English
Related papers

Related papers: Are tiled display walls needed for astronomy?

200 papers

Electronically Assisted Astronomy consists in capturing deep sky images with a digital camera coupled to a telescope to display views of celestial objects that would have been invisible through direct observation. This practice generates a…

Instrumentation and Methods for Astrophysics · Physics 2023-11-20 Olivier Parisot , Pierrick Bruneau , Patrik Hitzelberger

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

Astrophysics lies at the crossroads of big datasets (such as the Large Synoptic Survey Telescope and Gaia), open source software to visualize and interpret high dimensional datasets (such as Glue, WorldWide Telescope, and OpenSpace), and…

The next-generation astronomy archives will cover most of the universe at fine resolution in many wavelengths. One of the first of these projects, the Sloan Digital Sky Survey (SDSS) will create a 5-wavelength catalog over 10,000 square…

Astrophysics · Physics 2010-04-23 Alexander S. Szalay , Peter Kunszt , Anirudha Thakar , Jim Gray , Don Slutz

Some 400 years after Galileo, modern telescopes have enabled humanity to "see" what the natural eye cannot. Astronomical images today contain information about incredibly large objects located across vast distances and reveal information…

Instrumentation and Methods for Astrophysics · Physics 2010-09-07 Lisa F. Smith , Jeffrey K. Smith , Kimberly K. Arcand , Randall K. Smith , Jay Bookbinder , Kelly Keach

Doppler lensing is the apparent change in object size and magnitude due to peculiar velocities. Objects falling into an overdensity appear larger on its near side, and smaller on its far side, than typical objects at the same redshifts.…

Cosmology and Nongalactic Astrophysics · Physics 2014-12-03 David J. Bacon , Sambatra Andrianomena , Chris Clarkson , Krzysztof Bolejko , Roy Maartens

There is an every-growing need to construct large space telescopes and structures for observation of exo-planets, main-belt asteroids and NEOs. Space observation capabilities can significant enhanced by large-aperture structures. Structures…

Instrumentation and Methods for Astrophysics · Physics 2019-01-01 Aman Chandra , Jekan Thangavelautham

Window width (WW) and window level (WL) adjustments aid in visualizing anatomies with a suitable contrast. However, the presence of background noise in MR images biases the calculation of default WW/WL values since it necessitates a…

Image and Video Processing · Electrical Eng. & Systems 2019-08-05 Deepthi Sundaran , Dheeraj Kulkarni , Jignesh Dholakia

Digital terrain maps (DTMs) are an important part of planetary exploration, enabling operations such as terrain relative navigation during entry, descent, and landing for spacecraft and aiding in navigation on the ground. As robotic…

Computer Vision and Pattern Recognition · Computer Science 2025-08-05 Josef X. Biberstein , Guilherme Cavalheiro , Juyeop Han , Sertac Karaman

We investigate the synergy of upcoming galaxy surveys and gravitational wave (GW) experiments in constraining late-time cosmology, examining the cross-correlations between the weak lensing of gravitational waves (GW-WL) and the galaxy…

Cosmology and Nongalactic Astrophysics · Physics 2023-06-28 Anna Balaudo , Alice Garoffolo , Matteo Martinelli , Suvodip Mukherjee , Alessandra Silvestri

Observational astronomy is the beneficiary of an ancient chain of apprenticeship. Kepler's laws required Tycho's data. As the pace of discoveries has increased over the centuries, so has the cadence of tutelage (literally, "watching over").…

Astrophysics · Physics 2009-11-13 Robert Seaman

Most major discoveries in astronomy are unplanned, and result from surveying the Universe in a new way, rather than by testing a hypothesis or conducting an investigation with planned outcomes. For example, of the 10 greatest discoveries…

Instrumentation and Methods for Astrophysics · Physics 2017-02-08 Ray P Norris

We describe preliminary investigations of using Docker for the deployment and testing of astronomy software. Docker is a relatively new containerisation technology that is developing rapidly and being adopted across a range of domains. It…

Software Engineering · Computer Science 2017-07-13 D. Morris , S. Voutsinas , N. C. Hambly , R. G. Mann

Modern galaxy cluster science is a multi-wavelength endeavor with cornerstones provided by X-ray, optical/IR, mm, and radio measurements. In combination, these observations enable the construction of large, clean, complete cluster catalogs,…

Aiming at improving the survey efficiency of the Wide Field Survey Telescope, we have developed a basic scheduling strategy that takes into account the telescope characteristics, observing conditions, and weather conditions at the Lenghu…

Instrumentation and Methods for Astrophysics · Physics 2023-12-07 Yan-Peng Chen , Ji-an Jiang , Wen-Tao Luo , Xian Zhong Zheng , Min Fang , Chao Yang , Yuan-Yu Hong , Zong-Fei Lv

We have built a reliable and robust system that takes as input an astronomical image, and returns as output the pointing, scale, and orientation of that image (the astrometric calibration or WCS information). The system requires no first…

Instrumentation and Methods for Astrophysics · Physics 2014-11-20 Dustin Lang , David W. Hogg , Keir Mierle , Michael Blanton , Sam Roweis

Currently, much interest is drawn to the analysis of optical and matter-wave modes supported by the fractional diffraction in nonlinear media. We predict a new type of such states, in the form of domain walls (DWs) in the two-component…

Optics · Physics 2022-11-23 Shatrughna Kumar , Pengfei Li , Boris A. Malomed

Augmented Reality consists of merging live images with virtual layers of information. The rapid growth in the popularity of smartphones and tablets over recent years has provided a large base of potential users of Augmented Reality…

Instrumentation and Methods for Astrophysics · Physics 2013-06-04 Frédéric P. A. Vogt , Luke J. Shingles

Traditional analysis techniques may not be sufficient for astronomers to make the best use of the data sets that current and future instruments, such as the Square Kilometre Array and its Pathfinders, will produce. By utilizing the…

Instrumentation and Methods for Astrophysics · Physics 2010-01-14 Amr H. Hassan , Christopher J. Fluke , David G. Barnes

The distance-duality relation (DDR) between the luminosity distance $D_L$ and the angular diameter distance $D_A$ is viewed as a powerful tool for testing for the opacity of the Universe, being independent of any cosmological model. It was…

Cosmology and Nongalactic Astrophysics · Physics 2020-07-22 Vaclav Vavrycuk , Pavel Kroupa