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Astronomical data generally consists of 2 or more high-resolution axes, e.g., X,Y position on the sky or wavelength and position-along-one-axis (long-slit spectrometer). Analyzing these multi-dimension observations requires combining 3D…

Instrumentation and Methods for Astrophysics · Physics 2009-02-11 Daniel Dewey , Michael S. Noble

This paper proposes Drone Squadron Optimization, a new self-adaptive metaheuristic for global numerical optimization which is updated online by a hyper-heuristic. DSO is an artifact-inspired technique, as opposed to many algorithms used…

Optimization and Control · Mathematics 2017-03-16 Vinícius Veloso de Melo , Wolfgang Banzhaf

Astronomical data take on a multitude of forms -- catalogs, data cubes, images, and simulations. The availability of software for rendering high-quality three-dimensional graphics lends itself to the paradigm of exploring the incredible…

Instrumentation and Methods for Astrophysics · Physics 2015-06-16 Brian R. Kent

Retrieval-augmented generation (RAG) is a powerful technique that enhances downstream task execution by retrieving additional information, such as knowledge, skills, and tools from external sources. Graph, by its intrinsic "nodes connected…

We describe the InfraRed Data Reduction (IRDR) software package, a small ANSI C library of fast image processing routines for automated pipeline reduction of infrared (dithered) observations. We developed the software to satisfy certain…

Astrophysics · Physics 2007-05-23 Chris N. Sabbey , Richard G. McMahon , James R. Lewis , Mike J. Irwin

NextG (5G and beyond) networks, through the increasing integration of cloud/edge computing technologies, are becoming highly distributed compute platforms ideally suited to host emerging resource-intensive and latency-sensitive applications…

Networking and Internet Architecture · Computer Science 2025-10-14 Alessandro Mauro , Antonia Maria Tulino , Jaime Llorca

High-quality, usable, and effective software is essential for supporting astronomers in the discovery-focused tasks of data analysis and visualisation. As the volume, and perhaps more crucially, the velocity of astronomical data grows, the…

Instrumentation and Methods for Astrophysics · Physics 2020-09-01 Christopher J. Fluke , Sarah E. Hegarty , Clare O. -M. MacMahon

The use of integral field spectroscopy is becoming increasingly popular, hovewer data reduction is still a difficult process. Here I present a step-by-step guide to the reduction of integral field data acquired with the Gemini Multi-Object…

Instrumentation and Methods for Astrophysics · Physics 2014-09-30 Davide Lena

In the vast landscape of visualization research, Dimensionality Reduction (DR) and graph analysis are two popular subfields, often essential to most visual data analytics setups. DR aims to create representations to support neighborhood and…

Machine Learning · Computer Science 2024-12-10 Fernando Paulovich , Alessio Arleo , Stef van den Elzen

Astronomy is increasingly encountering two fundamental truths: (1) The field is faced with the task of extracting useful information from extremely large, complex, and high dimensional datasets; (2) The techniques of astroinformatics and…

Instrumentation and Methods for Astrophysics · Physics 2011-10-28 Nicholas M. Ball

Today, with the growing demands of information storage and data transfer, data compression is becoming increasingly important. Data Compression is a technique which is used to decrease the size of data. This is very useful when some huge…

Information Theory · Computer Science 2025-06-13 Mohammad Hosseini

Even when actual technologies present the potential to augment inclusion and the United Nations has been stablished the digital access to information as a human right, people with disabilities continuously faced barriers in their…

Instrumentation and Methods for Astrophysics · Physics 2023-02-02 Johanna Casado , Beatriz García , Poshak Gandhi , Wanda Díaz-Merced

The search for exoplanets is pushing adaptive optics systems on ground-based telescopes to their limits. One of the major limitations at small angular separations, exactly where exoplanets are predicted to be, is the servo-lag of the…

ORAC-DR is a general purpose data reduction pipeline system designed to be instrument and observatory agnostic. The pipeline works with instruments as varied as infrared integral field units, imaging arrays and spectrographs, and…

Instrumentation and Methods for Astrophysics · Physics 2014-12-09 Tim Jenness , Frossie Economou

We investigate the efficacy of data augmentations to close the domain gap in spaceborne computer vision, crucial for autonomous operations like on-orbit servicing. As the use of computer vision in space increases, challenges such as hostile…

Computer Vision and Pattern Recognition · Computer Science 2024-10-22 Maximilian Ulmer , Leonard Klüpfel , Maximilian Durner , Rudolph Triebel

Dimension reduction and data visualization aim to project a high-dimensional dataset to a low-dimensional space while capturing the intrinsic structures in the data. It is an indispensable part of modern data science, and many dimensional…

Machine Learning · Statistics 2022-10-26 Rong Ma , Eric D. Sun , James Zou

The amount of data produced by large observational facilities and space missions has led to the archiving and on-line accessibility of much of this data, available to the entire astronomical community. This allows a much wider…

Astrophysics · Physics 2009-10-22 H. Andernach , R. J. Hanisch , F. Murtagh

NASA's Solar Dynamics Observatory (SDO) mission gathers 1.4 terabytes of data each day from its geosynchronous orbit in space. SDO data includes images of the Sun captured at different wavelengths, with the primary scientific goal of…

Image and Video Processing · Electrical Eng. & Systems 2023-05-05 Ali Zafari , Atefeh Khoshkhahtinat , Piyush M. Mehta , Nasser M. Nasrabadi , Barbara J. Thompson , Daniel da Silva , Michael S. F. Kirk

Dimensionality reduction (DR) is one of the key tools for the visual exploration of high-dimensional data and uncovering its cluster structure in two- or three-dimensional spaces. The vast majority of DR methods in the literature do not…

Machine Learning · Computer Science 2026-04-28 Stavros Gerolymatos , Xenophon Evangelopoulos , Vladimir Gusev , John Y. Goulermas

A (subjective) overview of Internet resources relevant to professional astronomers is given. Special emphasis is put on databases of astronomical objects and servers providing general information, e.g. on astronomical catalogues, finding…

Astrophysics · Physics 2007-05-23 Heinz Andernach