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The rapid proliferation of AI-manipulated or generated audio deepfakes poses serious challenges to media integrity and election security. Current AI-driven detection solutions lack explainability and underperform in real-world settings. In…

Machine Learning · Computer Science 2024-10-11 Georgia Channing , Juil Sock , Ronald Clark , Philip Torr , Christian Schroeder de Witt

Generative Adversarial Networks (GAN) are known to produce synthetic data that are difficult to discern from real ones by humans. In this paper we present an approach to use GAN to produce realistically looking ECG signals. We utilize them…

Machine Learning · Computer Science 2020-09-08 Karol Antczak

Generative AI has received much attention in the image and language domains, with the transformer neural network continuing to dominate the state of the art. Application of these models to time series generation is less explored, however,…

Machine Learning · Computer Science 2024-06-05 Alexander Sommers , Logan Cummins , Sudip Mittal , Shahram Rahimi , Maria Seale , Joseph Jaboure , Thomas Arnold

Incorporating specific knowledge into large language models via retrieval-augmented generation (RAG) is a widespread technique that fuels many of today's industry AI applications. A fundamental problem is to assess if the context retrieved…

Information Retrieval · Computer Science 2026-05-08 Florian Geissler , Francesco Carella , Laura Fieback , Jakob Spiegelberg

Neural nets are a powerful method for the classification of radio signals in the electromagnetic spectrum. These neural nets are often trained with synthetically generated data due to the lack of diverse and plentiful real RF data. However,…

Signal Processing · Electrical Eng. & Systems 2022-06-28 Stefan Scholl

Medical imaging is frequently used in clinical practice and trials for diagnosis and treatment. Writing imaging reports is time-consuming and can be error-prone for inexperienced radiologists. Therefore, automatically generating radiology…

Computation and Language · Computer Science 2022-04-29 Zhihong Chen , Yan Song , Tsung-Hui Chang , Xiang Wan

Time-series forecasting plays an important role in many real-world scenarios, such as equipment life cycle forecasting, weather forecasting, and traffic flow forecasting. It can be observed from recent research that a variety of…

Machine Learning · Computer Science 2022-06-14 Benhan Li , Shengdong Du , Tianrui Li , Jie Hu , Zhen Jia

Advancements in deep generative models such as generative adversarial networks and variational autoencoders have resulted in the ability to generate realistic images that are visually indistinguishable from real images, which raises…

Image and Video Processing · Electrical Eng. & Systems 2021-02-16 Tarik Dzanic , Karan Shah , Freddie Witherden

Acquiring and annotating suitable datasets for training deep learning models is challenging. This often results in tedious and time-consuming efforts that can hinder research progress. However, generative models have emerged as a promising…

Computer Vision and Pattern Recognition · Computer Science 2023-06-07 Andrea Lampis , Eugenio Lomurno , Matteo Matteucci

The sparse layouts of radio interferometers result in an incomplete sampling of the sky in Fourier space which leads to artifacts in the reconstructed images. Cleaning these systematic effects is essential for the scientific use of…

Instrumentation and Methods for Astrophysics · Physics 2023-07-27 Kevin Schmidt , Felix Geyer , Stefan Fröse , Paul-Simon Blomenkamp , Marcus Brüggen , Francesco de Gasperin , Dominik Elsässer , Wolfgang Rhode

We study question answering in the domain of radio regulations, a legally sensitive and high-stakes area. We propose a telecom-specific Retrieval-Augmented Generation (RAG) pipeline and introduce, to our knowledge, the first multiple-choice…

Information Retrieval · Computer Science 2025-11-14 Zakaria El Kassimi , Fares Fourati , Mohamed-Slim Alouini

Although the recent advancement in generative models brings diverse advantages to society, it can also be abused with malicious purposes, such as fraud, defamation, and fake news. To prevent such cases, vigorous research is conducted to…

Computer Vision and Pattern Recognition · Computer Science 2022-03-08 Yonghyun Jeong , Doyeon Kim , Pyounggeon Kim , Youngmin Ro , Jongwon Choi

An artificial intelligence (AI) model can be viewed as a function that maps inputs to outputs in high-dimensional spaces. Once designed and well trained, the AI model is applied for inference. However, even optimized AI models can produce…

Artificial Intelligence · Computer Science 2026-02-27 Sha Hu

Translational brain research using Magnetic Resonance Imaging (MRI) is becoming increasingly popular as animal models are an essential part of scientific studies and more ultra-high-field scanners are becoming available. Some disadvantages…

Image and Video Processing · Electrical Eng. & Systems 2022-01-05 André Ferreira , Ricardo Magalhães , Sébastien Mériaux , Victor Alves

As gravitational wave detectors become more advanced and sensitive, the number of signals recorded by Advanced LIGO and Virgo from merging compact objects is expected to rise dramatically. This surge in detection rates necessitates the…

General Relativity and Quantum Cosmology · Physics 2025-08-05 Chayan Chatterjee , Abigail Petulante , Karan Jani , Jesse Spencer-Smith , Yang Hu , Roy Lau , Haowei Fu , Trang Hoang , Stephen Chong Zhao , Suyash Deshmukh

Many security and network applications require having large datasets to train the machine learning models. Limited data access is a well-known problem in the security domain. Recent studies have shown the potential of Transformer models to…

Machine Learning · Computer Science 2025-06-10 Yusuf Elnady

Generative Adversarial Networks (GANs) have made great progress in synthesizing realistic images in recent years. However, they are often trained on image datasets with either too few samples or too many classes belonging to different data…

Machine Learning · Computer Science 2020-10-16 Shichang Tang

Advancements in model algorithms, the growth of foundational models, and access to high-quality datasets have propelled the evolution of Artificial Intelligence Generated Content (AIGC). Despite its notable successes, AIGC still faces…

Computer Vision and Pattern Recognition · Computer Science 2024-06-24 Penghao Zhao , Hailin Zhang , Qinhan Yu , Zhengren Wang , Yunteng Geng , Fangcheng Fu , Ling Yang , Wentao Zhang , Jie Jiang , Bin Cui

We introduce the concept of deceptive diffusion -- training a generative AI model to produce adversarial images. Whereas a traditional adversarial attack algorithm aims to perturb an existing image to induce a misclassificaton, the…

Machine Learning · Computer Science 2024-07-01 Lucas Beerens , Catherine F. Higham , Desmond J. Higham

Generative Artificial Intelligence (GenAI) has demonstrated its capabilities in the present world that reduce human effort significantly. It utilizes deep learning techniques to create original and realistic content in terms of text,…

Artificial Intelligence · Computer Science 2025-12-11 Aman Kumar , Deepak Narayan Gadde