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The sensitivity of imaging atmospheric Cherenkov telescopes (IACTs) in TeV gamma-ray observations reachs its maximum at small zenith angles (< 30 degree) which provide the minimum attainable energy threshold of an instrument. However, for a…

Astrophysics · Physics 2008-11-26 A. Konopelko , F. Aharonian , M. Hemberger , W. Hofmann , J. Kettler , G. Puehlhofer , H. J. Voelk

The LOw-Frequency ARray is a low-frequency radio interferometer composed by observational stations spread across Europe and it is the largest precursor of SKA in terms of effective area and generated data rates. In 2018, the Italian…

Sub milli-arcsecond imaging in the visible band will provide a new perspective in stellar astrophysics. Even though stellar intensity interferometry was abandoned more than 40 years ago, it is capable of imaging and thus accomplishing more…

Instrumentation and Methods for Astrophysics · Physics 2010-09-29 Paul D. Nunez , Stephan LeBohec , David Kieda , Richard Holmes , Hannes Jensen , Dainis Dravins

The construction of the Cherenkov Telescope Array is expected to start soon. We will present the baseline methods and their extensions currently foreseen to calibrate the observatory. These are bound to achieve the strong requirements on…

Instrumentation and Methods for Astrophysics · Physics 2019-08-14 Markus Gaug , Michael Daniel , David Berge , Raquel de los Reyes , Michele Doro , Andreas Foerster , Maria Concetta Maccarone , Dan Parsons , Christopher van Eldik

As long-endurance and seafloor-resident AUVs become more capable, there is an increasing need for extended, real-time interpretation of seafloor imagery to enable adaptive missions and optimise communication efficiency. Although offline…

Computer Vision and Pattern Recognition · Computer Science 2025-09-09 Cailei Liang , Adrian Bodenmann , Sam Fenton , Blair Thornton

For time-domain astronomy, it is crucial to frequently image celestial objects at specific depths within a predetermined cadence. To fulfill these scientific demands, scientists globally have started or planned the development of…

Instrumentation and Methods for Astrophysics · Physics 2025-05-07 Wennan Xiang , Peng Jia , Zhengyang Li , Jifeng Liu , Zhenyu Ying , Zeyu Bai

The effective observation time of Imaging Air Cherenkov Telescopes (IACTs) plays an important role in the detection of gamma-ray sources, especially when the expected flux is low. This time is strongly limited by the atmospheric conditions.…

Instrumentation and Methods for Astrophysics · Physics 2020-09-29 Dorota Sobczyńska , Katarzyna Adamczyk , Julian Sitarek , Michal Szanecki

Anomaly detection in Industrial Internet of Things (IIoT) environments is essential to protect the Industrial Control Systems (ICS) and Cyber-Physical Systems (CPS) from occuring run time false data injection and other malicious attacks.…

Machine Learning · Computer Science 2026-05-26 Rai Ali Yar , Umaisa Lail , Anwar Shah

Earth observation analytics have the potential to transform many sectors. However, due to limited ground connections, it currently takes hours to days to download and analyze Earth observation data, diminishing the value of data for…

Distributed, Parallel, and Cluster Computing · Computer Science 2026-02-12 Zhouyu Li , Zhijin Yang , Huayue Gu , Xiaojian Wang , Yuchen Liu , Ruozhou Yu

The Latin American Giant Observatory (LAGO) is a distributed cosmic ray observatory at a regional scale in Latin America, by deploying a large network of Water Cherenkov detectors (WCD) and other astroparticle detectors in a wide range of…

Instrumentation and Methods for Astrophysics · Physics 2022-01-03 Antonio Juan Rubio-Montero , Raúl Pagán-Muñoz , Rafael Mayo-García , Alfonso Pardo-Diaz , Iván Sidelnik , Hernán Asorey

The Cherenkov Telescope Array (CTA) Observatory must be capable of issuing fast alerts on variable and transient sources to maximize the scientific return. This will be accomplished by means of a Real-Time Analysis (RTA) pipeline, a key…

Reliable quality control (QC) of ultrasound images is essential for both real-time acquisition guidance and retrospective clinical audit, yet existing approaches rely heavily on per-plane annotations, or employ pseudo-labeling prone to…

Computer Vision and Pattern Recognition · Computer Science 2026-05-26 Chunzheng Zhu , Jianxin Lin , Feng Wang , Cheng Jiang , Guanghua Tan , Zhenyu Zhou , Shengli Li , Kenli Li

This work presents a description of the scientific goals and objectives of OPTIMus (OPTical, Infrared, Millimeter survey of massive star-forming regions), a survey of massive star-forming regions in the optical, infrared, and millimeter…

Astrophysics of Galaxies · Physics 2026-03-05 M. S. Kirsanova , A. V. Moiseev , A. M. Tatarnikov , A. S. Gusev , A. D. Yarovova , D. S. Wiebe

Retinal image quality assessment (RIQA) is essential for controlling the quality of retinal imaging and guaranteeing the reliability of diagnoses by ophthalmologists or automated analysis systems. Existing RIQA methods focus on the RGB…

Computer Vision and Pattern Recognition · Computer Science 2020-01-10 Huazhu Fu , Boyang Wang , Jianbing Shen , Shanshan Cui , Yanwu Xu , Jiang Liu , Ling Shao

Spiking Neural Networks (SNNs) promise efficient and dynamic spatio-temporal data processing. This paper reformulates a significant challenge in radio astronomy, Radio Frequency Interference (RFI) detection, as a time-series segmentation…

Neural and Evolutionary Computing · Computer Science 2026-01-23 Nicholas J. Pritchard , Andreas Wicenec , Mohammed Bennamoun , Richard Dodson

The rapid growth of imaging and spectroscopic surveys has intensified the need for efficient tools that support visual inspection, a practice that remains essential for tasks such as classification, catalog refinement, and validation of…

The landscape of ground-based gamma-ray astronomy is drastically changing with the perspective of the Cherenkov Telescope Array (CTA) composed of more than 100 Cherenkov telescopes. For the first time in this energy domain, CTA will be…

Instrumentation and Methods for Astrophysics · Physics 2017-11-22 Mathieu Servillat , Catherine Boisson , Julien Lefaucheur , Johan Brégeon , Michèle Sanguillon , Jose-Luis Contreras

The EU AI Act mandates that providers and deployers of high-risk AI systems establish a quality management system (QMS). Among other criteria, a QMS shall help verify and document the AI system design and quality and monitor the proper…

Software Engineering · Computer Science 2024-11-13 Henryk Mustroph , Stefanie Rinderle-Ma

We describe three real time data analysis systems implemented during the third phase of the OGLE survey (OGLE-III). The EWS system is designed to detect on-going microlensing events. The EEWS system monitors the microlensing phenomena for…

Astrophysics · Physics 2011-05-05 A. Udalski
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