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Nowadays, many scientific areas share the same broad requirements of being able to deal with massive and distributed datasets while, when possible, being integrated with services and applications. In order to solve the growing gap between…

Instrumentation and Methods for Astrophysics · Physics 2011-12-06 M. Brescia , S. Cavuoti , R. D'Abrusco , O. Laurino , G. Longo

The visual inspection of image and catalog data continues to be a valuable aspect of astronomical data analysis. As the scale of astronomical image and catalog data continues to grow, visualizing the data becomes increasingly difficult. In…

Instrumentation and Methods for Astrophysics · Physics 2022-01-31 Ryan Hausen , Brant Robertson

The ever-increasing quality and complexity of astronomical data underscores the need for new and powerful data analysis applications. This need has led to the development of Sherpa, a modeling and fitting program in the CIAO software…

Astrophysics · Physics 2009-11-07 Peter E. Freeman , Stephen Doe , Aneta Siemiginowska

Clustering is an effective tool for astronomical spectral analysis, to mine clustering patterns among data. With the implementation of large sky surveys, many clustering methods have been applied to tackle spectroscopic and photometric data…

Instrumentation and Methods for Astrophysics · Physics 2022-12-19 Haifeng Yang , Chenhui Shi , Jianghui Cai , Lichan Zhou , Yuqing Yang , Xujun Zhao , Yanting He , Jing Hao

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

Punzo et al. (2015) recently reported on the state of the art for visualisation of H I data cubes. I here briefly describe another program, FRELLED, specifically designed for dealing with H I data. Unlike many 3D viewers, FRELLED can handle…

Astrophysics of Galaxies · Physics 2015-06-16 Rhys Taylor

High-dimensional multimodal data arises in many scientific fields. The integration of multimodal data becomes challenging when there is no known correspondence between the samples and the features of different datasets. To tackle this…

Quantitative Methods · Quantitative Biology 2023-04-11 Kathryn Dover , Zixuan Cang , Anna Ma , Qing Nie , Roman Vershynin

Determining molecular abundances in astrophysical environments is crucial for interpreting observational data and constraining physical conditions in these regions. Chemical modelling tools are essential for simulating the complex processes…

Instrumentation and Methods for Astrophysics · Physics 2025-09-17 Luke Keyte , Jason Ran

Over the last few years, with the growth of time-series collecting and storing, there has been a great demand for tools and software for temporal data engineering and modeling. This paper presents a generic workflow for time series data…

Computational Engineering, Finance, and Science · Computer Science 2023-10-24 Pejman Farhadi Ghalati , Andreas Schuppert

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

Many scientific areas are faced with the challenge of extracting information from large, complex, and highly structured data sets. A great deal of modern statistical work focuses on developing tools for handling such data. This paper…

Methodology · Statistics 2017-10-05 Hyun Bin Kang , Matthew Reimherr , Mark Shriver , Peter Claes

With the exponential growth of astronomical data over time, finding the needles in the haystack is becoming increasingly difficult. The next frontier for science archives is to enable searches not only on observational metadata, but also on…

Instrumentation and Methods for Astrophysics · Physics 2025-11-24 Felix Stoehr , Andrea Farago , Stefan Curiban , Alisdair Manning , Jorge Garcia , Pei-Ying Hsieh , Andrew Lipnicky , Adele Plunkett

TOPCAT is a widely used desktop application for manipulation of astronomical catalogues and other tables, which has long provided fast interactive visualisation features including 1, 2 and 3-d plots, multiple datasets, linked views, color…

Instrumentation and Methods for Astrophysics · Physics 2014-10-27 Mark Taylor

We present a new technique for visualizing high-dimensional data called cluster MDS (cl-MDS), which addresses a common difficulty of dimensionality reduction methods: preserving both local and global structures of the original sample in a…

Graphics · Computer Science 2024-05-27 Patricia Hernández-León , Miguel A. Caro

Software libraries for Topological Data Analysis (TDA) offer limited support for interactive visualization. Most libraries only allow to visualize topological descriptors (e.g., persistence diagrams), and lose the connection with the…

Graphics · Computer Science 2022-04-22 Xueyi Bao , Guoxi Liu , Federico Iuricich

We present a software package, IDA, which can easily handle two-dimensional spectroscopy data. IDA has been written in IDL and offers a window-based interface. The available tools can visualize a recovered image from spectra at any desired…

Instrumentation and Methods for Astrophysics · Physics 2016-06-27 B. Garcia Lorenzo , J. A. Acosta Pulido , E. Megias

When studying multi-body protein complexes, biochemists use computational tools that can suggest hundreds or thousands of their possible spatial configurations. However, it is not feasible to experimentally verify more than only a very…

Human-Computer Interaction · Computer Science 2019-09-25 Katarína Furmanová , Adam Jurčík , Barbora Kozlíková , Helwig Hauser , Jan Byška

Traditional analysis techniques may not be sufficient for astronomers to make the best use of the data sets that current and future instruments, such as the Square Kilometre Array and its Pathfinders, will produce. By utilizing the…

Instrumentation and Methods for Astrophysics · Physics 2010-01-14 Amr H. Hassan , Christopher J. Fluke , David G. Barnes

ALMA is estimated to generate TB scale data during only one observation; astronomers manage to identify which part of the data they are really interested in. Now we have been developing new GUI software for this purpose utilizing the VO…

Instrumentation and Methods for Astrophysics · Physics 2012-11-19 Satoshi Eguchi , Wataru Kawasaki , Yuji Shirasaki , Yutaka Komiya , George Kosugi , Masatoshi Ohishi , Yoshihiko Mizumoto

In the modern drug discovery process, medicinal chemists deal with the complexity of analysis of large ensembles of candidate molecules. Computational tools, such as dimensionality reduction (DR) and classification, are commonly used to…