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We analyse the issues involved in the management and mining of astrophysical data. The traditional approach to data management in the astrophysical field is not able to keep up with the increasing size of the data gathered by modern…

Databases · Computer Science 2007-05-23 M. Frailis , A. De Angelis , V. Roberto

We describe the application of data mining algorithms to research problems in astronomy. We posit that data mining has always been fundamental to astronomical research, since data mining is the basis of evidence-based discovery, including…

Instrumentation and Methods for Astrophysics · Physics 2009-11-04 Kirk Borne

This paper presents a novel approach to the use of Planck telescope data for the systematic search of ultra-bright high-redshift strongly lensed galaxies. These galaxies provide crucial insights into the early universe, particularly during…

In this decade astronomy is undergoing a paradigm shift to handle data from next generation observatories such as the Square Kilometre Array (SKA) or the Vera C. Rubin Observatory (LSST). Producing real time data streams of up to 10 TB/s…

Instrumentation and Methods for Astrophysics · Physics 2021-09-23 Michael A. C. Johnson , Marcus Paradies , Marta Dembska , Kristen Lackeos , Hans-Rainer Klöckner , David J. Champion , Sirko Schindler

Optimisation problems are ubiquitous in particle and astrophysics, and involve locating the optimum of a complicated function of many parameters that may be computationally expensive to evaluate. We describe a number of global optimisation…

Building a comprehensive catalog of galaxy clusters is a fundamental task for the studies on the structure formation and galaxy evolution. In this paper, we present COSMIC (Cluster Optical Search using Machine Intelligence in Catalogs), an…

Cosmology and Nongalactic Astrophysics · Physics 2024-10-29 Da-Chuan Tian , Yang Yang , Zhong-Lue Wen , Jun-Qing Xia

In this work, we identify elements of effective machine learning datasets in astronomy and present suggestions for their design and creation. Machine learning has become an increasingly important tool for analyzing and understanding the…

Instrumentation and Methods for Astrophysics · Physics 2022-11-30 Bernie Boscoe , Tuan Do , Evan Jones , Yunqi Li , Kevin Alfaro , Christy Ma

We study the problem of explaining observations about the probabilities of events, such as "it rains $20\%$ of the time", "rain and snow are equally likely", etc. We explain these statements with a probability distribution or a statement…

Logic in Computer Science · Computer Science 2026-04-27 Tommaso Flaminio , Katsumi Inoue , Daniil Kozhemiachenko

In practice, a ranking of objects with respect to given set of criteria is of considerable importance. However, due to lack of knowledge, information of time pressure, decision makers might not be able to provide a (crisp) ranking of…

Artificial Intelligence · Computer Science 2017-03-16 Jiří Mazurek

Data volumes from multiple sky surveys have grown from gigabytes into terabytes during the past decade, and will grow from terabytes into tens (or hundreds) of petabytes in the next decade. This exponential growth of new data both enables…

Instrumentation and Methods for Astrophysics · Physics 2009-11-04 Kirk D. Borne

Astronomy is entering in a new era of Extreme Intensive Data Computation and we have identified three major issues the new generation of projects have to face: Resource optimization, Heterogeneous Software Ecosystem and Data Transfer. We…

Instrumentation and Methods for Astrophysics · Physics 2012-12-11 Nicolas Kamennoff , Sébastien Foucaud , Sébastien Reybier

Due to close encounters with the inner planets, Near-Earth-Asteroids (NEAs) can have very chaotic orbits. Because of this chaoticity, a statistical treatment of the dynamical properties of NEAs becomes difficult or even impossible. We…

Earth and Planetary Astrophysics · Physics 2009-05-26 Florian Freistetter

A large scientific community depends on the precise modelling of complex processes in particle cascades in various types of matter. These models are used most prevalently in cosmic-ray physics, astrophysical-neutrino physics, and gamma-ray…

Instrumentation and Methods for Astrophysics · Physics 2018-12-20 Ralph Engel , Dieter Heck , Tim Huege , Tanguy Pierog , Maximilian Reininghaus , Felix Riehn , Ralf Ulrich , Michael Unger , Darko Veberič

Availability of reliable atomic and molecular opacity tables is essential in a wide variety of astronomical modeling: the solar and stellar interiors, stellar and planetary atmospheres, stellar evolution, pulsating stars, and protoplanetary…

Solar and Stellar Astrophysics · Physics 2018-04-19 A. E. Lynas-Gray , S. Basu , M. A. Bautista , J. Colgan , C. Mendoza , J. Tennyson , R. Trampedach , S. Turck-Chièze

The tightest and most robust cosmological results of the next decade will be achieved by bringing together multiple surveys of the Universe. This endeavor has to happen across multiple layers of the data processing and analysis, e.g.,…

Neo-fuzzy elements are used as nodes for an evolving cascade system. The proposed system can tune both its parameters and architecture in an online mode. It can be used for solving a wide range of Data Mining tasks (namely time series…

Artificial Intelligence · Computer Science 2016-10-21 Zhengbing Hu , Yevgeniy V. Bodyanskiy , Oleksii K. Tyshchenko , Olena O. Boiko

Reliable corner detection is an important task in determining the shape of different regions within an image. Real-life image data are always imprecise due to inherent uncertainties that may arise from the imaging process such as…

Computer Vision and Pattern Recognition · Computer Science 2014-05-22 Erik Cuevas , Daniel Zaldivar , Marco Perez , Edgar Sanchez , Marte Ramirez

Classification is valuable and necessary in spectral analysis, especially for data-driven mining. Along with the rapid development of spectral surveys, a variety of classification techniques have been successfully applied to astronomical…

Instrumentation and Methods for Astrophysics · Physics 2022-12-20 Haifeng Yang , Lichan Zhou , Jianghui Cai , Chenhui Shi , Yuqing Yang , Xujun Zhao , Juncheng Duan , Xiaona Yin

We developed a Python based framework for astronomical image processing and analysis. Astronomical image loading, normalizing, stacking, and filtering processes represent visible range images from grayscale. Besides, the blending process…

Instrumentation and Methods for Astrophysics · Physics 2024-10-10 Tanmoy Bhowmik , MD Fardin Islam , Kazi Nusrat Tasneem , Rantideb Roy , Rownok Shahariar

The treatment of both aleatory and epistemic uncertainty by recent methods often requires an high computational effort. In this abstract, we propose a numerical sampling method allowing to lighten the computational burden of treating the…

Artificial Intelligence · Computer Science 2007-12-14 Eric Chojnacki , Jean Baccou , Sébastien Destercke