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We introduce a new, open-source, Python module for the acquisition and processing of archival data from many X-ray telescopes - Democratising Archival X-ray Astronomy (hereafter referred to as DAXA). Our software is built to increase access…

Instrumentation and Methods for Astrophysics · Physics 2024-10-17 David J. Turner , Jessica E. Pilling , Megan Donahue , Paul A. Giles , Kathy Romer , Agrim Gupta , Toby Wallage , Ray Wang

The volume of data generated by modern astronomical telescopes is extremely large and rapidly growing. However, current high-performance data processing architectures/frameworks are not well suited for astronomers because of their…

Instrumentation and Methods for Astrophysics · Physics 2017-01-25 Shoulin Wei , Feng Wang , Hui Deng , Cuiyin Liu , Wei Dai , Bo Liang , Ying Mei , Congming Shi , Yingbo Liu , Jingping Wu

We make a case for "planetary computing" -- infrastructure to handle the ingestion, transformation, analysis and publication of global data products for furthering environmental science and enabling better informed policy-making. We draw on…

Distributed, Parallel, and Cluster Computing · Computer Science 2024-06-04 Patrick Ferris , Michael Dales , Sadiq Jaffer , Amelia Holcomb , Eleanor Toye Scott , Thomas Swinfield , Alison Eyres , Andrew Balmford , David Coomes , Srinivasan Keshav , Anil Madhavapeddy

Data curation - the process of discovering, integrating, and cleaning data - is one of the oldest, hardest, yet inevitable data management problems. Despite decades of efforts from both researchers and practitioners, it is still one of the…

Databases · Computer Science 2019-03-26 Saravanan Thirumuruganathan , Nan Tang , Mourad Ouzzani , AnHai Doan

Some 400 years after Galileo, modern telescopes have enabled humanity to "see" what the natural eye cannot. Astronomical images today contain information about incredibly large objects located across vast distances and reveal information…

Instrumentation and Methods for Astrophysics · Physics 2010-09-07 Lisa F. Smith , Jeffrey K. Smith , Kimberly K. Arcand , Randall K. Smith , Jay Bookbinder , Kelly Keach

Humanity has wondered whether we are alone for millennia. The discovery of life elsewhere in the Universe, particularly intelligent life, would have profound effects, comparable to those of recognizing that the Earth is not the center of…

Clustering objects into synthetic groups is a natural activity of any science. Astrophysics is not an exception and is now facing a deluge of data. For galaxies, the one-century old Hubble classification and the Hubble tuning fork are still…

Astrophysics of Galaxies · Physics 2015-08-28 Didier Fraix-Burnet , Marc Thuillard , Asis Kumar Chattopadhyay

Every field of Science is undergoing unprecedented changes in the discovery process, and Astronomy has been a main player in this transition since the beginning. The ongoing and future large and complex multi-messenger sky surveys impose a…

Instrumentation and Methods for Astrophysics · Physics 2021-05-12 Maurizio D'Addona , Giuseppe Riccio , Stefano Cavuoti , Crescenzo Tortora , Massimo Brescia

Given that observational and numerical climate data are being produced at ever more prodigious rates, increasingly sophisticated and automated analysis techniques have become essential. Deep learning is quickly becoming a standard approach…

Fluid Dynamics · Physics 2017-09-12 A. Rupe , J. P. Crutchfield , K. Kashinath , Prabhat

Four years after the last LISA meeting, the NASA Astrophysics Data System (ADS) finds itself in the middle of major changes to the infrastructure and contents of its database. In this paper we highlight a number of features of great…

AstronomicAL is a human-in-the-loop interactive labelling and training dashboard that allows users to create reliable datasets and robust classifiers using active learning. This technique prioritises data that offer high information gain,…

Instrumentation and Methods for Astrophysics · Physics 2021-09-14 Grant Stevens , Sotiria Fotopoulou , Malcolm N. Bremer , Oliver Ray

We have developed a method that maps large astronomical images onto a two-dimensional map and clusters them. A combination of various state-of-the-art machine learning (ML) algorithms is used to develop a fully unsupervised image quality…

Instrumentation and Methods for Astrophysics · Physics 2021-04-28 Hossen Teimoorinia , Sara Shishehchi , Ahnaf Tazwar , Ping Lin , Finn Archinuk , Stephen D. J. Gwyn , J. J. Kavelaars

The past year has seen movement on several fronts for improving software citation, including the Center for Open Science's Transparency and Openness Promotion (TOP) Guidelines, the Software Publishing Special Interest Group that was started…

We review some of the recent developments and challenges posed by the data analysis in modern digital sky surveys, which are representative of the information-rich astronomy in the context of Virtual Observatory. Illustrative examples…

Astrophysics · Physics 2016-11-18 S. G. Djorgovski , C. Donalek , A. Mahabal , R. Williams , A. Drake , M. Graham , E. Glikman

The prevalence of AI-generated imagery has raised concerns about the authenticity of astronomical images, especially with advanced text-to-image models like Stable Diffusion producing highly realistic synthetic samples. Existing detection…

Computer Vision and Pattern Recognition · Computer Science 2024-07-10 Mohammed Talha Alam , Raza Imam , Mohsen Guizani , Fakhri Karray

Commodity cloud computing, as provided by commercial vendors such as Amazon, Google, and Microsoft, has revolutionized computing in many sectors. With the advent of a new class of big data, public access astronomical facility such as LSST,…

The Astrophysics Source Code Library (ASCL ascl.net), started in 1999, is a free open registry of software used in refereed astronomy research. Over the past few years, it has spearheaded an effort to form a consortium of scientific…

Instrumentation and Methods for Astrophysics · Physics 2021-11-30 Alice Allen

In this paper we describe the way the Astro-WISE information system (or simply Astro-WISE) supports the data from a wide range of in- struments and combines multiple surveys and their catalogues. Astro-WISE allows ingesting of data from any…

Instrumentation and Methods for Astrophysics · Physics 2016-11-11 Gijs A. Verdoes Kleijn , Andrey N. Belikov , John P. McFarland

Time-domain astronomy (TDA) is facing a paradigm shift caused by the exponential growth of the sample size, data complexity and data generation rates of new astronomical sky surveys. For example, the Large Synoptic Survey Telescope (LSST),…

Instrumentation and Methods for Astrophysics · Physics 2015-09-28 Pablo Huijse , Pablo A. Estevez , Pavlos Protopapas , Jose C. Principe , Pablo Zegers