English
Related papers

Related papers: Astronomical Image Processing at Scale With Pegasu…

200 papers

The availability of vast quantities of data through electronic archives has transformed astronomical research. It has also enabled the creation of new products, models and simulations, often from distributed input data and models, that are…

Instrumentation and Methods for Astrophysics · Physics 2010-05-20 G. Bruce Berriman , Ewa Deelman

In non-linear systems, where explicit analytic solutions usually can't be found, visualisation is a powerful approach which can give insights into the dynamical behaviour of models; it is also crucial for teaching this area of mathematics.…

Mathematical Software · Computer Science 2016-01-20 Robert Merrison-Hort

A wide range of scientific imaging datasets benefit from human inspection for purposes ranging from prosaic-such as fault identification and quality inspection-to profound, enabling the discovery of new phenomena. As such, these datasets…

Instrumentation and Methods for Astrophysics · Physics 2025-07-04 Ryan Walker , Andi Kisare , Lindsey Bleem

Due to the emergence of embedded applications in image and video processing, communication and cryptography, improvement of pictorial information for better human perception like deblurring, denoising in several fields such as satellite…

Hardware Architecture · Computer Science 2014-04-16 Chandrajit Pal , Avik Kotal , Asit Samanta , Amlan Chakrabarti , Ranjan Ghosh

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…

Petabyte-scale data volumes are generated by observations and simulations in modern astronomy and astrophysics. Storage, access, and data analysis are significantly hampered by such data volumes and are leading to the development of a new…

Instrumentation and Methods for Astrophysics · Physics 2025-08-29 Eva Sciacca , Nicola Tuccari , Fabio Vitello , Valentina Cesare

3D Gaussian Splatting (3DGS) has shown promising performance in novel view synthesis. Previous methods adapt it to obtaining surfaces of either individual 3D objects or within limited scenes. In this paper, we make the first attempt to…

Computer Vision and Pattern Recognition · Computer Science 2024-09-11 Junyi Chen , Weicai Ye , Yifan Wang , Danpeng Chen , Di Huang , Wanli Ouyang , Guofeng Zhang , Yu Qiao , Tong He

We describe the Pan-STARRS Moving Object Processing System (MOPS), a modern software package that produces automatic asteroid discoveries and identifications from catalogs of transient detections from next-generation astronomical survey…

A major goal of CMB experiments is to obtain highly sensitive CMB maps in order to extract Spherical Harmonic Power Spectrum (SHPS) and cosmological parameters with unprecedented accuracy. We present a new map-making code (Mirage), based on…

Astrophysics · Physics 2016-08-30 D. Yvon , F. Mayet

Satellite imagery solutions are widely used to study and monitor different regions of the Earth. However, a single satellite image can cover only a limited area. In cases where a larger area of interest is studied, several images must be…

Artificial Intelligence · Computer Science 2023-12-08 Manuel Combarro Simón , Pierre Talbot , Grégoire Danoy , Jedrzej Musial , Mohammed Alswaitti , Pascal Bouvry

A new era of space exploration and exploitation is fast approaching. A multitude of spacecraft will flow in the future decades under the propulsive momentum of the new space economy. Yet, the flourishing proliferation of deep-space assets…

Computer Vision and Pattern Recognition · Computer Science 2023-02-15 Eleonora Andreis , Paolo Panicucci , Francesco Topputo

Analyzing microscopy images to extract biological object properties (e.g., their morphological organization, temporal dynamics, and population density) is fundamental to various biomedical research. Yet conducting this manually is costly…

Computer Vision and Pattern Recognition · Computer Science 2026-05-15 Xiaofei Hui , Haoxuan Qu , Hossein Rahmani , Shuohong Wang , Jeff W. Lichtman , Jun Liu

As unmanned aircraft systems (UASs) continue to integrate into the U.S. National Airspace System (NAS), there is a need to quantify the risk of airborne collisions between unmanned and manned aircraft to support regulation and standards…

Distributed, Parallel, and Cluster Computing · Computer Science 2021-10-26 Andrew Weinert , Marc Brittain , Ngaire Underhill , Christine Serres

Scientific workflows consist of thousands of highly parallelized tasks executed in a distributed environment involving many components. Automatic tracing and investigation of the components' and tasks' performance metrics, traces, and…

Distributed, Parallel, and Cluster Computing · Computer Science 2023-07-19 Jonathan Bader , Joel Witzke , Soeren Becker , Ansgar Lößer , Fabian Lehmann , Leon Doehler , Anh Duc Vu , Odej Kao

Reliable spatial information can be difficult to obtain in planetary remote sensing applications because of errors present in the metadata of images taken with space probes. We have designed a pipeline to address this problem on…

Instrumentation and Methods for Astrophysics · Physics 2020-09-07 Ines Belgacem , Grégory Jonniaux , Frédéric Schmidt

Modern archaeological methods increasingly utilize 3D virtual representations of objects, computationally intensive analyses, high resolution scanning, large datasets, and machine learning. With higher resolution scans, challenges…

Computer Vision and Pattern Recognition · Computer Science 2024-10-11 Riley C. W. O'Neill , Katrina Yezzi-Woodley , Jeff Calder , Peter J. Olver

For space-based astronomical observations, it is important to have a mechanism to capture the digital output from the standard detector for further on-board analysis and storage. We have developed a generic (application- wise)…

Instrumentation and Methods for Astrophysics · Physics 2016-08-30 Mayuresh Sarpotdar , Joice Mathew , Margarita Safonova , Jayant Murthy

This paper describes the architecture and demonstrates the capabilities of a newly developed, physically-based imaging simulator environment called SISPO, developed for small solar system body fly-by and terrestrial planet surface mission…

We present a case study of a cloud-based computational workflow for processing large astronomical data sets from the Murchison Widefield Array (MWA) cosmology experiment. Cloud computing is well-suited to large-scale, episodic computation…

Instrumentation and Methods for Astrophysics · Physics 2021-03-04 Ruby Byrne , Daniel Jacobs

We present the open-source image processing software package PySAP (Python Sparse data Analysis Package) developed for the COmpressed Sensing for Magnetic resonance Imaging and Cosmology (COSMIC) project. This package provides a set of…

Instrumentation and Methods for Astrophysics · Physics 2020-07-03 S. Farrens , A. Grigis , L. El Gueddari , Z. Ramzi , Chaithya G. R. , S. Starck , B. Sarthou , H. Cherkaoui , P. Ciuciu , J. -L. Starck
‹ Prev 1 3 4 5 6 7 10 Next ›