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Rear-end collision warning system has a great role to enhance the driving safety. In this system some measures are used to estimate the dangers and the system warns drivers to be more cautious. The real-time processes should be executed in…

计算机视觉与模式识别 · 计算机科学 2020-03-10 Fateme Teimouri , Mehdi Ghatee

Machine learning has opened up new tools for financial fraud detection. Using a sample of annotated transactions, a machine learning classification algorithm learns to detect frauds. With growing credit card transaction volumes and rising…

机器学习 · 计算机科学 2022-08-26 Gayan K. Kulatilleke

Financial markets of emerging economies are vulnerable to extreme and cascading information spillovers, surges, sudden stops and reversals. With this in mind, we develop a new online early warning system (EWS) to detect what is referred to…

计量经济学 · 经济学 2025-05-21 Artem Kraevskiy , Artem Prokhorov , Evgeniy Sokolovskiy

Insider threats are costly, hard to detect, and unfortunately rising in occurrence. Seeking to improve detection of such threats, we develop novel techniques to enable us to extract powerful features and augment attack vectors for greater…

计算机视觉与模式识别 · 计算机科学 2022-02-11 Sameer Khanna

Governments have to supervise and inspect social economy enterprises (SEEs). However, inspecting all SEEs is not possible due to the large number of SEEs and the low number of inspectors in general. We proposed a prediction model based on a…

机器学习 · 计算机科学 2022-10-12 Joseph Gallego-Mejia , Daniela Martin-Vega , Fabio Gonzalez

Early warning signals have been proposed to forecast the possibility of a critical transition, such as the eutrophication of a lake, the collapse of a coral reef, or the end of a glacial period. Because such transitions often unfold on…

种群与进化 · 定量生物学 2012-10-04 Carl Boettiger , Alan Hastings

The digitalization of credit scoring has become essential for financial institutions and commercial banks, especially in the era of digital transformation. Machine learning techniques are commonly used to evaluate customers'…

机器学习 · 计算机科学 2026-03-06 Huyen Giang Thi Thu , Thang Viet Doan , Ha-Bang Ban , Tai Le Quy

With the growing use of AI technology, many police departments use forecasting software to predict probable crime hotspots and allocate patrolling resources effectively for crime prevention. The clustered nature of crime data makes…

机器学习 · 计算机科学 2025-02-12 Pramit Das , Moulinath Banerjee , Yuekai Sun

Exposure to crime and violence can harm individuals' quality of life and the economic growth of communities. In light of the rapid development in machine learning, there is a rise in the need to explore automated solutions to prevent…

机器学习 · 计算机科学 2023-01-03 Yuting Sun , Tong Chen , Hongzhi Yin

In criminal justice risk forecasting, one can prove that it is impossible to optimize accuracy and fairness at the same time. One can also prove that it is impossible optimize at once all of the usual group definitions of fairness. In the…

应用统计 · 统计学 2019-10-28 Richard A. Berk , Ayya A. Elzarka

Money laundering is the crucial mechanism utilized by criminals to inject proceeds of crime to the financial system. The primary responsibility of the detection of suspicious activity related to money laundering is with the financial…

机器学习 · 计算机科学 2020-11-18 Utku Görkem Ketenci , Tolga Kurt , Selim Önal , Cenk Erbil , Sinan Aktürkoğlu , Hande Şerban İlhan

Predicting crime hotspots in a city is a complex and critical task with significant societal implications. Numerous spatiotemporal correlations and irregularities pose substantial challenges to this endeavor. Existing methods commonly…

机器学习 · 计算机科学 2024-11-05 Jiahui Jin , Yi Hong , Guandong Xu , Jinghui Zhang , Jun Tang , Hancheng Wang

Our study aims to build a machine learning model for crime prediction using geospatial features for different categories of crime. The reverse geocoding technique is applied to retrieve open street map (OSM) spatial data. This study also…

人工智能 · 计算机科学 2020-06-16 Fateha Khanam Bappee , Amilcar Soares Junior , Stan Matwin

Crime prediction is a widely studied research problem due to its importance in ensuring safety of city dwellers. Starting from statistical and classical machine learning based crime prediction methods, in recent years researchers have…

机器学习 · 计算机科学 2024-07-30 Rittik Basak Utsha , Muhtasim Noor Alif , Yeasir Rayhan , Tanzima Hashem , Mohammad Eunus Ali

While predictive policing has become increasingly common in assisting with decisions in the criminal justice system, the use of these results is still controversial. Some software based on deep learning lacks accuracy (e.g., in F-1), and…

机器学习 · 计算机科学 2021-07-15 Abdul Rafae Khan , Jia Xu , Peter Varsanyi , Rachit Pabreja

The rapid development of artificial intelligence methods contributes to their wide applications for forecasting various financial risks in recent years. This study introduces a novel explainable case-based reasoning (CBR) approach without a…

计算金融 · 定量金融 2021-07-20 Wei Li , Florentina Paraschiv , Georgios Sermpinis

In the face of large-scale automated social engineering attacks to large online services, fast detection and remediation of compromised accounts are crucial to limit the spread of new attacks and to mitigate the overall damage to users,…

密码学与安全 · 计算机科学 2018-01-29 Hassan Halawa , Matei Ripeanu , Konstantin Beznosov , Baris Coskun , Meizhu Liu

The growing instability of both global and domestic economic environments has increased the risk of financial distress at the household level. However, traditional econometric models often rely on delayed and aggregated data, limiting their…

The deployment of traditional deep learning models in high-risk security tasks in an unlabeled, data-non-exploitable video intelligence environment faces significant challenges. In this paper, we propose a lightweight anomaly detection…

计算机视觉与模式识别 · 计算机科学 2025-05-15 Wei Meng

The study efforts to explore and extend the crisis predictability by synthetically reviewing and comparing a full mixture of early warning models into two constitutions: crisis identifications and predictive models. Given empirical results…

数理金融 · 定量金融 2020-10-21 Peiwan Wang , Lu Zong