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Nowadays Big Data are becoming more and more important. Many sectors of our economy are now guided by data-driven decision processes. Big Data and business intelligence applications are facilitated by the MapReduce programming model while,…

Distributed, Parallel, and Cluster Computing · Computer Science 2016-12-06 Alessandro Maria Rizzi

Despite the fact that cryptocurrencies themselves have experienced an astonishing rate of adoption over the last decade, cryptocurrency fraud detection is a heavily under-researched problem area. Of all fraudulent activity regarding…

Machine Learning · Computer Science 2022-05-11 Viswanath Chadalapaka , Kyle Chang , Gireesh Mahajan , Anuj Vasil

To address the challenging problem of detecting phishing webpages, researchers have developed numerous solutions, in particular those based on machine learning (ML) algorithms. Among these, brand-based phishing detection that uses models…

Cryptography and Security · Computer Science 2024-08-13 Jehyun Lee , Peiyuan Lim , Bryan Hooi , Dinil Mon Divakaran

Fake news has now grown into a big problem for societies and also a major challenge for people fighting disinformation. This phenomenon plagues democratic elections, reputations of individual persons or organizations, and has negatively…

Real-world data from diverse domains require real-time scalable analysis. Large-scale data processing frameworks or engines such as Hadoop fall short when results are needed on-the-fly. Apache Spark's streaming library is increasingly…

Distributed, Parallel, and Cluster Computing · Computer Science 2019-08-02 Janak Dahal , Elias Ioup , Shaikh Arifuzzaman , Mahdi Abdelguerfi

The machine learning approach is vital in Internet of Things (IoT) malware traffic detection due to its ability to keep pace with the ever-evolving nature of malware. Machine learning algorithms can quickly and accurately analyze the vast…

Cryptography and Security · Computer Science 2023-04-04 Ethan Weitkamp , Yusuke Satani , Adam Omundsen , Jingwen Wang , Peilong Li

Digital systems find it challenging to keep up with cybersecurity threats. The daily emergence of more than 560,000 new malware strains poses significant hazards to the digital ecosystem. The traditional malware detection methods fail to…

Cryptography and Security · Computer Science 2025-04-28 Abrar Fahim , Shamik Dey , Md. Nurul Absur , Md Kamrul Siam , Md. Tahmidul Huque , Jafreen Jafor Godhuli

The large variety of digital payment choices available to consumers today has been a key driver of e-commerce transactions in the past decade. Unfortunately, this has also given rise to cybercriminals and fraudsters who are constantly…

Machine Learning · Computer Science 2021-12-09 Siddharth Vimal , Kanishka Kayathwal , Hardik Wadhwa , Gaurav Dhama

Today, money laundering (ML) poses a serious threat not only to financial institutions but also to the nations. This criminal activity is becoming more and more sophisticated and seems to have moved from the clichy of drug trafficking to…

Databases · Computer Science 2017-03-30 Nhien-An Le-Khac , Sammer Markos , Michael O'Neill , Anthony Brabazon , Tahar Kechadi

Social media platforms enable instant and ubiquitous connectivity and are essential to social interaction and communication in our technological society. Apart from its advantages, these platforms have given rise to negative behaviors in…

Social and Information Networks · Computer Science 2025-05-08 Silvia García-Méndez , Francisco De Arriba-Pérez

Large Language Models (LLMs) have gained prominence in various applications, including security. This paper explores the utility of LLMs in scam detection, a critical aspect of cybersecurity. Unlike traditional applications, we propose a…

Cryptography and Security · Computer Science 2024-02-06 Liming Jiang

The demand for stream processing is increasing at an unprecedented rate. Big data is no longer limited to processing of big volumes of data. In most real-world scenarios, the need for processing stream data as it comes can only meet the…

Distributed, Parallel, and Cluster Computing · Computer Science 2018-06-27 Ayush Singhal , Rakesh Pant , Pradeep Sinha

Machine learning can provide deep insights into data, allowing machines to make high-quality predictions and having been widely used in real-world applications, such as text mining, visual classification, and recommender systems. However,…

Machine Learning · Computer Science 2020-08-11 Meng Wang , Weijie Fu , Xiangnan He , Shijie Hao , Xindong Wu

The innovative GNN-CL model proposed in this paper marks a breakthrough in the field of financial fraud detection by synergistically combining the advantages of graph neural networks (gnn), convolutional neural networks (cnn) and long…

Machine Learning · Computer Science 2024-07-10 Yu Cheng , Junjie Guo , Shiqing Long , You Wu , Mengfang Sun , Rong Zhang

Credit scoring is vital in the financial industry, assessing the risk of lending to credit card applicants. Traditional credit scoring methods face challenges with large datasets and data imbalance between creditworthy and non-creditworthy…

Computational Engineering, Finance, and Science · Computer Science 2024-09-26 Kejian Tong , Zonglin Han , Yanxin Shen , Yujian Long , Yijing Wei

This paper discusses financial fraud detection in imbalanced dataset using homogeneous and non-homogeneous Poisson processes. The probability of predicting fraud on the financial transaction is derived. Applying our methodology to the…

Risk Management · Quantitative Finance 2019-12-11 Régis Houssou , Jérôme Bovay , Stephan Robert

Analyzing and finding anomalies in multi-dimensional datasets is a cumbersome but vital task across different domains. In the context of financial fraud detection, analysts must quickly identify suspicious activity among transactional data.…

Machine Learning · Computer Science 2024-10-29 Beatriz Feliciano , Rita Costa , Jean Alves , Javier Liébana , Diogo Duarte , Pedro Bizarro

Applications of blockchain technologies got a lot of attention in recent years. They exceed beyond exchanging value and being a substitute for fiat money and traditional banking system. Nevertheless, being able to exchange value on a…

Cryptography and Security · Computer Science 2019-08-22 Michal Ostapowicz , Kamil Żbikowski

Semi-supervised learning (SSL) is a class of supervised learning tasks and techniques that also exploits the unlabeled data for training. SSL significantly reduces labeling related costs and is able to handle large data sets. The primary…

Machine Learning · Computer Science 2016-06-30 Eftychios Protopapadakis

Financial fraud detection has emerged as a critical research challenge amid the rapid expansion of digital financial platforms. Although machine learning approaches have demonstrated strong performance in identifying fraudulent activities,…

Machine Learning · Computer Science 2026-03-13 Mohammad Shihab Uddin , Md Hasibul Amin , Nusrat Jahan Ema , Bushra Uddin , Tanvir Ahmed , Arif Hassan Zidan