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The Five-Hundred-Meter Aperture Spherical Radio Telescope(FAST) is the largest single-dish radio telescope in the world. In this paper, we make forecast on the FAST HI large scale structure survey by mock observations. We consider a drift…

Cosmology and Nongalactic Astrophysics · Physics 2020-03-30 Wenkai Hu , Xin Wang , Fengquan Wu , Yougang Wang , Pengjie Zhang , Xuelei Chen

Microarray technology is a new and powerful tool for the concurrent monitoring of a large number of gene expressions. Each microarray experiment produces hundreds of images. Each digital image requires a large storage space. Hence,…

Image and Video Processing · Electrical Eng. & Systems 2023-03-21 Anahita Banaei , Shadrokh Samavi , Ebrahim Nasr Esfahani

The current archives of LAMOST multi-object spectrograph contain millions of fully reduced spectra, from which the automatic pipelines have produced catalogues of many parameters of individual objects, including their approximate spectral…

Instrumentation and Methods for Astrophysics · Physics 2017-06-14 Petr Škoda , Andrej Palička , Jakub Koza , Ksenia Shakurova

We describe a map-making method which we have developed for the Balloon-borne Large Aperture Submillimeter Telescope (BLAST) experiment, but which should have general application to data from other submillimeter arrays. Our method uses a…

This paper proposes a novel image set classification technique based on the concept of linear regression. Unlike most other approaches, the proposed technique does not involve any training or feature extraction. The gallery image sets are…

Computer Vision and Pattern Recognition · Computer Science 2019-03-05 Uzair Nadeem , Syed Afaq Ali Shah , Mohammed Bennamoun , Roberto Togneri , Ferdous Sohel

We present TOPGN, a novel method for real-time transparent obstacle detection for robot navigation in unknown environments. We use a multi-layer 2D grid map representation obtained by summing the intensities of lidar point clouds that lie…

Robotics · Computer Science 2024-08-13 Kasun Weerakoon , Adarsh Jagan Sathyamoorthy , Mohamed Elnoor , Anuj Zore , Dinesh Manocha

Coming high-cadence wide-field optical telescopes will image hundreds of thousands of sources per minute. Besides inspecting the near real-time data streams for transient and variability events, the accumulated data archive is a wealthy…

Instrumentation and Methods for Astrophysics · Physics 2018-03-20 Bart Scheers , Steven Bloemen , Hannes Mühleisen , Pim Schellart , Arjen van Elteren , Martin Kersten , Paul J. Groot

The Palomar Transient Factory (PTF) is a synoptic sky survey in operation since 2009. PTF utilizes a 7.1 square degree camera on the Palomar 48-inch Schmidt telescope to survey the sky primarily at a single wavelength (R-band) at a rate of…

Instrumentation and Methods for Astrophysics · Physics 2015-01-27 J. Surace , R. Laher , F. Masci , C. Grillmair , G. Helou

The next generation of observatories will facilitate the discovery of new types of astrophysical transients. The detection of such phenomena, whose characteristics are presently poorly constrained, will hinge on the ability to perform blind…

High Energy Astrophysical Phenomena · Physics 2019-08-06 Iftach Sadeh

We investigate the problem of scanning and prediction ("scandiction", for short) of multidimensional data arrays. This problem arises in several aspects of image and video processing, such as predictive coding, for example, where an image…

Information Theory · Computer Science 2007-07-13 Asaf Cohen , Neri Merhav , Tsachy Weissman

The pioneer space mission for photometric exoplanet searches, CoRoT, steadily monitors about 12000 stars in each of its fields of view. Transit detection algorithms are applied to derive promising planetary candidates, which are then…

Astrophysics · Physics 2009-11-13 S. Renner , H. Rauer , A. Erikson , P. Hedelt , P. Kabath , R. Titz , H. Voss

We have developed an atmospheric monitoring system for the Telescope Array experiment at Akeno Observatory. It consists of a Nd:YAG laser with an alt-azimuth shooting system and a small light receiver. This system is installed inside an air…

Astrophysical transients with rapid development on sub-hour timescales are intrinsically rare. Due to their short durations, events like stellar superflares, optical flashes from gamma-ray bursts, and shock breakouts from young supernovae…

The Zwicky Transient Facility (ZTF) is a new optical time-domain survey that uses the Palomar 48-inch Schmidt telescope. A custom-built wide-field camera provides a 47 deg$^2$ field of view and 8 second readout time, yielding more than an…

Instrumentation and Methods for Astrophysics · Physics 2019-02-07 Eric C. Bellm , Shrinivas R. Kulkarni , Matthew J. Graham , Richard Dekany , Roger M. Smith , Reed Riddle , Frank J. Masci , George Helou , Thomas A. Prince , Scott M. Adams , C. Barbarino , Tom Barlow , James Bauer , Ron Beck , Justin Belicki , Rahul Biswas , Nadejda Blagorodnova , Dennis Bodewits , Bryce Bolin , Valery Brinnel , Tim Brooke , Brian Bue , Mattia Bulla , Rick Burruss , S. Bradley Cenko , Chan-Kao Chang , Andrew Connolly , Michael Coughlin , John Cromer , Virginia Cunningham , Kishalay De , Alex Delacroix , Vandana Desai , Dmitry A. Duev , Gwendolyn Eadie , Tony L. Farnham , Michael Feeney , Ulrich Feindt , David Flynn , Anna Franckowiak , S. Frederick , C. Fremling , Avishay Gal-Yam , Suvi Gezari , Matteo Giomi , Daniel A. Goldstein , V. Zach Golkhou , Ariel Goobar , Steven Groom , Eugean Hacopians , David Hale , John Henning , Anna Y. Q. Ho , David Hover , Justin Howell , Tiara Hung , Daniela Huppenkothen , David Imel , Wing-Huen Ip , Željko Ivezić , Edward Jackson , Lynne Jones , Mario Juric , Mansi M. Kasliwal , S. Kaspi , Stephen Kaye , Michael S. P. Kelley , Marek Kowalski , Emily Kramer , Thomas Kupfer , Walter Landry , Russ R. Laher , Chien-De Lee , Hsing Wen Lin , Zhong-Yi Lin , Ragnhild Lunnan , Matteo Giomi , Ashish Mahabal , Peter Mao , Adam A. Miller , Serge Monkewitz , Patrick Murphy , Chow-Choong Ngeow , Jakob Nordin , Peter Nugent , Eran Ofek , Maria T. Patterson , Bryan Penprase , Michael Porter , Ludwig Rauch , Umaa Rebbapragada , Dan Reiley , Mickael Rigault , Hector Rodriguez , Jan van Roestel , Ben Rusholme , Jakob van Santen , S. Schulze , David L. Shupe , Leo P. Singer , Maayane T. Soumagnac , Robert Stein , Jason Surace , Jesper Sollerman , Paula Szkody , F. Taddia , Scott Terek , Angela Van Sistine , Sjoert van Velzen , W. Thomas Vestrand , Richard Walters , Charlotte Ward , Quan-Zhi Ye , Po-Chieh Yu , Lin Yan , Jeffry Zolkower

Gas leakage poses a significant hazard that requires prevention. Traditionally, human inspection has been used for detection, a slow and labour-intensive process. Recent research has applied machine learning techniques to this problem, yet…

Computer Vision and Pattern Recognition · Computer Science 2025-05-06 Wenqi Guo , Yiyang Du , Shan Du

The Very Large Area gamma-ray Space Telescope (VLAST) is a mission concept proposed to detect gamma-ray photons through both the Compton scattering and electron-positron pair production mechanisms, enabling the detection of photons with…

Instrumentation and Methods for Astrophysics · Physics 2024-09-02 Xu Pan , Wei Jiang , Chuan Yue , Shi-Jun Lei , Yu-Xin Cui , Qiang Yuan

The Large Synoptic Survey Telescope (LSST) is a proposed 8.4-meter telescope that will be located in the Andes mountains in Chile. Every 17 seconds, a 6.4 GB image is transferred to Illinois for immediate processing. That transfer needs to…

Networking and Internet Architecture · Computer Science 2013-06-25 D. Michael Freemon

The Telescope Array is the largest experiment studying ultra-high energy cosmic rays in the northern hemisphere. The detection area of the experiment consists of an array of 507 surface detectors, and a fluorescence detector divided into…

Instrumentation and Methods for Astrophysics · Physics 2014-03-05 Telescope Array Collaboration

Image saliency detection has recently witnessed rapid progress due to deep convolutional neural networks. However, none of the existing methods is able to identify object instances in the detected salient regions. In this paper, we present…

Computer Vision and Pattern Recognition · Computer Science 2017-04-13 Guanbin Li , Yuan Xie , Liang Lin , Yizhou Yu