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A concept of the ground-based optical astronomical observations efficiency is considered in this paper. We believe that a telescope efficiency can be increased by properly allocating observation tasks with respect to the current environment…

Instrumentation and Methods for Astrophysics · Physics 2018-06-26 Matwey V. Kornilov

With the development of modern radio interferometers, wide-field continuum surveys have been planned and undertaken, for which accurate wide-field imaging methods are essential. Based on the widely-used W-stacking method, we propose a new…

Instrumentation and Methods for Astrophysics · Physics 2023-05-01 Haoyang Ye , Steve F. Gull , Sze M. Tan , Bojan Nikolic

Various autonomous or assisted driving strategies have been facilitated through the accurate and reliable perception of the environment around a vehicle. Among the commonly used sensors, radar has usually been considered as a robust and…

Computer Vision and Pattern Recognition · Computer Science 2021-07-07 Yizhou Wang , Zhongyu Jiang , Yudong Li , Jenq-Neng Hwang , Guanbin Xing , Hui Liu

This paper presents a DETR-based method for cross-domain weakly supervised object detection (CDWSOD), aiming at adapting the detector from source to target domain through weak supervision. We think DETR has strong potential for CDWSOD due…

Computer Vision and Pattern Recognition · Computer Science 2023-04-17 Zongheng Tang , Yifan Sun , Si Liu , Yi Yang

We present a method for characterizing image-subtracted objects based on shapelet analysis to identify transient events in ground-based time-domain surveys. We decompose the image-subtracted objects onto a set of discrete Zernike…

Instrumentation and Methods for Astrophysics · Physics 2019-10-17 Kendall Ackley , Stephen S. Eikenberry , Ceren Yildirim , Sergey Klimenko , Alan Garner

Radio interferometers provide the means to perform the wide-field-of-view (FoV), high-sensitivity observations required for modern radio surveys. As computing power per cost has decreased, there has been a move towards larger arrays of…

Instrumentation and Methods for Astrophysics · Physics 2025-11-12 Yunpeng Men , Ewan Barr , Amit Bansod , Weiwei Chen , Jason Wu , John Antoniadis , Jan Behrend , Niclas Esser , Oliver Polch , Gundolf Wieching , Tobias Winchen

LiDAR-based 3D detection plays a vital role in autonomous navigation. Surprisingly, although autonomous vehicles (AVs) must detect both near-field objects (for collision avoidance) and far-field objects (for longer-term planning),…

Computer Vision and Pattern Recognition · Computer Science 2023-08-09 Neehar Peri , Mengtian Li , Benjamin Wilson , Yu-Xiong Wang , James Hays , Deva Ramanan

An automated, rapid classification of transient events detected in the modern synoptic sky surveys is essential for their scientific utility and effective follow-up using scarce resources. This presents some unusual challenges: the data are…

Instrumentation and Methods for Astrophysics · Physics 2016-11-17 S. G. Djorgovski , A. A. Mahabal , C. Donalek , M. J. Graham , A. J. Drake , B. Moghaddam , M. Turmon

We introduce ForeSight, a novel joint detection and forecasting framework for vision-based 3D perception in autonomous vehicles. Traditional approaches treat detection and forecasting as separate sequential tasks, limiting their ability to…

Computer Vision and Pattern Recognition · Computer Science 2025-08-12 Sandro Papais , Letian Wang , Brian Cheong , Steven L. Waslander

ATUS, the Astronomical Telescope of the University of Stuttgart, is a fully remote-controlled 0.6 m f/8.17 Ritchey-Chr\'etien telescope optimized for high-cadence, high-fidelity photometry of transient sources. Observations are…

Instrumentation and Methods for Astrophysics · Physics 2026-04-03 Karsten Schindler , Jürgen Wolf , Alfred Krabbe

Transient surveys are a vital tool in exploring the dynamic universe, with radio transients acting as beacons for explosive and highly energetic astrophysical phenomena. However, performing commensal transient surveys using radio imaging…

[Abriged] Astronomical Wide Field Imaging performed with new large format CCD detectors poses data reduction problems of unprecedented scale which are difficult to deal with traditional interactive tools. We present here NExt (Neural…

Astrophysics · Physics 2009-10-31 S. Andreon , G. Gargiulo , G. Longo , R. Tagliaferri , N. Capuano

The distributed telescope array offers promise for conducting large-sky-area, high-frequency time domain surveys. Multiple telescopes can be deployed at each observation site, so intra-site observation task scheduling is crucial for…

Instrumentation and Methods for Astrophysics · Physics 2024-10-22 Yajie Zhang , Ce Yu , Chao Sun , Yi Hu , Zhaohui Shang , Jizeng Wei , Xu Yang

The wide-field spectroscopic survey telescope (WST) is proposed to become the next large optical/near infrared facility for the European Southern Observatory (ESO) once the Extremely Large Telescope (ELT) has become operational. While the…

Instrumentation and Methods for Astrophysics · Physics 2023-08-31 Roland Bacon , Martin M. Roth , Paola Amico , Eloy Hernandez , the WST Consortium

We present a fast, efficient and easy to apply computational method for the detection of planetary transits in large photometric datasets. The code has been specifically produced to analyse an ensemble of 21,950 stars in the globular…

Astrophysics · Physics 2009-11-10 David T. F Weldrake , Penny D Sackett

This paper presents a new algorithm for autonomous multitarget tracking of resident space objects using optical angles-only measurements from a spaceborne observer. To enable autonomous angles-only navigation of spacecraft swarms, an…

Signal Processing · Electrical Eng. & Systems 2021-10-04 Justin Kruger , Simone D'Amico

In time-domain astronomy, a substantial number of transients will be discovered by multi-wavelength and multi-messenger observatories, posing a great challenge for follow-up capabilities. We have thus proposed an intelligent X-ray…

Safety and security issues for Critical Infrastructures are growing as attackers adopt drones as an attack vector flying in sensitive airspaces, such as airports, military bases, city centers, and crowded places. Despite the use of UAVs for…

Machine Learning · Computer Science 2023-11-16 Domenico Lofù , Pietro Di Gennaro , Pietro Tedeschi , Tommaso Di Noia , Eugenio Di Sciascio

The ongoing optical time-domain astronomy surveys are routinely reporting fifty transient candidates per night. Here, I investigate the demographics of astronomical transients and supernova classifications reported to the Transient Name…

Instrumentation and Methods for Astrophysics · Physics 2020-04-14 S. R. Kulkarni
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