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Fast and accurate simulations of the non-linear evolution of the cosmic density field are a major component of many cosmological analyses, but the computational time and storage required to run them can be exceedingly large. For this…

Cosmology and Nongalactic Astrophysics · Physics 2020-11-17 Richard M. Feder , Philippe Berger , George Stein

Purpose: Very fast Monte Carlo (MC) simulations of proton transport have been implemented recently on GPUs. However, these usually use simplified models for non-elastic (NE) proton-nucleus interactions. Our primary goal is to build a…

Medical Physics · Physics 2015-06-11 H. Wan Chan Tseung , J. Ma , C. Beltran

In recent years, Generative Adversarial Networks (GANs) have seen significant advancements, leading to their widespread adoption across various fields. The original GAN architecture enables the generation of images without any specific…

Machine Learning · Computer Science 2024-09-04 Anis Bourou , Valérie Mezger , Auguste Genovesio

Medical students and radiology trainees typically view thousands of images in order to "train their eye" to detect the subtle visual patterns necessary for diagnosis. Nevertheless, infrastructural and legal constraints often make it…

Computer Vision and Pattern Recognition · Computer Science 2018-12-05 Samuel G. Finlayson , Hyunkwang Lee , Isaac S. Kohane , Luke Oakden-Rayner

Positron Emission Tomography (PET) is now regarded as the gold standard for the diagnosis of Alzheimer's Disease (AD). However, PET imaging can be prohibitive in terms of cost and planning, and is also among the imaging techniques with the…

Emulators using machine learning techniques have emerged to efficiently generate mock data matching the large survey volume for upcoming experiments, as an alternative approach to large-scale numerical simulations. However, high-fidelity…

Instrumentation and Methods for Astrophysics · Physics 2025-09-04 Kangning Diao , Yi Mao

A Generative-Adversarial Network (GAN) based on convolutional neural networks is used to simulate the production of pairs of jets at the LHC. The GAN is trained on events generated using MadGraph5 + Pythia8, and Delphes3 fast detector…

High Energy Physics - Experiment · Physics 2020-10-09 Riccardo Di Sipio , Michele Faucci Giannelli , Sana Ketabchi Haghighat , Serena Palazzo

We demonstrate training of a Generative Adversarial Network (GAN) for prediction of optical property maps (scattering and absorption) using spatial frequency domain imaging (SFDI) image data sets generated synthetically with free…

Image and Video Processing · Electrical Eng. & Systems 2022-10-04 Ahmed Osman , Jane Crowley , George Gordon

Short autocorrelation times are essential for a reliable error assessment in Monte Carlo simulations of lattice systems. In many interesting scenarios, the decay of autocorrelations in the Markov chain is prohibitively slow. Generative…

High Energy Physics - Lattice · Physics 2021-12-24 Jan M. Pawlowski , Julian M. Urban

In this paper, we propose a novel application of Generative Adversarial Networks (GAN) to the synthesis of cells imaged by fluorescence microscopy. Compared to natural images, cells tend to have a simpler and more geometric global structure…

Computer Vision and Pattern Recognition · Computer Science 2017-09-13 Anton Osokin , Anatole Chessel , Rafael E. Carazo Salas , Federico Vaggi

Addressing the challenges of climate change requires accurate and high-resolution mapping of geospatial data, especially climate and weather variables. However, many existing geospatial datasets, such as the gridded outputs of the…

Machine Learning · Computer Science 2024-08-08 Guiye Li , Guofeng Cao

The Generative Adversarial Network (GAN) is a powerful and flexible tool that can generate high-fidelity synthesized data by learning. It has seen many applications in simulating events in High Energy Physics (HEP), including simulating…

High Energy Physics - Experiment · Physics 2022-12-26 Vincent Dumont , Xiangyang Ju , Juliane Mueller

In recent years, the evolution of artificial intelligence, especially deep learning, has been remarkable, and its application to various fields has been growing rapidly. In this paper, I report the results of the application of generative…

Fluid Dynamics · Physics 2021-09-23 Hiromitsu Kigure

Generating realistic 3D faces is of high importance for computer graphics and computer vision applications. Generally, research on 3D face generation revolves around linear statistical models of the facial surface. Nevertheless, these…

Computer Vision and Pattern Recognition · Computer Science 2022-03-28 Baris Gecer , Alexander Lattas , Stylianos Ploumpis , Jiankang Deng , Athanasios Papaioannou , Stylianos Moschoglou , Stefanos Zafeiriou

High laser intensities enable the production of electron-positron pairs from bright gamma rays passing through strong fields. Potentially the most promising approach for all-optical experiments in the near term uses dense but higher…

Plasma Physics · Physics 2026-02-02 Christopher Arran , Stuart Morris , Christopher P. Ridgers

Sampling the phase space of molecular systems -- and, more generally, of complex systems effectively modeled by stochastic differential equations -- is a crucial modeling step in many fields, from protein folding to materials discovery.…

Machine Learning · Computer Science 2023-12-12 Ellis R. Crabtree , Juan M. Bello-Rivas , Andrew L. Ferguson , Ioannis G. Kevrekidis

Simulation of High Energy Physics experiments is widely used, necessary for both detector and physics studies. Detailed Monte-Carlo simulation algorithms are often limited due to the computational complexity of such methods, and therefore…

High Energy Physics - Experiment · Physics 2022-12-14 Fedor Ratnikov , Artem Maevskiy , Alexander Zinchenko , Victor Riabov , Alexey Sukhorosov , Dmitrii Evdokimov

We examined the use of modern Generative Adversarial Nets to generate novel images of oil paintings using the Painter By Numbers dataset. We implemented Spectral Normalization GAN (SN-GAN) and Spectral Normalization GAN with Gradient…

Computer Vision and Pattern Recognition · Computer Science 2019-03-18 Adeel Mufti , Biagio Antonelli , Julius Monello

Radio map construction based on extensive measurements is accurate but expensive and time-consuming, while environment-aware radio map estimation reduces the costs at the expense of low accuracy. Considering accuracy and costs, a…

Signal Processing · Electrical Eng. & Systems 2024-10-25 Yifan Wang , Shu Sun , Na Liu , Lianming Xu , Li Wang

Many machine learning methods have been recently developed to circumvent the high computational cost of the gradient-based topology optimization. These methods typically require extensive and costly datasets for training, have a difficult…

Machine Learning · Computer Science 2021-05-10 Mohammad Mahdi Behzadi , Horea T. Ilies