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

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One way to access the aggregated power of a collection of heterogeneous machines is to use a grid middleware, such as DIET, GridSolve or NINF. It addresses the problem of monitoring the resources, of handling the submissions of jobs and as…

Astrophysics · Physics 2015-01-27 Y. Caniou , E. Caron , B. Depardon , H. Courtois , R. Teyssier

The distinction between stars and galaxies is a fundamental problem in the field of celestial classification. This issue has become challenging for these ongoing and upcoming digital surveys, which will produce terabytes and even petabytes…

Instrumentation and Methods for Astrophysics · Physics 2026-04-14 Zhuoming Han , Tianmeng Zhang , Chao Liu , Chenxiaoji Ling

We present recent results from the LCDM (Laboratory for Cosmological Data Mining; http://lcdm.astro.uiuc.edu) collaboration between UIUC Astronomy and NCSA to deploy supercomputing cluster resources and machine learning algorithms for the…

Astrophysics · Physics 2008-04-29 Nicholas M. Ball , Robert J. Brunner , Adam D. Myers

An array of large observational programs using ground-based and space-borne telescopes is planned in the next decade. The forthcoming wide-field sky surveys are expected to deliver a sheer volume of data exceeding an exabyte. Processing the…

Instrumentation and Methods for Astrophysics · Physics 2023-05-26 Kana Moriwaki , Takahiro Nishimichi , Naoki Yoshida

The dark energy plus cold dark matter ($\Lambda$CDM) cosmological model has been a demonstrably successful framework for predicting and explaining the large-scale structure of Universe and its evolution with time. Yet on length scales…

Cosmology and Nongalactic Astrophysics · Physics 2019-09-04 James S. Bullock , Michael Boylan-Kolchin

Paris-CARLA-3D is a dataset of several dense colored point clouds of outdoor environments built by a mobile LiDAR and camera system. The data are composed of two sets with synthetic data from the open source CARLA simulator (700 million…

Computer Vision and Pattern Recognition · Computer Science 2021-11-23 Jean-Emmanuel Deschaud , David Duque , Jean Pierre Richa , Santiago Velasco-Forero , Beatriz Marcotegui , and François Goulette

We explore the possibility of using deep learning to generate multifield images from state-of-the-art hydrodynamic simulations of the CAMELS project. We use a generative adversarial network to generate images with three different channels…

Cosmology and Nongalactic Astrophysics · Physics 2022-11-10 Sambatra Andrianomena , Francisco Villaescusa-Navarro , Sultan Hassan

High-performance scientific applications require more and more compute power. The concurrent use of multiple distributed compute resources is vital for making scientific progress. The resulting distributed system, a so-called Jungle…

Distributed, Parallel, and Cluster Computing · Computer Science 2012-03-05 Niels Drost , Jason Maassen , Maarten A. J. van Meersbergen , Henri E. Bal , F. Inti Pelupessy , Simon Portegies Zwart , Michael Kliphuis , Henk A. Dijkstra , Frank J. Seinstra

From 1,000 hydrodynamic simulations of the CAMELS project, each with a different value of the cosmological and astrophysical parameters, we generate 15,000 gas temperature maps. We use a state-of-the-art deep convolutional neural network to…

Cosmology and Nongalactic Astrophysics · Physics 2022-12-28 Faizan G. Mohammad , Francisco Villaescusa-Navarro , Shy Genel , Daniel Angles-Alcazar , Mark Vogelsberger

In robotics and computer vision communities, extensive studies have been widely conducted regarding surveillance tasks, including human detection, tracking, and motion recognition with a camera. Additionally, deep learning algorithms are…

This paper presents a new open-source high-fidelity dataset for Machine Learning (ML) containing 355 geometric variants of the Windsor body, to help the development and testing of ML surrogate models for external automotive aerodynamics.…

N-body simulations are essential tools in physical cosmology to understand the large-scale structure (LSS) formation of the Universe. Large-scale simulations with high resolution are important for exploring the substructure of universe and…

Computational Physics · Physics 2020-10-22 Shenggan Cheng , Hao-Ran Yu , Derek Inman , Qiucheng Liao , Qiaoya Wu , James Lin

We develop a hybrid GNN-CNN architecture for the reconstruction of 3-dimensional continuous cosmological matter fields from discrete point clouds, provided by observed galaxy catalogs. Using the CAMELS hydrodynamical cosmological…

Cosmology and Nongalactic Astrophysics · Physics 2024-11-06 Yurii Kvasiuk , Jordan Krywonos , Matthew C. Johnson , Moritz Münchmeyer

Measuring the sum of the three active neutrino masses, $M_\nu$, is one of the most important challenges in modern cosmology. Massive neutrinos imprint characteristic signatures on several cosmological observables in particular on the…

Cosmology and Nongalactic Astrophysics · Physics 2023-09-25 Elena Giusarma , Mauricio Reyes Hurtado , Francisco Villaescusa-Navarro , Siyu He , Shirley Ho , ChangHoon Hahn

Large-scale foundation models in Earth Observation can learn versatile, label-efficient representations by leveraging massive amounts of unlabeled data. However, existing public datasets are often limited in scale, geographic coverage, or…

The last few years have seen the emergence of a wide array of novel techniques for analyzing high-precision data from upcoming galaxy surveys, which aim to extend the statistical analysis of galaxy clustering data beyond the linear regime…

Large cosmological datasets have been probing the properties of our universe and constraining the parameters of dark matter and dark energy with increasing precision. Deep learning techniques have shown potential to be smarter, and to…

Cosmology and Nongalactic Astrophysics · Physics 2018-10-30 Zoltán Haiman

Cosmological simulations play an important role in the interpretation of astronomical data, in particular in comparing observed data to our theoretical expectations. However, to compare data with these simulations, the simulations in…

Cosmology and Nongalactic Astrophysics · Physics 2025-08-14 Jacky H. T. Yip , Xinyue Zhang , Yanfang Wang , Wei Zhang , Yueqiu Sun , Gabriella Contardo , Francisco Villaescusa-Navarro , Siyu He , Shy Genel , Shirley Ho

The statistical description of Giant Molecular Cloud (GMC) properties relies heavily on the performance of automatic identification algorithms, which are often seriously affected by the survey design. The algorithm we designed, SCIMES…

Astrophysics of Galaxies · Physics 2017-01-11 Dario Colombo , Erik Rosolowsky , Adam Ginsburg , Ana Duarte-Cabral , Annie Hughes