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This paper proposes a unified software architecture for visualization and simulation based on a design targeting an N-dimensional space. The contributions of this study are twofold. First, it presents an architectural configuration that…

Computational Geometry · Computer Science 2026-04-07 Hirohito Arai

Cosmic structure simulations have improved enormously over the past decade, both in terms of the resolution which can be achieved, and with the addition of hydrodynamic and other techniques to formerly purely gravitational methods. This is…

Astrophysics · Physics 2007-05-23 H. M. P. Couchman

Scientific visualization tools are currently not optimized to create cinematic, production-quality representations of numerical data for the purpose of science communication. In our pipeline \texttt{Estra}, we outline a step-by-step process…

Instrumentation and Methods for Astrophysics · Physics 2020-06-02 Patrick D. Aleo , Simon J. Lock , Donna J. Cox , Stuart A. Levy , J. P. Naiman , A. J. Christensen , Kalina Borkiewicz , Robert Patterson

The next generation of wide-area sky surveys offer the power to place extremely precise constraints on cosmological parameters and to test the source of cosmic acceleration. These observational programs will employ multiple techniques based…

We present an extension of our recently developed Wasserstein optimized model to emulate accurate high-resolution features from computationally cheaper low-resolution cosmological simulations. Our deep physical modelling technique relies on…

Cosmology and Nongalactic Astrophysics · Physics 2020-06-17 Doogesh Kodi Ramanah , Tom Charnock , Francisco Villaescusa-Navarro , Benjamin D. Wandelt

This paper presents OpenREALM, a real-time mapping framework for Unmanned Aerial Vehicles (UAVs). A camera attached to the onboard computer of a moving UAV is utilized to acquire high resolution image mosaics of a targeted area of interest.…

Computer Vision and Pattern Recognition · Computer Science 2020-09-23 Alexander Kern , Markus Bobbe , Yogesh Khedar , Ulf Bestmann

New tools are needed to handle the growth of data in astrophysics delivered by recent and upcoming surveys. We aim to build open-source, light, flexible, and interactive software designed to visualize extensive three-dimensional (3D)…

Instrumentation and Methods for Astrophysics · Physics 2017-04-26 M. Argudo-Fernández , S. Duarte Puertas , J. E. Ruiz , J. Sabater , S. Verley , G. Bergond

As the digital and physical worlds become more intertwined, there has been a lot of interest in digital avatars that closely resemble their real-world counterparts. Current digitization methods used in 3D production pipelines require costly…

Computer Vision and Pattern Recognition · Computer Science 2025-03-20 Yifan Wang , Ivan Molodetskikh , Ondrej Texler , Dimitar Dinev

The large-scale structure of the universe is comprised of virialized blob-like clusters, linear filaments, sheet-like walls and huge near empty three-dimensional voids. Characterizing the large scale universe is essential to our…

Cosmology and Nongalactic Astrophysics · Physics 2024-06-06 Nithin Shivshankar , Pratyush Pranav , Vijay Natarajan , Rien van de Weygaert , E G Patrick Bos , Steven Rieder

We present a photo-realistic training and evaluation simulator (Sim4CV) with extensive applications across various fields of computer vision. Built on top of the Unreal Engine, the simulator integrates full featured physics based cars,…

Computer Vision and Pattern Recognition · Computer Science 2018-03-28 Matthias Müller , Vincent Casser , Jean Lahoud , Neil Smith , Bernard Ghanem

Early hands-on experiences with the Microsoft Hololens augmented/mixed reality device are reported and discussed, with a general aim of exploring basic 3D visualization. A range of usage cases are tested, including data visualization and…

Graphics · Computer Science 2017-05-23 Paul Hockett , Tim Ingleby

Image Processing algorithms for vision-based navigation require reliable image simulation capacities. In this paper we explain why traditional rendering engines may present limitations that are potentially critical for space applications.…

We introduce 3D4D, an interactive 4D visualization framework that integrates WebGL with Supersplat rendering. It transforms static images and text into coherent 4D scenes through four core modules and employs a foveated rendering strategy…

Computer Vision and Pattern Recognition · Computer Science 2025-11-12 Yunhong He , Zhengqing Yuan , Zhengzhong Tu , Yanfang Ye , Lichao Sun

Astronomy is undergoing through a methodological revolution triggered by an unprecedented wealth of complex and accurate data. The new panchromatic, synoptic sky surveys require advanced tools for discovering patterns and trends hidden…

Apache Spark is a Big Data framework for working on large distributed datasets. Although widely used in the industry, it remains rather limited in the academic community or often restricted to software engineers. The goal of this paper is…

Instrumentation and Methods for Astrophysics · Physics 2019-07-17 S. Plaszczynski , J. Peloton , C. Arnault , J. E. Campagne

Understanding the impact of neutrino masses on the evolution of Universe is a crucial aspect of modern cosmology. Due to their large free streaming lengths, neutrinos significantly influence the formation of cosmic structures at non-linear…

Cosmology and Nongalactic Astrophysics · Physics 2026-02-23 Neerav Kaushal , Elena Giusarma , Mauricio Reyes

We introduce a neural approach to dynamical modeling of galaxies that replaces traditional imaging-based deprojections with a differentiable mapping. Specifically, we train a neural network to translate Nuker profile parameters into…

For centuries, the rich nocturnal environment of the starry sky could be modelled only by analogue tools such as paper planispheres, atlases, globes and numerical tables. The immersive sky simulator of the twentieth century, the…

Instrumentation and Methods for Astrophysics · Physics 2021-04-05 Georg Zotti , Susanne M Hoffmann , Alexander Wolf , Fabien Chéreau , Guillaume Chéreau

We introduce an interactive image segmentation and visualization framework for identifying, inspecting, and editing tiny objects (just a few pixels wide) in large multi-megapixel high-dynamic-range (HDR) images. Detecting cosmic rays (CRs)…

Computer Vision and Pattern Recognition · Computer Science 2022-04-25 Chengyuan Xu , Boning Dong , Noah Stier , Curtis McCully , D. Andrew Howell , Pradeep Sen , Tobias Höllerer

Inherent uncertainty in geological data acquisition leads to the generation of large ensembles of equiprobable 3D reservoir models. Running computationally costly numerical flow simulations across such a vast solution space is infeasible. A…

Human-Computer Interaction · Computer Science 2025-04-15 Roberta Mota , Ehud Sharlin , Usman Alim
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