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Related papers: The CAMELS Multifield Dataset: Learning the Univer…

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Astronomy and astrophysics are witnessing dramatic increases in data volume as detectors, telescopes and computers become ever more powerful. During the last decade, sky surveys across the electromagnetic spectrum have collected hundreds of…

Instrumentation and Methods for Astrophysics · Physics 2014-11-20 Jacob T. VanderPlas , Andrew J. Connolly , Zeljko Ivezic , Alex Gray

We demonstrate the capabilities of probabilistic diffusion models to reduce dramatically the computational cost of expensive hydrodynamical simulations to study the relationship between observable baryonic cosmological probes and dark…

Cosmology and Nongalactic Astrophysics · Physics 2026-01-22 Satvik Mishra , Roberto Trotta , Matteo Viel

We have performed the first-ever numerical N- body simulation of the full observable universe (DEUS "Dark Energy Universe Simulation" FUR "Full Universe Run"). This has evolved 550 billion particles on an Adaptive Mesh Refinement grid with…

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

We introduce ABC-Dataset, a collection of one million Computer-Aided Design (CAD) models for research of geometric deep learning methods and applications. Each model is a collection of explicitly parametrized curves and surfaces, providing…

I present a large set of high resolution simulations, called CosmicGrowth Simulations, which were generated with either 8.6 billion or 29 billion particles. As the nominal cosmological model that can match nearly all observations on…

Cosmology and Nongalactic Astrophysics · Physics 2018-08-28 Y. P. Jing

Color-Magnitude Diagrams (CMDs) are plots that compare the magnitudes (luminosities) of stars in different wavelengths of light (colors). High nonlinear correlations among the mass, color, and surface temperature of newly formed stars…

Applications · Statistics 2016-04-26 David A. van Dyk , Steven DeGennaro , Nathan Stein , William H. Jefferys , Ted von Hippel

Voids are dominant features of the cosmic web. We revisit the cosmological information content of voids and connect void properties with the parameters of the background universe. We combine analytical results with a suite of large n-body…

Cosmology and Nongalactic Astrophysics · Physics 2025-03-24 Benjamin C. Bromley , Margaret J. Geller

Galaxies can be characterized by many internal properties such as stellar mass, gas metallicity, and star-formation rate. We quantify the amount of cosmological and astrophysical information that the internal properties of individual…

The exponential growth of astronomical data collected by both ground based and space borne instruments has fostered the growth of Astroinformatics: a new discipline laying at the intersection between astronomy, applied computer science, and…

Instrumentation and Methods for Astrophysics · Physics 2015-05-30 Massimo Brescia , Stefano Cavuoti , S. G. Djorgovski , Ciro Donalek , Giuseppe Longo , Maurizio Paolillo

We present a new tool for colour-magnitude diagram (CMD) studies, $Powerful~CMD$. This tool is built on the basis of the advanced stellar population synthesis (ASPS) model, in which single stars, binary stars, rotating stars, and star…

Astrophysics of Galaxies · Physics 2017-07-19 Zhong-Mu Li , Cai-Yan Mao , Qi-Ping Luo , Zhou Fan , Wen-Chang Zhao , Li Chen , Ru-Xi Li , Jian-Po Guo

Maps of cosmic structure produced by galaxy surveys are one of the key tools for answering fundamental questions about the Universe. Accurate theoretical predictions for these quantities are needed to maximize the scientific return of these…

Cosmology and Nongalactic Astrophysics · Physics 2020-12-02 Noah Kasmanoff , Francisco Villaescusa-Navarro , Jeremy Tinker , Shirley Ho

NOMAD CAMELS (short: CAMELS) is a configurable, open-source measurement software that records fully self-describing experimental data. It has its origins in the field of experimental physics where a wide variety of measurement instruments…

Instrumentation and Detectors · Physics 2024-03-13 Alexander D. Fuchs , Johannes A. F. Lehmeyer , Heinz Junkes , Heiko B. Weber , Michael Krieger

Various aspects of cosmology require comprehensive all-sky mapping of the cosmic web to considerable depths. In order to probe the whole extragalactic sky beyond 100 Mpc, one must draw on multiwavelength datasets and state-of-the-art…

Cosmology and Nongalactic Astrophysics · Physics 2015-12-17 Maciej Bilicki

The Universe on large scales is well described by the Lambda-CDM cosmological model. There however remain some heavy clouds on our global understanding, especially on galaxy scales, which we review here. While some of these clouds might…

Cosmology and Nongalactic Astrophysics · Physics 2015-06-12 Benoit Famaey , Stacy McGaugh

Understanding the structure of the matter distribution in the Universe due to the action of the gravitational instability -- the cosmic web -- is complicated by lack of direct analytic access to the nonlinear domain of structure formation.…

Cosmology and Nongalactic Astrophysics · Physics 2015-06-03 Sergei Shandarin , Salman Habib , Katrin Heitmann

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…

Astrophysics · Physics 2007-05-23 U. Becciani , V. Antonuccio-Delogu , C. Gheller , L. Calori , F. Buonomo , S. Imboden

The availability of curated large-scale training data is a crucial factor for the development of well-generalizing deep learning methods for the extraction of geoinformation from multi-sensor remote sensing imagery. While quite some…

Computer Vision and Pattern Recognition · Computer Science 2019-06-20 Michael Schmitt , Lloyd Haydn Hughes , Chunping Qiu , Xiao Xiang Zhu

Terrestrial carbon fluxes provide vital information about our biosphere's health and its capacity to absorb anthropogenic CO$_2$ emissions. The importance of predicting carbon fluxes has led to the emerging field of data-driven carbon flux…

Machine Learning · Computer Science 2025-03-25 Matthew Fortier , Mats L. Richter , Oliver Sonnentag , Chris Pal

Galaxies are biased tracers of the underlying cosmic web, which is dominated by dark matter components that cannot be directly observed. Galaxy formation simulations can be used to study the relationship between dark matter density fields…

Cosmology and Nongalactic Astrophysics · Physics 2024-03-19 Victoria Ono , Core Francisco Park , Nayantara Mudur , Yueying Ni , Carolina Cuesta-Lazaro , Francisco Villaescusa-Navarro