Related papers: Stereograph: Stereoscopic event reconstruction usi…

Performance update of an event-type based analysis for the Cherenkov Telescope Array

The Cherenkov Telescope Array (CTA) will be the next-generation observatory in the field of very-high-energy (20 GeV to 300 TeV) gamma-ray astroparticle physics. The traditional approach to data analysis in this field is to apply quality…

Instrumentation and Methods for Astrophysics · Physics 2023-09-21 Juan Bernete , Orel Gueta , Tarek Hassan , Max Linhoff , Gernot Maier , Atreyee Sinha

Event reconstruction techniques for the wide-angle air Cherenkov detector HiSCORE

Wide-angle, non-imaging air Cherenkov detectors provide a way to observe cosmic gamma-rays which is complementary to observations by imaging Cherenkov telescopes. Their particular strength lies in the multi-TeV to ultra high energy range (E…

Instrumentation and Methods for Astrophysics · Physics 2015-06-15 Daniel Hampf , Martin Tluczykont , Dieter Horns

Enhancing event reconstruction for $\gamma$-ray particle detector arrays using transformers

Gamma-ray astronomy from hundreds of GeV to PeV is confined to ground-based experiments that detect air showers induced by $\gamma$-rays entering Earth's atmosphere. While particle detector arrays feature huge detection areas, accurately…

Instrumentation and Methods for Astrophysics · Physics 2026-04-13 Markus Pirke , Youngwan Son , Jonas Glombitza , Martin Schneider , Ian James Watson , Christopher van Eldik

Performance of a proposed event-type based analysis for the Cherenkov Telescope Array

The Cherenkov Telescope Array (CTA) will be the next-generation observatory in the field of very-high-energy (20 GeV to 300 TeV) gamma-ray astroparticle physics. Classically, data analysis in the field maximizes sensitivity by applying…

Instrumentation and Methods for Astrophysics · Physics 2021-08-24 T. Hassan , O. Gueta , G. Maier , M. Nöthe , M. Peresano , I. Vovk

Comparison of techniques to reconstruct VHE gamma-ray showers from multiple stereoscopic Cherenkov images

For air showers observed simultaneously by more than two imaging atmospheric Cherenkov telescopes, the shower geometry is overconstrained by the images and image information should be combined taking into account the quality of the images.…

Astrophysics · Physics 2011-05-23 W. Hofmann , I. Jung , A. Konopelko , H. Krawczynski , H. Lampeitl , G. Puehlhofer

Event reconstruction with the proposed large area Cherenkov air shower detector SCORE

The proposed SCORE detector consists of a large array of light collecting modules designed to sample the Cherenkov light front of extensive air showers in order to detect high energy gamma-rays. A large spacing of the detector stations…

Instrumentation and Methods for Astrophysics · Physics 2009-09-04 Daniel Hampf , Martin Tluczykont , Dieter Horns

The performance of the MAGIC telescopes using deep convolutional neural networks with CTLearn

The Major Atmospheric Gamma Imaging Cherenkov (MAGIC) telescope system is located on the Canary Island of La Palma and inspects the very high-energy (VHE, few tens of GeV and above) gamma-ray sky. MAGIC consists of two imaging atmospheric…

Instrumentation and Methods for Astrophysics · Physics 2022-11-30 T. Miener , D. Nieto , R. López-Coto , J. L. Contreras , J. G. Green , D. Green , E. Mariotti on behalf of the MAGIC Collaboration

Chasing Gamma-Ray Signals from Binary Neutron Star Coalescences with the Cherenkov Telescope Array: Prospects and Observing Strategies

The detection of gravitational waves (GWs) from a binary neutron star (BNS) merger by Advanced LIGO and Advanced Virgo (GW170817), together with its electromagnetic counterpart, the short gamma-ray burst GRB~170817A, heralded the birth of…

High Energy Astrophysical Phenomena · Physics 2026-04-13 S. Abe , J. Abhir , A. Abhishek , F. Acero , A. Acharyya , R. Adam , A. Aguasca-Cabot , I. Agudo , I. Albanese , J. Alfaro , C. Alispach , R. Alves Batista , E. Amato , G. Ambrosi , D. Ambrosino , F. Ambrosino , L. Angel , C. Aramo , A. Arbet-Engels , C. Arcaro , C. Arena , T. T. H. Arnesen , K. Asano , H. Ashkar , C. Bakshi , C. Balazs , M. Balbo , A. Baquero Larriva , V. Barbosa Martins , J. A. Barrio , C. Bartolini , I. Batkovic , R. Batzofin , N. Bavdaz , J. Becerra Gonzalez , G. Beck , W. Benbow , E. Bernardini , M. G. Bernardini , J. Bernete , A. Berti , B. Bertucci , V. Beshley , P. Bhattacharjee , S. Bhattacharyya , C. Bigongiari , A. Biland , E. Bissaldi , M. Bla\ na , O. Blanch , J. Blazek , C. Boisson , G. Bonnoli , Z. Bosnjak , E. Bottacini , M. Bottcher , E. Bronzini , G. Brunelli , J. Buces Saez , A. Bulgarelli , T. Bulik , L. Burmistrov , P. G. Calisse , A. Campoy-Ordaz , B. K. Cantlay , G. Capasso , A. Caproni , R. Capuzzo-Dolcetta , M. Cardillo , S. Caroff , A. Carosi , E. Carquin , S. Casanova , E. Cascone , F. Cassol , G. Castignani , F. Catalani , D. Cerasole , M. Cerruti , P. M. Chadwick , S. Chaty , A. W. Chen , Y. Chen , M. Chernyakova , A. Chiavassa , G. Chon , J. Chudoba , L. Chytka , G. M. Cicciari , A. Cifuentes Santos , C. H. Coimbra Araujo , J. L. Contreras , B. Cornejo , J. Cortina , A. Costa , G. Cotter , P. Cristofari , O. Cuevas , Z. Curtis-Ginsberg , G. D'Amico , F. D'Ammando , P. D'Avanzo , P. Da Vela , L. David , F. Dazzi , M. de Bony de Lavergne , V. De Caprio , E. M. de Gouveia Dal Pino , B. De Lotto , M. de Naurois , V. de Souza , L. del Peral , M. V. del Valle , C. Delgado , D. della Volpe , D. Depaoli , A. Dettlaff , L. Di Bella , T. Di Girolamo , A. Di Piano , F. Di Pierro , R. Di Tria , L. Di Venere , R. Dima , A. Dinesh , E. Do Souto Espiñeira , D. Dominis Prester , A. Donini , D. Dorner , J. Dorner , M. Doro , L. Ducci , V. V. Dwarkadas , J. Ebr , C. Eckner , K. Egberts , L. Eisenberger , D. Elsasser , G. Emery , C. Escanuela Nieves , P. Escarate , M. Escobar Godoy , J. Escudero Pedrosa , P. Esposito , D. Falceta-Goncalves , E. Fedorova , S. Fegan , K. Feijen , Q. Feng , G. Ferrand , E. Fiandrini , A. Fiasson , M. Filipovic , V. Fioretti , L. Foffano , G. Fontaine , Y. Fukazawa , Y. Fukui , G. Galanti , G. Galaz , S. Gallozzi , V. Gammaldi , M. Garczarczyk , C. Gasbarra , D. Gasparrini , M. Gaug , G. Ghirlanda , J. G. Giesbrecht Formiga Paiva , N. Giglietto , F. Giordano , M. Giroletti , R. Giuffrida , J. -F. Glicenstein , P. Goldoni , J. M. Gonzalez , J. Goulart Coelho , T. Gradetzke , J. Granot , R. Grau , D. Green , J. G. Green , J. Grube , J. Hackfeld , D. Hadasch , A. Hahn , P. Hamal , W. Hanlon , S. Hara , V. M. Harvey , T. Hassan , K. Hayashi , L. Heckmann , N. Hiroshima , B. Hnatyk , R. Hnatyk , D. Horan , P. Horvath , D. Hrupec , S. Hussain , M. Iarlori , T. Inada , F. Incardona , S. Inoue , F. Iocco , A. Iuliano , Jahanvi , M. Jamrozy , P. Janecek , F. Jankowsky , C. Jarnot , I. Jaroschewski , P. Jean , V. Jilek , J. Jimenez Quiles , W. Jin , E. Joshi , J. Jurysek , V. Karas , H. Katagiri , J. Kataoka , S. Kaufmann , T. Keita , D. Kerszberg , M. Kherlakian , D. B. Kieda , R. Kissmann , T. Kleiner , Y. Kobayashi , K. Kohri , D. Kolar , N. Komin , A. Kong , K. Kosack , D. Kostunin , G. Kowal , H. Kubo , J. Kushida , A. La Barbera , N. La Palombara , B. Lacave , M. Lainez , A. Lamastra , J. Lapington , S. Lazarevic , J. -P. Lenain , F. Leone , E. Leonora , G. Leto , E. Lindfors , S. Lombardi , F. Longo , R. Lopez-Coto , M. Lopez-Moya , A. Lopez-Oramas , J. Lozano Bahilo , P. L. Luque-Escamilla , E. Lyard , O. Macias , P. Majumdar , M. Makariev , D. Mandat , S. Mangano , A. Marchetti , M. Mariotti , S. Markoff , I. Marquez , G. Marsella , O. Martinez , G. Maurin , D. Mazin , D. Melkumyan , S. Menon , E. Mestre , D. M. -A. Meyer , D. Miceli , M. Miceli , M. Michailidis , T. Miener , J. M. Miranda , R. Moderski , M. Molero , C. Molfese , E. Molina , K. Morik , A. Morselli , E. Moulin , A. L. Muller , K. Munari , T. Murach , A. Muraczewski , H. Muraishi , T. Nakamori , R. Nemmen , J. Niemiec , D. Nieto , M. Nievas Rosillo , L. Nikolic , K. Noda , D. Nosek , V. Novotny , S. Nozaki , A. Okumura , R. A. Ong , R. Orito , M. Orlandini , E. Orlando , S. Orlando , J. Otero-Santos , I. Oya , M. Ozlati Moghadam , A. Pagliaro , M. Palatiello , A. Pandey , G. Panebianco , D. Paneque , F. R. Pantaleo , J. M. Paredes , B. Patricelli , A. Pe'er , M. Pech , M. Pecimotika , M. Peresano , E. Peretti , J. Perez-Romero , G. Peron , F. Perrotta , M. Persic , O. Petruk , F. Pfeifle , E. Pietropaolo , M. Pihet , L. Pinchbeck , F. Pintore , G. Pirola , C. Pittori , F. Podobnik , M. Pohl , V. Pollet , G. Ponti , E. Prandini , G. Principe , M. Prouza , E. Pueschel , G. Puhlhofer , M. L. Pumo , M. Punch , A. Quirrenbach , S. Raino , R. Rando , S. Recchia , A. Reimer , O. Reimer , I. Reis , A. Reisenegger , W. Rhode , M. Ribo , C. Ricci , T. Richtler , J. Rico , L. Riitano , V. Rizi , E. Roache , G. Rodriguez Fernandez , P. Romano , G. Romeo , J. Rosado , A. Rosales de Leon , A. Roy , I. Sadeh , L. Saha , T. Saito , M. Sanchez-Conde , P. Sangiorgi , H. Sano , R. Santos-Lima , V. Sapienza , S. Sarkar , F. G. Saturni , A. Scherer , F. Schiavone , P. Schipani , P. Schovanek , F. Schussler , O. Sergijenko , H. Siejkowski , A. Simongini , V. Sliusar , A. Slowikowska , I. Sofia , H. Sol , S. Spinello , A. Stamerra , T. Starecki , R. Starling , T. Stolarczyk , Y. Suda , A. Sunny , T. Suomijarvi , R. Takeishi , S. J. Tanaka , F. Tavecchio , T. Tavernier , Y. Terada , M. Teshima , V. Testa , W. W. Tian , Y. Tian , L. Tibaldo , O. Tibolla , S. J. Tingay , C. J. Todero Peixoto , F. Tombesi , D. Tonev , F. Torradeflot , D. F. Torres , N. Tothill , G. Tovmassian , G. Tripodo , A. Trois , A. Tsiahina , A. Tutone , L. Vaclavek , M. Vacula , C. van Eldik , J. Vandenbroucke , V. Vassiliev , M. Vazquez Acosta , M. Vecchi , S. Vercellone , S. D. Vergani , I. Viale , A. Viana , A. Vigliano , J. Vignatti , C. F. Vigorito , J. Villanueva , E. Visentin , V. Voitsekhovskyi , S. Vorobiov , I. Vovk , T. Vuillaume , R. Walter , M. Wechakama , M. White , A. Wierzcholska , M. Will , F. Wohlleben , A. Wolter , F. Xotta , T. Yamamoto , R. Yamazaki , T. Yoshikoshi , M. Zacharias , G. Zaharijas , R. Zanmar Sanchez , D. Zavrtanik , M. Zavrtanik , A. Zech , V. I. Zhdanov , J. Zuriaga-Puig

Photon Reconstruction for H.E.S.S. Using a Semi-Analytical Shower Model

The High Energy Stereoscopic System (H.E.S.S.) is an array of five Imaging Atmospheric Cherenkov Telescopes (IACTs) designed to detect cosmogenic gamma-rays with very high energies. Originally consisting of just four identical IACTs (CT1-4)…

Instrumentation and Methods for Astrophysics · Physics 2019-08-14 M. Holler , A. Balzer , R. Chalmé-Calvet , M. de Naurois , D. Zaborov

Dark matter and fundamental physics with the Cherenkov Telescope Array Observatory

The Cherenkov Telescope Array Observatory (CTAO) will be the next-generation major ground-based gamma-ray observatory. It will be made up of two large arrays of imaging atmospheric Cherenkov telescopes (IACTs), with one site in the Northern…

High Energy Astrophysical Phenomena · Physics 2026-02-03 Francesco Schiavone

Energy Reconstruction in Analysis of Cherenkov Telescopes Images in TAIGA Experiment Using Deep Learning Methods

Imaging Atmospheric Cherenkov Telescopes (IACT) of TAIGA astrophysical complex allow to observe high energy gamma radiation helping to study many astrophysical objects and processes. TAIGA-IACT enables us to select gamma quanta from the…

Instrumentation and Methods for Astrophysics · Physics 2022-11-17 E. O. Gres , A. P. Kryukov

Reconstruction of extensive air shower images of the first Large Size Telescope prototype of CTA using a novel likelihood technique

Ground-based gamma-ray astronomy aims at reconstructing the energy and direction of gamma rays from the extensive air showers they initiate in the atmosphere. Imaging Atmospheric Cherenkov Telescopes (IACT) collect the Cherenkov light…

Instrumentation and Methods for Astrophysics · Physics 2022-09-21 Gabriel Emery , Cyril Alispach , Mykhailo Dalchenko , Luca Foffano , Matthieu Heller , Teresa Montaruli

Nature of the low-energy, {\gamma}-like background for the Cherenkov Telescope Array

The upcoming Cherenkov Telescope Array (CTA) project is expected to provide unprecedented sensitivity in the low-energy (<~100 GeV) range for Cherenkov telescopes. Most of the remaining background in this energy range results from…

Instrumentation and Methods for Astrophysics · Physics 2017-11-29 Julian Sitarek , Dorota Sobczyńska , Michał Szanecki , Katarzyna Adamczyk , Paolo Cumani , Abelardo Moralejo

Application of convolutional neural networks for data analysis in TAIGA-HiSCORE experiment

The TAIGA experimental complex is a hybrid observatory for high-energy gamma-ray astronomy in the range from 10 TeV to several EeV. The complex consists of such installations as TAIGA- IACT, TAIGA-HiSCORE and a number of others. The…

Instrumentation and Methods for Astrophysics · Physics 2022-11-23 Anna Vlaskina , Alexander Kryukov

Studies of Gamma-Ray Shower Reconstruction Using Deep Learning

The Cosmic Multiperspective Event Tracker (CoMET) R&D project aims to optimize the techniques for the detection of soft-spectrum sources through very-high-energy gamma-ray observations using particle detectors (called ALTO detectors), and…

Instrumentation and Methods for Astrophysics · Physics 2021-07-30 Tomas Bylund , Gašper Kukec Mezek , Mohanraj Senniappan , Yvonne Becherini , Michael Punch , Satyendra Thoudam , Jean-Pierre Ernenwein

Rare Events searches with Cherenkov Telescopes

Ground-based Imaging Cherenkov Telescope Arrays observe the Cherenkov radiation emitted in extended atmospheric showers generated by cosmic gamma rays in the TeV regime. The rate of these events is normally overwhelmed by 2-3 orders of…

High Energy Astrophysical Phenomena · Physics 2017-04-05 Michele Doro

A high performance likelihood reconstruction of gamma-rays for Imaging Atmospheric Cherenkov Telescopes

We present a sophisticated gamma-ray likelihood reconstruction technique for Imaging Atmospheric Cerenkov Telescopes. The technique is based on the comparison of the raw Cherenkov camera pixel images of a photon induced atmospheric particle…

Instrumentation and Methods for Astrophysics · Physics 2015-03-13 Mathieu de Naurois , Loic Rolland

Signal-background separation and energy reconstruction of gamma rays using pattern spectra and convolutional neural networks for the Small-Sized Telescopes of the Cherenkov Telescope Array

Imaging Atmospheric Cherenkov Telescopes (IACTs) detect very-high-energy gamma rays from ground level by capturing the Cherenkov light of the induced particle showers. Convolutional neural networks (CNNs) can be trained on IACT camera…

Instrumentation and Methods for Astrophysics · Physics 2023-12-01 J. Aschersleben , T. T. H. Arnesen , R. F. Peletier , M. Vecchi , C. Vlasakidis , M. H. F. Wilkinson

The Gamma-ray Cherenkov Telescope for the Cherenkov Telescope Array

The Cherenkov Telescope Array (CTA) is a forthcoming ground-based observatory for very-high-energy gamma rays. CTA will consist of two arrays of imaging atmospheric Cherenkov telescopes in the Northern and Southern hemispheres, and will…

Instrumentation and Methods for Astrophysics · Physics 2017-07-26 L. Tibaldo , A. Abchiche , D. Allan , J. -P. Amans , T. P. Armstrong , A. Balzer , D. Berge , C. Boisson , J. -J. Bousquet , A. M. Brown , M. Bryan , G. Buchholtz , P. M. Chadwick , H. Costantini , G. Cotter , M. K. Daniel , A. De Franco , F. De Frondat , J. -L. Dournaux , D. Dumas , J. -P. Ernenwein , G. Fasola , S. Funk , J. Gironnet , J. A. Graham , T. Greenshaw , O. Hervet , N. Hidaka , J. A. Hinton , J. -M. Huet , D. Jankowsky , I. Jegouzo , T. Jogler , M. Kraus , J. S. Lapington , P. Laporte , J. Lefaucheur , S. Markoff , T. Melse , L. Mohrmann , P. Molyneux , S. J. Nolan , A. Okumura , J. P. Osborne , R. D. Parsons , S. Rosen , D. Ross , G. Rowell , C. B. Rulten , Y. Sato , F. Sayede , J. Schmoll , H. Schoorlemmer , M. Servillat , H. Sol , V. Stamatescu , M. Stephan , R. Stuik , J. Sykes , H. Tajima , J. Thornhill , C. Trichard , J. Vink , J. J. Watson , R. White , N. Yamane , A. Zech , A. Zink , J. Zorn , the CTA Consortium

Distributed Real-Time Data Stream Analysis for CTA

Once completed, the Cherenkov Telescope Array (CTA) will be able to map the gamma-ray sky in a wide energy range from several tens of GeV to some hundreds of TeV and will be more sensitive than previous experiments by an order of magnitude.…

Instrumentation and Methods for Astrophysics · Physics 2018-09-05 Kai Brügge , Alexey Egorov , Christian Bockermann , Katharina Morik , Wolfgang Rhode