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Generative models, particularly Generative Adversarial Networks (GANs), often suffer from a lack of output diversity, frequently generating similar samples rather than a wide range of variations. This paper introduces a novel generalization…

Machine Learning · Computer Science 2026-03-20 Muhammad Mubashar , Fabio Cuzzolin

Using generative adversarial networks (GANs), we investigate the possibility of creating large amounts of analysis-specific simulated LHC events at limited computing cost. This kind of generative model is analysis specific in the sense that…

High Energy Physics - Experiment · Physics 2019-01-17 Bobak Hashemi , Nick Amin , Kaustuv Datta , Dominick Olivito , Maurizio Pierini

In the context of solving inverse problems for physics applications within a Bayesian framework, we present a new approach, Markov Chain Generative Adversarial Neural Networks (MCGANs), to alleviate the computational costs associated with…

Numerical Analysis · Mathematics 2022-09-08 Nikolaj T. Mücke , Benjamin Sanderse , Sander Bohté , Cornelis W. Oosterlee

The use of accurate scanning transmission electron microscopy (STEM) image simulation methods require large computation times that can make their use infeasible for the simulation of many images. Other simulation methods based on linear…

Computer Vision and Pattern Recognition · Computer Science 2022-11-18 Nick Lawrence , Mingren Shen , Ruiqi Yin , Cloris Feng , Dane Morgan

Dark matter in the universe evolves through gravity to form a complex network of halos, filaments, sheets and voids, that is known as the cosmic web. Computational models of the underlying physical processes, such as classical N-body…

Cosmology and Nongalactic Astrophysics · Physics 2018-11-30 Andres C. Rodriguez , Tomasz Kacprzak , Aurelien Lucchi , Adam Amara , Raphael Sgier , Janis Fluri , Thomas Hofmann , Alexandre Réfrégier

For efficient malware removal, determination of malware threat levels, and damage estimation, malware family classification plays a critical role. In this paper, we extract features from malware executable files and represent them as images…

Cryptography and Security · Computer Science 2022-07-04 Huy Nguyen , Fabio Di Troia , Genya Ishigaki , Mark Stamp

Generative adversarial networks (GANs) are a novel approach to generative modelling, a task whose goal it is to learn a distribution of real data points. They have often proved difficult to train: GANs are unlike many techniques in machine…

Machine Learning · Computer Science 2018-07-02 Samuel A. Barnett

Monte Carlo simulations are based on the manipulation of random numbers to evaluate probable outcomes, with applicability in a variety of different fields. By assigning probabilities, which can be determined a priori, to various events, it…

Physics Education · Physics 2022-01-03 Parasuraman Swaminathan

This paper studies how well generative adversarial networks (GANs) learn probability distributions from finite samples. Our main results establish the convergence rates of GANs under a collection of integral probability metrics defined…

Machine Learning · Computer Science 2022-06-10 Jian Huang , Yuling Jiao , Zhen Li , Shiao Liu , Yang Wang , Yunfei Yang

The GANs are generative models whose random samples realistically reflect natural images. It also can generate samples with specific attributes by concatenating a condition vector into the input, yet research on this field is not well…

Machine Learning · Computer Science 2016-11-07 Hanock Kwak , Byoung-Tak Zhang

Recently a type of neural networks called Generative Adversarial Networks (GANs) has been proposed as a solution for fast generation of simulation-like datasets, in an attempt to bypass heavy computations and expensive cosmological…

Cosmology and Nongalactic Astrophysics · Physics 2021-07-21 Marion Ullmo , Aurélien Decelle , Nabila Aghanim

Generative Adversarial Networks (GANs) are a class of artificial neural network that can produce realistic, but artificial, images that resemble those in a training set. In typical GAN architectures these images are small, but a variant…

Instrumentation and Methods for Astrophysics · Physics 2019-11-06 Michael J. Smith , James E. Geach

LHC analyses directly comparing data and simulated events bear the danger of using first-principle predictions only as a black-box part of event simulation. We show how simulations, for instance, of detector effects can instead be inverted…

High Energy Physics - Phenomenology · Physics 2022-12-06 Marco Bellagente , Anja Butter , Gregor Kasieczka , Tilman Plehn , Ramon Winterhalder

The increasing luminosities of future data taking at Large Hadron Collider and next generation collider experiments require an unprecedented amount of simulated events to be produced. Such large scale productions demand a significant amount…

Instrumentation and Detectors · Physics 2023-03-01 Lucio Anderlini , Matteo Barbetti , Denis Derkach , Nikita Kazeev , Artem Maevskiy , Sergei Mokhnenko

Generative Adversarial Networks (GANs) have shown impressive performance in generating photo-realistic images. They fit generative models by minimizing certain distance measure between the real image distribution and the generated data…

Machine Learning · Computer Science 2017-09-29 Jianbo Guo , Guangxiang Zhu , Jian Li

A Triangle Generative Adversarial Network ($\Delta$-GAN) is developed for semi-supervised cross-domain joint distribution matching, where the training data consists of samples from each domain, and supervision of domain correspondence is…

Machine Learning · Computer Science 2017-11-21 Zhe Gan , Liqun Chen , Weiyao Wang , Yunchen Pu , Yizhe Zhang , Hao Liu , Chunyuan Li , Lawrence Carin

Highly reliable Monte-Carlo event generators and detector simulation programs are important for the precision measurement in the high energy physics. Huge amounts of computing resources are required to produce a sufficient number of…

High Energy Physics - Experiment · Physics 2021-02-24 Suyong Choi , Jae Hoon Lim

Plenty of scientific and real-world applications are built on magnetic fields and their characteristics. To retrieve the valuable magnetic field information in high resolution, extensive field measurements are required, which are either…

Machine Learning · Computer Science 2023-03-22 Stefan Pollok , Nataniel Olden-Jørgensen , Peter Stanley Jørgensen , Rasmus Bjørk

We propose a new approach to train the Generative Adversarial Nets (GANs) with a mixture of generators to overcome the mode collapsing problem. The main intuition is to employ multiple generators, instead of using a single one as in the…

Machine Learning · Computer Science 2017-10-31 Quan Hoang , Tu Dinh Nguyen , Trung Le , Dinh Phung

Hamiltonian Monte Carlo is a widely used algorithm for sampling from posterior distributions of complex Bayesian models. It can efficiently explore high-dimensional parameter spaces guided by simulated Hamiltonian flows. However, the…

Computation · Statistics 2019-04-29 Lingge Li , Andrew Holbrook , Babak Shahbaba , Pierre Baldi