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The upcoming generation of telescopes, instruments, and surveys is poised to usher in an unprecedented "Big Data" era in the field of astronomy. Within this context, even seemingly modest tasks such as spectral line analyses could become…

Instrumentation and Methods for Astrophysics · Physics 2024-08-07 V. Fernández , R. Amorín , V. Firpo , C. Morisset

With the increasing usage of JavaScript in web applications, there is a great demand to write JavaScript code that is reliable and maintainable. To achieve these goals, classes can be emulated in the current JavaScript standard version. In…

Software Engineering · Computer Science 2016-02-19 Leonardo Humberto Silva , Daniel Hovadick , Marco Tulio Valente , Alexandre Bergel , Nicolas Anquetil , Anne Etien

Graph machine learning (GML) is effective in many business applications. However, making GML easy to use and applicable to industry applications with massive datasets remain challenging. We developed GraphStorm, which provides an end-to-end…

Atmospheric studies of exoplanets and brown dwarfs are a cutting-edge and rapidly evolving area of astrophysics research. Calculating models of exoplanet or brown dwarf spectra requires knowledge of the wavelength-dependent absorption of…

Instrumentation and Methods for Astrophysics · Physics 2024-10-22 Arnav Agrawal , Ryan J. MacDonald

The computer programs most users interact with daily are driven by a graphical user interface (GUI). However, many scientific applications are used with a command line interface (CLI) for the ease of development and increased flexibility…

Human-Computer Interaction · Computer Science 2008-06-03 N. C. Manoukis , E. C. Anderson

Color plays a crucial role in the visualization, interpretation, and analysis of multi-wavelength astronomical images. However, generating color images that accurately represent the full dynamic range of astronomical sources is challenging.…

Instrumentation and Methods for Astrophysics · Physics 2024-01-09 Raúl Infante-Sainz , Mohammad Akhlaghi

In this report, the implementation of a program for the simulation of the sky map, in the gamma rays energy range, observed by the GLAST experiment will be described. The program generates a list of photons and images of the galactic and…

Astrophysics · Physics 2007-05-23 C. Cecchi , F. Marcucci , M. Pepe , G. Tosti

While constructing supervised learning models, we require labelled examples to build a corpus and train a machine learning model. However, most studies have built the labelled dataset manually, which in many occasions is a daunting task. To…

Software Engineering · Computer Science 2023-03-14 Najam Nazar , Norman Chen , Chun Yong Chong

The lack of open-source tools for hyperspectral data visualization and analysiscreates a demand for new tools. In this paper we present the new PlanetServer,a set of tools comprising a web Geographic Information System (GIS) and arecently…

Earth and Planetary Astrophysics · Physics 2017-10-17 R. Marco Figuera , B. Pham Huu , A. P. Rossi , M. Minin , J. Flahaut , A. Halder

Parallel computing has turned out to be the enabling technology to solve complex physical systems. However, the transition from shared memory, vector computers to massively parallel, distributed memory systems and, recently, to hybrid…

Astrophysics · Physics 2007-05-23 P. Hoeflich

We describe the Zonal Atmospheric Stellar Parameters Estimator (ZASPE), a new algorithm, and its associated code, for determining precise stellar atmospheric parameters and their uncertainties from high resolution echelle spectra of…

Instrumentation and Methods for Astrophysics · Physics 2017-01-25 Rafael Brahm , Andres Jordan , Joel Hartman , Gaspar Bakos

We present an atmospheric model tailored for the interactive visualization of planetary surfaces. As the exploration of the solar system is progressing with increasingly accurate missions and instruments, the faithful visualization of…

Human-Computer Interaction · Computer Science 2020-10-08 Jonathas Costa , Alexander Bock , Carter Emmart , Charles Hansen , Anders Ynnerman , Claudio Silva

The Open Source Physics community has created hundreds of physics computer models (Wolfgang Christian, Esquembre, & Barbato, 2011; F. K. Hwang & Esquembre, 2003) which are mathematical computation representations of real-life Physics…

Physics Education · Physics 2012-10-15 Loo Kang Wee , Sze Yee Lye

Open Source Physics (Brown, 2012; Christian, 2010; Esquembre, 2012; Hwang, 2010) empowers teachers and students to create and use these free tools with the associated intellectual property rights given to customise (Wee & Mak, 2009) the…

Physics Education · Physics 2013-08-13 Loo Kang Wee

Context. An increasing number of high-resolution stellar spectra is available today thanks to many past and ongoing extensive spectroscopic surveys. Consequently, the scientific community needs automatic procedures to derive atmospheric…

Instrumentation and Methods for Astrophysics · Physics 2014-10-01 S. Blanco-Cuaresma , C. Soubiran , U. Heiter , P. Jofré

In this paper, we introduce the JavaScript Open-source Library (\libname), a high-level grammar for representing data in visualization graphs and plots. \libname~perspective on the grammar of graphics is unique; it provides state-of-art…

This paper is on customization of computer models using the Easy Java Simulation authoring toolkit for the Singapore syllabus, based on real astronomical data, supported with literature reviewed researched pedagogical features. These 4 new…

Physics Education · Physics 2014-01-30 Loo Kang Wee , Giam Hwee Goh , Ee-Peow Lim

Astronomy and cosmology have embraced the internet. We routinely and successfully use the internet as a repository for sharing code, publications and information, and as a computational resource. However the interactive nature of the web,…

Instrumentation and Methods for Astrophysics · Physics 2009-01-22 Thomas Kitching , Adam Amara , Anais Rassat , Alexandre Refregier

This is the first of three papers that present a detailed guide for working with the codes {\sc tlusty} and {\sc synspec} to generate model stellar atmospheres or accretion disks, and to produce detailed synthetic spectra. In this paper, we…

Solar and Stellar Astrophysics · Physics 2017-06-07 Ivan Hubeny , Thierry Lanz

HTTP Server is a computer programs that serves webpage content to clients. A webpage is a document or resource of information that is suitable for the World Wide Web and can be accessed through a web browser and displayed on a computer…

Other Computer Science · Computer Science 2010-03-09 Bala Dhandayuthapani Veerasamy