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Given the increasingly serious air pollution problem, the monitoring of air quality index (AQI) in urban areas has drawn considerable attention. This paper presents ImgSensingNet, a vision guided aerial-ground sensing system, for…

系统与控制 · 计算机科学 2019-05-28 Yuzhe Yang , Zhiwen Hu , Kaigui Bian , Lingyang Song

Ground-based high contrast imaging (HCI) and extreme adaptive optics (AO) technologies have advanced to the point of enabling direct detections of gas-giant exoplanets orbiting beyond the snow lines around nearby young star systems.…

In its all-sky survey, the ESA global astrometry mission Gaia will perform high-precision astrometry and photometry for 1 billion stars down to $V = 20$ mag. The data collected in the Gaia catalogue, to be published by the end of the next…

地球与行星天体物理 · 物理学 2015-05-14 A. Sozzetti

The performance of a confocal imaging system may be no better than a general-purpose widefield system if it is not properly maintained or quality controlled. The publication of ISO 21073, 'Confocal microscopes- Optical data of fluorescence…

其他定量生物学 · 定量生物学 2020-11-20 Glyn Nelson , Laurent Gelman , Orestis Faklaris , Roland Nitschke , Alex Laude

White dwarf asteroseismology offers the opportunity to probe the structure and composition of stellar objects governed by relatively simple physical principles. The observational requirements of asteroseismology have been addressed by the…

天体物理学 · 物理学 2009-10-31 T. S. Metcalfe , R. E. Nather , D. E. Winget

The attention mechanism is blooming in computer vision nowadays. However, its application to video quality assessment (VQA) has not been reported. Evaluating the quality of in-the-wild videos is challenging due to the unknown of pristine…

计算机视觉与模式识别 · 计算机科学 2021-08-24 Fengchuang Xing , Yuan-Gen Wang , Hanpin Wang , Leida Li , Guopu Zhu

Fast timing capability in X-ray observation of astrophysical objects is one of the key properties for the ASTRO-H (Hitomi) mission. Absolute timing accuracies of 350 micro second or 35 micro second are required to achieve nominal scientific…

Data access and interoperability module connects the observation proposals, data, virtual machines and software. According to the unique identifier of PI (principal investigator), an email address or an internal ID, data can be collected by…

Over the past few years, the role of visualization for scientific purpose has grown up enormously. Astronomy makes an extended use of visualization techniques to analyze data, and scientific visualization has became a fundamental part of…

天体物理学 · 物理学 2007-05-23 U. Becciani , V. Antonuccio-Delogu , C. Gheller , L. Calori , F. Buonomo , S. Imboden

Large astronomical instruments using tens to hundreds of optical or infrared science detectors pose specific challenges for detector control, where, in addition to performance, other engineering aspects like scalability, power consumption,…

We present the unTimely Catalog, a deep time-domain catalog of detections based on Wide-field Infrared Survey Explorer (WISE) and NEOWISE observations spanning the 2010 through 2020 time period. Detections are extracted from 'time-resolved…

天体物理仪器与方法 · 物理学 2023-01-18 A. M. Meisner , D. Caselden , E. F. Schlafly , F. Kiwy

ESASky is a science-driven discovery portal to explore the multi-wavelength sky and visualise and access multiple astronomical archive holdings. The tool is a web application that requires no prior knowledge of any of the missions involved…

In view of increased interest in object-oriented systems for describing coordinate information, we present a description of the data model used by the Starlink AST library. AST provides a comprehensive range of facilities for attaching…

天体物理仪器与方法 · 物理学 2016-03-04 David Berry , Rodney Warren-Smith , Tim Jenness

Astronomical spectra, which encode rich astrophysical and chemical information, are fundamental to understanding celestial objects and universal laws. The advent of large-scale spectroscopic surveys, generating tens of millions of spectra,…

天体物理仪器与方法 · 物理学 2026-03-23 Yuan-Hao Pu , Guo-Hong Lei , Yang Xu , Xun-Zhou Chen , Hai-Jun Tian

We present AstroWISP: a collection of image processing tools for source extraction, background determination, point spread function/pixel response function fitting, and aperture photometry. AstroWISP is particularly well-suited for working…

天体物理仪器与方法 · 物理学 2025-09-03 Kaloyan Penev , Angel Romero , S. Javad Jafarzadeh , Olivier Guyon , Wilfred Gee , Preethi Krishnamoorthy

Data archiving is one of the most critical issues for modern astronomical observations. With the development of a new generation of radio telescopes, the transfer and archiving of massive remote data have become urgent problems to be…

天体物理仪器与方法 · 物理学 2021-12-08 Cong-Ming Shi , Hui Deng , Feng Wang , Ying Mei , Shao-Guang Guo , Chen Yang , Chen Wu , Shou-Lin Wei , Andreas Wicenec

We have used an existing, robotic, multi-lens, all-sky camera system, coupled to a dedicated data reduction pipeline, to automatically determine orbital parameters of satellites in Low Earth Orbit (LEO). Each of the fixed cameras has a…

天体物理仪器与方法 · 物理学 2020-04-20 T. P. G. Wijnen , R. Stuik , M. Rodenhuis , M. Langbroek , P. Wijnja

In this paper we describe the first data release of the UltraVISTA near-infrared imaging survey of the COSMOS field. We summarise the key goals and design of the survey and provide a detailed description of our data reduction techniques .…

Virtual Observatory (VO) is a data-intensively online astronomical research and education environment, which takes advantages of advanced information technologies to achieve seamless and global access to astronomical information. AstroCloud…

We derive new empirical scaling relations between WISE mid-infrared galaxy photometry and well-determined stellar masses from SED modeling of a suite of optical-infrared photometry provided by the DR4 Catalogue of the GAMA-KiDS-VIKING…

星系天体物理 · 物理学 2023-01-18 T. H. Jarrett , M. E. Cluver , Edward N. Taylor , Sabine Bellstedt , A. S. G Robotham , H. F. M. Yao