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The program package SME (Spectroscopy Made Easy), designed to perform an analysis of stellar spectra using spectral fitting techniques, was updated due to adding new functions (isotopic and hyperfine splittins) in VALD and including grids…

Instrumentation and Methods for Astrophysics · Physics 2017-10-31 N. Piskunov , T. Ryabchikova , Yu. Pakhomov , T. Sitnova , S. Alexeeva , L. Mashonkina , T. Nordlander

The Large Area Telescope (LAT) instrument onboard GLAST offers a tremendous opportunity for future blazar studies. In order to fully benefit from its capabilities and to maximize the scientific return from the LAT, it is of great importance…

Astrophysics · Physics 2009-06-23 L. Fuhrmann , J. A. Zensus , T. P. Krichbaum , E. Angelakis , A. C. S. Readhead

The term artificial intelligence (AI) first appeared in the mid-20th century. It wasn't until well into the 21st century that AI began to flourish. Today, AI has found very diverse applications. One area that is just beginning to be…

Physics Education · Physics 2025-07-14 Jorge Pinochet

Many aspects of the design trade-off of a space-based instrument and its performance can best be tackled through simulations of the expected observations. The complex interplay of various noise sources in the course of the observations make…

Instrumentation and Methods for Astrophysics · Physics 2014-07-02 P. Marcos-Arenal , W. Zima , J. De Ridder , C. Aerts , R. Huygen , R. Samadi , J. Green , G. Piotto , S. Salmon , C. Catala , H. Rauer

Dedicated to spectroscopic and imaging observations of the ultraviolet sky, the World Space Observatory for Ultraviolet Project is a Russia led international collaboration presently involving also China, Germany, Italy, Spain and Ukraine.…

The Gamma-ray Large Area Space Telescope (GLAST) is an observatory designed to perform gamma-ray astronomy in the energy range 20 MeV to 300 GeV, with supporting measurements for gamma-ray bursts from 10 keV to 25 MeV. GLAST will be…

Astrophysics · Physics 2009-06-23 D. Paneque , A. Borgland , A. Bovier , E. Bloom , Y. Edmonds , S. Funk , G. Godfrey , R. Rando , L. Wai , P. Wang

Experience with ASTROVIRTEL, scientific analysis of current large data sets, and detailed preparation for the truly huge future missions especially GAIA, provide important lessons for the Astrophysical Virtual Observatory. They demonstrate…

Astrophysics · Physics 2007-05-23 Gerry Gilmore

The International Virtual Observatory Alliance (IVOA) develops the technical standards needed for seamless discovery of and access to astronomy data worldwide, according to the Findable, Accessible, Interoperable and Reusable (FAIR)…

Instrumentation and Methods for Astrophysics · Physics 2020-12-14 G. Bruce Berriman , The IVOA Executive Committee , The IVOA Technical Coordination Group , The IVOA Community

Spectropolarimetry at high spatial and spectral resolution is a basic tool to characterize the magnetic properties of the solar atmosphere. We introduce the KIS/IAA Visible Imaging Polarimeter (VIP), a new post-focus instrument that…

Solar and Stellar Astrophysics · Physics 2015-05-19 C. Beck , L. R. Bellot Rubio , T. J. Kentischer , A. Tritschler , J. C. del Toro Iniesta

With the implementation of many ambitious observation projects, including LAMOST, FAST, and Antarctic observatory at Doom A, observational astronomy in China is stepping into a brand new era with emerging data avalanche. In the era of…

Instrumentation and Methods for Astrophysics · Physics 2010-01-13 Chenzhou Cui , Boliang He , Yang Yang , Yongheng Zhao

Spherical coordinate systems, which are ubiquitous in astronomy, cannot be shown without distortion on flat, two-dimensional surfaces. This poses challenges for the two complementary phases of visual exploration -- making discoveries in…

Instrumentation and Methods for Astrophysics · Physics 2018-07-18 C. J. Fluke , D. G. Barnes

Streaming videos from resource-constrained front-end devices over networks to resource-rich cloud servers has long been a common practice for surveillance and analytics. Most existing live video analytics (LVA) systems, however, have been…

Networking and Internet Architecture · Computer Science 2025-08-21 Miao Zhang , Jiaxing Li , Haoyuan Zhao , Linfeng Shen , Jiangchuan Liu

There is a growing need for massive computational resources for the analysis of new astronomical datasets. To tackle this problem, we present here our first steps towards marrying two new and emerging technologies; the Virtual Observatory…

Line observations of young stellar objects (YSOs) at (sub)millimeter wavelengths provide essential information of gas kinematics in star and planet forming environments. For Class 0 and I YSOs, identification of Keplerian rotation is of…

Earth and Planetary Astrophysics · Physics 2023-11-15 Yusuke Aso , Jinshi Sai

On-orbit servicing (OOS), inspection of spacecraft, and active debris removal (ADR). Such missions require precise rendezvous and proximity operations in the vicinity of non-cooperative, possibly unknown, resident space objects. Safety…

Computer Vision and Pattern Recognition · Computer Science 2024-06-05 Van Minh Nguyen , Emma Sandidge , Trupti Mahendrakar , Ryan T. White

The study explored the usage of astronomical observations for the identification and tracking of artificial satellites. Spacecraft streaks on astronomical images are a growing issue for the astronomical community. The increasing number of…

Instrumentation and Methods for Astrophysics · Physics 2025-12-18 Rositsa Miteva , Nikola Antonov , Adrian Sonka

With the development of network and the World Wide Web (WWW), the Internet has been growing and changing dramatically. More and more on-line database systems and different kinds of services are available for astronomy research. How to help…

Astrophysics · Physics 2007-11-29 Chen-Zhou CUI , Hua-Ping SUN , Yong-Heng ZHAO , Yu LUO , Da-Zhi QI

Reliable feature correspondence between frames is a critical step in visual odometry (VO) and visual simultaneous localization and mapping (V-SLAM) algorithms. In comparison with existing VO and V-SLAM algorithms, semi-direct visual…

Computer Vision and Pattern Recognition · Computer Science 2018-10-03 Shing Yan Loo , Ali Jahani Amiri , Syamsiah Mashohor , Sai Hong Tang , Hong Zhang

Most feature-based stereo visual odometry (SVO) approaches estimate the motion of mobile robots by matching and tracking point features along a sequence of stereo images. However, in dynamic scenes mainly comprising moving pedestrians,…

Computer Vision and Pattern Recognition · Computer Science 2023-06-27 Baosheng Zhang , Xiaoguang Ma , Hongjun Ma , Chunbo Luo

This document specifies a standard format for vocabularies based on the W3C's Resource Description Framework (RDF) and Simple Knowledge Organization System (SKOS). By adopting a standard and simple format, the IVOA will permit different…

Instrumentation and Methods for Astrophysics · Physics 2019-05-22 Sebastien Derriere , Alasdair J G Gray , Norman Gray , Frederic V Hessman , Tony Linde , Andrea Preite Martinez , Rob Seaman , Brian Thomas