English
Related papers

Related papers: The RTApipe framework for the gamma-ray real-time …

200 papers

We present sensipy, an open-source Python toolkit for simulating observations of transient astrophysical sources, particularly in the high-energy (HE, keV-GeV) and very-high-energy (VHE, GeV-TeV) gamma-ray ranges. The most explosive events…

High Energy Astrophysical Phenomena · Physics 2026-02-16 Jarred G. Green , Barbara Patricelli , Antonio Stamerra , Monica Seglar-Arroyo

Realtime analyses are necessary to identify the source of high energy neutrinos. As an observatory with a 4$\pi$ steradian field of view and near-100% duty cycle, the IceCube Neutrino Observatory is a unique facility for investigating…

High Energy Astrophysical Phenomena · Physics 2021-07-21 Alex Pizzuto , Abhishek Desai , Raamis Hussain

The Swift Burst Alert Telescope (BAT) is a coded aperture gamma-ray instrument with a large field of view that was designed to detect and localize transient events. When a transient is detected, either on-board or externally, the BAT saves…

Adaptivity in multi-function radar systems is rapidly increasing, especially when moving towards fully adaptive, cognitive radar systems. However, the large number of available system configurations makes the rigorous verification and…

Signal Processing · Electrical Eng. & Systems 2023-02-21 Pepijn Cox , Mario Coutino , Giuseppe Papari , Ahmad Mouri Sardarabadi , Laura Anitori

Evaluating Retrieval-Augmented Generation (RAG) systems remains a challenging task: existing metrics often collapse heterogeneous behaviors into single scores and provide little insight into whether errors arise from retrieval,reasoning, or…

Computation and Language · Computer Science 2026-01-09 Keerthana Murugaraj , Salima Lamsiyah , Martin Theobald

In the multi-messenger era, facilities share their results with the scientific community through networks such as the General Coordinates Network to study transient phenomena (e.g., Gamma-ray bursts) and implement real-time analysis…

Instrumentation and Methods for Astrophysics · Physics 2023-03-16 A. Addis , A. Bulgarelli , N. Parmiggiani , J. Rodi , A. Bazzano

Since its start in 2014, the lightweight open source Python library Gammapy has come a long way to become a popular data analysis package for high-energy astrophysics. Selected as the official CTAO Science Analysis tool, it is also an…

Instrumentation and Methods for Astrophysics · Physics 2023-08-28 B. Khélifi , R. Terrier , A. Donath , A. Sinha , Q. Remy , F. Pintore

Temporal sampling does more than add another axis to the vector of observables. Instead, under the recognition that how objects change (and move) in time speaks directly to the physics underlying astronomical phenomena, next-generation…

Astrophysics · Physics 2009-06-25 J. S. Bloom , D. L. Starr , N. R. Butler , P. Nugent , M. Rischard , D. Eads , D. Poznanski

Multi-wavelength and multi-messenger astrophysics have experienced rapid growth over the past decade, seeking a complete picture of different cosmic phenomena. Transient sources, in particular, benefit from the input of multi-messenger…

High Energy Astrophysical Phenomena · Physics 2025-10-06 Bernardo Cornejo , Halim Ashkar , Matteo Cerruti , Ilja Jaroschewski , Pierre Pichard , Santiago Pita , Fabian Schussler

The Cherenkov Telescope Array (CTA) is a next generation ground-based very-high-energy gamma-ray observatory that will allow for observations in the >10 GeV range with unprecedented photon statistics and sensitivity. This will enable the…

High Energy Astrophysical Phenomena · Physics 2021-08-11 Alessandro Carosi , Alicia López-Oramas , Francesco Longo

Interactive response time is important in analytical pipelines for users to explore a sufficient number of possibilities and make informed business decisions. We consider a forecasting pipeline with large volumes of high-dimensional time…

Databases · Computer Science 2021-01-19 Shuyuan Yan , Bolin Ding , Wei Guo , Jingren Zhou , Zhewei Wei , Xiaowei Jiang , Sheng Xu

We describe the development of a system for an automated, iterative, real-time classification of transient events discovered in synoptic sky surveys. The system under development incorporates a number of Machine Learning techniques, mostly…

Instrumentation and Methods for Astrophysics · Physics 2011-10-24 S. G. Djorgovski , C. Donalek , A. Mahabal , B. Moghaddam , M. Turmon , M. Graham , A. Drake , N. Sharma , Y. Chen

Modern time-domain astronomical surveys produce high throughput data streams which require tools for processing and analysis. This will be critical for programs making full use of the alert stream from the Vera Rubin Observatory (VRO),…

Instrumentation and Methods for Astrophysics · Physics 2025-05-28 Jakob Nordin , Valery Brinnel , Jakob van Santen , Simeon Reusch , Marek Kowalski

The Large-Sized Telescopes (LSTs) of the Cherenkov Telescope Array Observatory (CTAO) will play a crucial role in the study of transient gamma-ray sources, such as gamma-ray bursts and flaring active galactic nuclei. The low energy…

Instrumentation and Methods for Astrophysics · Physics 2023-09-22 Sami Caroff , Pierre Aubert , Enrique Garcia , Gilles Maurin , Vincent Pollet , Thomas Vuillaume

The Australian Square Kilometre Array Pathfinder (ASKAP) collects images of the sky at radio wavelengths with an unprecedented field of view, combined with a high angular resolution and sub-millijansky sensitivities. The large quantity of…

Instrumentation and Methods for Astrophysics · Physics 2021-01-20 Sergio Pintaldi , Adam Stewart , Andrew O'Brien , David Kaplan , Tara Murphy

I provide an incomplete inventory of the astronomical variability that will be found by next-generation time-domain astronomical surveys. These phenomena span the distance range from near-Earth satellites to the farthest Gamma Ray Bursts.…

Astrophysics · Physics 2009-11-13 Andrew C. Becker

The observation of Very High Energy gamma rays (VHE, E > 100 GeV) led us to the identification of extremely energetic processes and particle acceleration sites both within our Galaxy and beyond. We expect that VHE facilities, like CTA, will…

Instrumentation and Methods for Astrophysics · Physics 2021-09-08 G. La Mura , G. Chiaro , R. Conceiçao , A. De Angelis , M. Pimenta , B. Tomé

The simultaneous detection of electromagnetic and gravitational waves from the coalescence of two neutron stars (GW170817 and GRB170817A) has ushered in a new era of "multi-messenger" astronomy, with electromagnetic detections spanning from…

High Energy Astrophysical Phenomena · Physics 2020-06-10 Mouza Almualla , Michael W. Coughlin , Shreya Anand , Khalid Alqassimi , Nidhal Guessoum , Leo P. Singer

We present a methodology for automated real-time analysis of a radio image data stream with the goal to find transient sources. Contrary to previous works, the transients we are interested in occur on a time-scale where dispersion starts to…

Instrumentation and Methods for Astrophysics · Physics 2021-08-09 David Ruhe , Mark Kuiack , Antonia Rowlinson , Ralph Wijers , Patrick Forré