julia Xu , Justin Tittelfitz , Anqi Cheng , Zheng Li , Jakub Zablocki , Jianbo Liu , Hao Zhou

Recent advances in machine learning and computer vision have led to reported facial recognition accuracies surpassing human performance. We question if these systems will translate to real-world forensic scenarios in which a potentially…

Computer Vision and Pattern Recognition · Computer Science 2023-11-13 Justin Norman , Shruti Agarwal , Hany Farid

A data analysis pipeline is a structured sequence of steps that transforms raw data into meaningful insights by integrating various analysis algorithms. In this paper, we propose a novel statistical test to assess the significance of data…

Machine Learning · Statistics 2024-10-15 Tomohiro Shiraishi , Tatsuya Matsukawa , Shuichi Nishino , Ichiro Takeuchi

This study critically examines the methodological rigor in credit card fraud detection research, revealing how fundamental evaluation flaws can overshadow algorithmic sophistication. Through deliberate experimentation with improper…

Machine Learning · Computer Science 2025-11-11 Khizar Hayat , Baptiste Magnier

Detecting money laundering in gambling is becoming increasingly challenging for the gambling industry as consumers migrate to online channels. Whilst increasingly stringent regulations have been applied over the years to prevent money…

Machine Learning · Computer Science 2021-09-28 Charitos Charitou , Simo Dragicevic , Artur d'Avila Garcez

Logistic Regression and Support Vector Machine algorithms, together with Linear and Non-Linear Deep Neural Networks, are applied to lending data in order to replicate lender acceptance of loans and predict the likelihood of default of…

Risk Management · Quantitative Finance 2019-07-04 Jeremy D. Turiel , Tomaso Aste

Credit card fraud detection is a critical challenge in the financial sector, demanding sophisticated approaches to accurately identify fraudulent transactions. This research proposes an innovative methodology combining Neural Networks (NN)…

Computational Engineering, Finance, and Science · Computer Science 2024-05-02 Mengran Zhu , Ye Zhang , Yulu Gong , Changxin Xu , Yafei Xiang

Face Recognition (FR) systems are being used in a variety of applications, including road crossings, banking, and mobile banking. The widespread use of FR systems has raised concerns about the safety of face biometrics against spoofing…

Computer Vision and Pattern Recognition · Computer Science 2022-05-24 Soham S. Sarpotdar

In the field of fraud detection, the availability of comprehensive and privacy-compliant datasets is crucial for advancing machine learning research and developing effective anti-fraud systems. Traditional datasets often focus on…

Machine Learning · Computer Science 2024-04-24 Phoebe Jing , Yijing Gao , Xianlong Zeng

The paper examines the potential of deep learning to support decisions in financial risk management. We develop a deep learning model for predicting whether individual spread traders secure profits from future trades. This task embodies…

Risk Management · Quantitative Finance 2019-11-19 Yaodong Yang , Alisa Kolesnikova , Stefan Lessmann , Tiejun Ma , Ming-Chien Sung , Johnnie E. V. Johnson

Recently, we can observe a significant increase of the phishing attacks in the Internet. In a typical phishing attack, the attacker sets up a malicious website that looks similar to the legitimate website in order to obtain the end-users'…

Cryptography and Security · Computer Science 2025-08-14 Zijiang Yang