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Related papers: Data Preservation for Cosmology

200 papers

In this work we study the cosmological simulations as a tool to understand the formation of large-scale structure of the universe, for this, we show the equivalence of Newtonian cosmology with Poisson gauge and we study the solution of the…

Astrophysics of Galaxies · Physics 2014-09-05 J. E. García Farieta , L. Castañeda , J. M. Tejeiro

Spatial data science has emerged in recent years as an interdisciplinary field. This position paper discusses the importance of building and sharing high-quality datasets for spatial data science.

Computers and Society · Computer Science 2020-07-17 Yingjie Hu

A grand challenge of the 21st century cosmology is to accurately estimate the cosmological parameters of our Universe. A major approach to estimating the cosmological parameters is to use the large-scale matter distribution of the Universe.…

Cosmology and Nongalactic Astrophysics · Physics 2017-11-07 Siamak Ravanbakhsh , Junier Oliva , Sebastien Fromenteau , Layne C. Price , Shirley Ho , Jeff Schneider , Barnabas Poczos

In the digital age, the amount of data produced is growing exponentially. Governments and institutions can no longer rely on old methods for storing data and passing on the knowledge to future generations. Digital data preservation is a…

Digital Libraries · Computer Science 2017-07-21 Carlos André Rosa , Olga Craveiro , Patricio Domingues

This article reviews the arguments why extra dimensions provide a unique opportunity for progress on the cosmological constant problem, and updates the status of -- and the objections to (with replies) -- the specific proposal using…

High Energy Physics - Phenomenology · Physics 2007-08-08 C. P. Burgess

This is a review article for The Review of Particle Physics 2022 (aka the Particle Data Book). It forms a compact review of knowledge of the cosmological parameters near the end of 2021. Topics included are Parametrizing the Universe;…

Cosmology and Nongalactic Astrophysics · Physics 2022-01-24 Ofer Lahav , Andrew R Liddle

The recent suggestion that late time quantum dynamics may be important for resolving cosmological issues associated with our observed universe requires a consideration of several subtle issues associated with quantum cosmology, as we…

General Relativity and Quantum Cosmology · Physics 2009-03-20 Lawrence M. Krauss , James Dent , Glenn D. Starkman

Where appropriate repositories are not available to support all relevant astronomical data products, data can fall into darkness: unseen and unavailable for future reference and re-use. Some data in this category are legacy or old data, but…

Instrumentation and Methods for Astrophysics · Physics 2018-08-29 P. Bryan Heidorn , Gretchen R. Stahlman , Julie Steffen

We address the problem of discretizing continuous cosmological signals such as a galaxy distribution for further processing with Fast Fourier techniques. Discretizing, in particular representing continuous signals by discrete sets of sample…

Instrumentation and Methods for Astrophysics · Physics 2009-01-21 J. Jasche , F. S. Kitaura , T. A. Ensslin

Broad efforts are underway to capture metadata about research software and retain it across services; notable in this regard is the CodeMeta project. What metadata are important to have about (research) software? What metadata are useful…

Instrumentation and Methods for Astrophysics · Physics 2017-12-08 Alice Allen , Peter Teuben , G. Bruce Berriman , Kimberly DuPrie , Keith Shortridge , Rein Warmels

We study connectivity preserving multivalued functions between digital images. This notion generalizes that of continuous multivalued functions studied mostly in the setting of the digital plane $Z^2$. We show that connectivity preserving…

Computer Vision and Pattern Recognition · Computer Science 2015-12-24 Laurence Boxer , P. Christopher Staecker

The success of present and future cosmological studies is tied to the ability to detect discrepancies in complex data sets within the framework of a cosmological model. Tensions caused by the presence of unknown systematic effects need to…

Cosmology and Nongalactic Astrophysics · Physics 2019-02-13 Marco Raveri , Wayne Hu

Cosmology is undergoing an explosive period of activity, fueled both by new, accurate astrophysical data and by innovative theoretical developments. Cosmological parameters such as the total density of the Universe and the rate of…

Astrophysics · Physics 2007-05-23 A. S. Sakharov , H. Hofer

The amount of data produced by large observational facilities and space missions has led to the archiving and on-line accessibility of much of this data, available to the entire astronomical community. This allows a much wider…

Astrophysics · Physics 2009-10-22 H. Andernach , R. J. Hanisch , F. Murtagh

We present here a note which synthesizes our previous ideas concerning some problems in cosmology, and the numerical correspondences between the physical constants that we could deduce.

General Physics · Physics 2008-02-06 Christophe Real

This note collects together useful unit conversions and numerical values from early universe cosmology. It is a quick reference that can be used to make easy order-of-magnitude estimates. Included are tables for unit conversions, the…

Cosmology and Nongalactic Astrophysics · Physics 2022-04-11 Eemeli Tomberg

The data volumes stored in telescope archives is constantly increasing due to the development and improvements in the instrumentation. Often the archives need to be stored over a distributed storage architecture, provided by independent…

Instrumentation and Methods for Astrophysics · Physics 2022-02-07 Y. G. Grange , V. N. Pandey , X. Espinal , R. Di Maria , A. P. Millar

COSMOPARTICLE PHYSICS is the specific crossdisciplinary field of science, studying foundations of particle physics and cosmology in the combination of indirect cosmological, astrophysical and physical signatures of their fundamental…

High Energy Physics - Phenomenology · Physics 2008-11-26 M. Yu. Khlopov , A. S. Sakharov , A. L. Sudarikov

We propose a connection between the visualisation of cosmic matter and structure formation in the Cartesian tradition and that used by contemporary astrophysics. More precisely, we identify cosmological simulations of large scale structure…

Popular Physics · Physics 2011-11-16 Lucia Ayala , Jaime E. Forero-Romero

This is a review article for The Review of Particle Physics 2020 (aka the Particle Data Book). It forms a compact review of knowledge of the cosmological parameters at the end of 2019. Topics included are Parametrizing the Universe;…

Cosmology and Nongalactic Astrophysics · Physics 2019-12-10 Ofer Lahav , Andrew R Liddle