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Merging into dense highway traffic for an autonomous vehicle is a complex decision-making task, wherein the vehicle must identify a potential gap and coordinate with surrounding human drivers, each of whom may exhibit diverse driving…

Global financial crime activity is driving demand for machine learning solutions in fraud prevention. However, prevention systems are commonly serviced to financial institutions in isolation, and few provisions exist for data sharing due to…

Cryptography and Security · Computer Science 2024-01-08 Iker Perez , Jason Wong , Piotr Skalski , Stuart Burrell , Richard Mortier , Derek McAuley , David Sutton

We propose a generative adversarial network (GAN) based deep learning method that serves the dual role of both identification and mitigation of cyber-attacks in wide-area damping control loops of power systems. Two specific types of attacks…

Systems and Control · Electrical Eng. & Systems 2024-08-09 Jishnudeep Kar , Aranya Chakrabortty

Generative Artificial Intelligence (AI) techniques have become integral part in advancing next generation wireless communication systems by enabling sophisticated data modeling and feature extraction for enhanced network performance. In the…

Information Theory · Computer Science 2025-02-14 Osman Tugay Basaran , Falko Dressler

Developing efficient time series anomaly detection techniques is important to maintain service quality and provide early alarms. Generative neural network methods are one class of the unsupervised approaches that are achieving increasing…

Machine Learning · Computer Science 2022-10-07 Yueyan Gu , Farrokh Jazizadeh

Recent advancements in Generative Adversarial Networks (GANs) have enabled photorealistic image generation with high quality. However, the malicious use of such generated media has raised concerns regarding visual misinformation. Although…

Computer Vision and Pattern Recognition · Computer Science 2024-04-02 Liviu-Daniel Ştefan , Dan-Cristian Stanciu , Mihai Dogariu , Mihai Gabriel Constantin , Andrei Cosmin Jitaru , Bogdan Ionescu

We propose to improve unconditional Generative Adversarial Networks (GAN) by training the self-supervised learning with the adversarial process. In particular, we apply self-supervised learning via the geometric transformation on input…

Computer Vision and Pattern Recognition · Computer Science 2019-05-15 Ngoc-Trung Tran , Viet-Hung Tran , Ngoc-Bao Nguyen , Ngai-Man Cheung

High-quality data scarcity hinders malware detection, limiting ML performance. We introduce MalDataGen, an open-source modular framework for generating high-fidelity synthetic tabular data using modular deep learning models (e.g., WGAN-GP,…

Cryptography and Security · Computer Science 2025-11-04 Kayua Oleques Paim , Angelo Gaspar Diniz Nogueira , Diego Kreutz , Weverton Cordeiro , Rodrigo Brandao Mansilha

Fraudulent activities are an expensive problem for many financial institutions, costing billions of dollars to corporations annually. More commonly occurring activities in this regard are credit card frauds. In this context, the credit card…

Machine Learning · Computer Science 2024-06-27 Harshit Sharma , Harsh K. Gandhi , Apoorv Jain

Data plays a fundamental role in consolidating markets, services, and products in the digital financial ecosystem. However, the use of real data, especially in the financial context, can lead to privacy risks and access restrictions,…

Large, multi-dimensional spatio-temporal datasets are omnipresent in modern science and engineering. An effective framework for handling such data are Gaussian process deep generative models (GP-DGMs), which employ GP priors over the latent…

Machine Learning · Statistics 2020-10-26 Matthew Ashman , Jonathan So , Will Tebbutt , Vincent Fortuin , Michael Pearce , Richard E. Turner

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

Generative models (GMs) such as Generative Adversary Network (GAN) and Variational Auto-Encoder (VAE) have thrived these years and achieved high quality results in generating new samples. Especially in Computer Vision, GMs have been used in…

Machine Learning · Computer Science 2018-04-27 Honggang Zhou , Yunchun Li , Hailong Yang , Wei Li , Jie Jia

The ability to accurately model random fields plays a critical role in science and engineering for problems involving uncertain, spatially-varying quantities such as heterogeneous material properties and turbulent flows. Deep generative…

The finance industry is producing an increasing amount of datasets that investment professionals can consider to be influential on the price of financial assets. These datasets were initially mainly limited to exchange data, namely price,…

Computational Finance · Quantitative Finance 2024-05-16 Matteo Rizzato , Julien Wallart , Christophe Geissler , Nicolas Morizet , Noureddine Boumlaik

The development of continuous biomanufacturing processes requires robust and early anomaly detection, since even minor deviations can compromise yield and stability, leading to disruptions in scheduling, reduced weekly production, and…

At online retail platforms, detecting fraudulent accounts and transactions is crucial to improve customer experience, minimize loss, and avoid unauthorized transactions. Despite the variety of different models for deep learning on graphs,…

Machine Learning · Computer Science 2022-04-25 Susie Xi Rao , Clémence Lanfranchi , Shuai Zhang , Zhichao Han , Zitao Zhang , Wei Min , Mo Cheng , Yinan Shan , Yang Zhao , Ce Zhang

Multivariate time series with missing values are common in areas such as healthcare and finance, and have grown in number and complexity over the years. This raises the question whether deep learning methodologies can outperform classical…

Machine Learning · Statistics 2020-02-21 Vincent Fortuin , Dmitry Baranchuk , Gunnar Rätsch , Stephan Mandt

Vehicle trajectory prediction is crucial for autonomous driving and advanced driver assistant systems. While existing approaches may sample from a predicted distribution of vehicle trajectories, they lack the ability to explore it -- a key…

This paper develops a generative deep learning model for the synthesis of multiple-input multiple-output (MIMO) active sensing waveforms with desired properties, including constant modulus and a user-defined beampattern. The proposed…

Signal Processing · Electrical Eng. & Systems 2024-12-31 Vesa Saarinen , Robin Rajamäki , Visa Koivunen