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Related papers: Generating airshower images for the VERITAS telesc…

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Generative adversarial networks are a promising tool for image generation in the astronomy domain. Of particular interest are conditional generative adversarial networks (cGANs), which allow you to divide images into several classes…

Instrumentation and Methods for Astrophysics · Physics 2022-11-30 Julia Dubenskaya , Alexander Kryukov , Andrey Demichev , Stanislav Polyakov , Elizaveta Gres , Anna Vlaskina

For the analysis of data taken by Imaging Air Cherenkov Telescopes (IACTs), a large number of air shower simulations are needed to derive the instrument response. The simulations are very complex, involving computational and…

Instrumentation and Methods for Astrophysics · Physics 2024-04-12 Christian Elflein , Stefan Funk , Jonas Glombitza

The observation of very-high-energy (VHE, E>100 GeV) gamma rays is mediated by the imaging atmospheric Cherenkov technique (IACTs). At these energies, gamma rays interact with the atmosphere to create a cascade of electromagnetic air…

High Energy Astrophysical Phenomena · Physics 2023-09-22 Deivid Ribeiro , Yuping Zheng , Ramana Sankar , Kameswara Mantha

Modern Imaging Atmospheric Cherenkov Telescopes (IACTs) generate a huge amount of data that must be classified automatically, ideally in real time. Currently, machine learning-based solutions are increasingly being used to solve…

Instrumentation and Methods for Astrophysics · Physics 2025-04-03 Yu. Yu. Dubenskaya , A. P. Kryukov , E. O. Gres , S. P. Polyakov , E. B. Postnikov , P. A. Volchugov , A. A. Vlaskina , D. P. Zhurov

The detailed simulation of extensive air showers, produced by primary cosmic rays interacting in the atmosphere, is a task that is traditionally undertaken by means of Monte Carlo methods. These processes are computationally intensive,…

Computational Physics · Physics 2025-10-31 C. Bozza , A. Calivà , A. De Caro , D. De Gruttola , S. De Pasquale , L. A. Fusco , G. Messuti , C. Poirè , S. Scarpetta , T. Virgili

Extensive air showers created by high-energy particles interacting with the Earth atmosphere can be detected using imaging atmospheric Cherenkov telescopes (IACTs). The IACT images can be analyzed to distinguish between the events caused by…

Instrumentation and Methods for Astrophysics · Physics 2022-09-21 Stanislav Polyakov , Andrey Demichev , Alexander Kryukov , Evgeny Postnikov

Substantial amounts of air-shower simulations are needed to derive the instrument response for analyzing Imaging Air Cherenkov Telescope (IACT) data. This process is both computationally intensive and requires repetition under varying…

Instrumentation and Methods for Astrophysics · Physics 2026-03-09 Christian Elflein , Stefan Funk , Jonas Glombitza , Vinicius Mikuni , Benjamin Nachman , Lark Wang

Imaging atmospheric Cherenkov telescope (IACT) arrays record images from air showers initiated by gamma rays entering the atmosphere, allowing astrophysical sources to be observed at very high energies. To maximize IACT sensitivity,…

Instrumentation and Methods for Astrophysics · Physics 2020-01-13 Aryeh Brill , Qi Feng , T. Brian Humensky , Bryan Kim , Daniel Nieto , Tjark Miener

Imaging atmospheric Cherenkov telescopes (IACTs) detect extended air showers (EASs) generated when very-high-energy (VHE) gamma rays or cosmic rays interact with the Earth's atmosphere. Cherenkov photons produced during an EAS are captured…

High Energy Astrophysical Phenomena · Physics 2025-09-19 T. Miener , L. Burmistrov , B. Lacave , A. Cerviño

Visible (VIS) imagery is important for monitoring Tropical Cyclones (TCs) but is unavailable at night. This study presents a Conditional Generative Adversarial Networks (CGAN) model to generate nighttime VIS imagery with significantly…

Atmospheric and Oceanic Physics · Physics 2025-05-08 Jinghuai Yao , Puyuan Du , Yucheng Zhao , Yubo Wang

We present the 3DGAN for the simulation of a future high granularity calorimeter output as three-dimensional images. We prove the efficacy of Generative Adversarial Networks (GANs) for generating scientific data while retaining a high level…

Instrumentation and Detectors · Physics 2021-09-16 Gul Rukh Khattak , Sofia Vallecorsa , Federico Carminati , Gul Muhammad Khan

The Major Atmospheric Gamma Imaging Cherenkov (MAGIC) telescope system consists of two imaging atmospheric Cherenkov telescopes (IACTs) and is located on the Canary island of La Palma. IACTs are excellent tools to inspect the…

Instrumentation and Methods for Astrophysics · Physics 2021-12-06 T. Miener , R. López-Coto , J. L. Contreras , J. G. Green , D. Green , E. Mariotti , D. Nieto , L. Romanato , S. Yadav

This paper presents a generative adversarial network (GAN) based approach for radar image enhancement. Although radar sensors remain robust for operations under adverse weather conditions, their application in autonomous vehicles (AVs) is…

Computer Vision and Pattern Recognition · Computer Science 2024-09-04 Thakshila Thilakanayake , Oscar De Silva , Thumeera R. Wanasinghe , George K. Mann , Awantha Jayasiri

The GANs promote an adversarive game to approximate complex and jointed example probability. The networks driven by noise generate fake examples to approximate realistic data distributions. Later the conditional GAN merges prior-conditions…

Computer Vision and Pattern Recognition · Computer Science 2017-07-18 Meng Wang , Huafeng Li , Fang Li

When very-high-energy gamma rays interact high in the Earth's atmosphere, they produce cascades of particles that induce flashes of Cherenkov light. Imaging Atmospheric Cherenkov Telescopes (IACTs) detect these flashes and convert them into…

Instrumentation and Methods for Astrophysics · Physics 2021-09-30 Pietro Grespan , Mikael Jacquemont , Rubèn López-Coto , Tjark Miener , Daniel Nieto-Castaño , Thomas Vuillaume

Simulations of particle showers in calorimeters are computationally time-consuming, as they have to reproduce both energy depositions and their considerable fluctuations. A new approach to ultra-fast simulations are generative models where…

Instrumentation and Detectors · Physics 2020-02-05 Martin Erdmann , Jonas Glombitza , Thorben Quast

In the last few years, Intensity Interferometry (II) has made significant strides in achieving high-precision resolution of stellar objects at optical wavelengths. Despite these advancements, phase retrieval remains a major challenge due to…

Instrumentation and Methods for Astrophysics · Physics 2026-05-07 Km Nitu Rai , Yuri van der Burg , Soumen Basak , Prasenjit Saha , Subrata Sarangi

The Very Energetic Radiation Imaging Telescope Array System (VERITAS) represents an important step forward in the study of extreme astrophysical processes in the universe. It combines the power of the atmospheric Cherenkov imaging technique…

Astrophysics · Physics 2008-11-26 T. C. Weekes

Generative Adversarial Net (GAN) has been proven to be a powerful machine learning tool in image data analysis and generation. In this paper, we propose to use Conditional Generative Adversarial Net (CGAN) to learn and simulate time series…

Machine Learning · Statistics 2019-04-26 Rao Fu , Jie Chen , Shutian Zeng , Yiping Zhuang , Agus Sudjianto

Deep learning has a great potential to alleviate diagnosis and prognosis for various clinical procedures. However, the lack of a sufficient number of medical images is the most common obstacle in conducting image-based analysis using deep…

Image and Video Processing · Electrical Eng. & Systems 2022-05-23 Marija Habijan , Irena Galic
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