English
Related papers

Related papers: ASTRA: A Python Package for Cross-Instrument Stell…

200 papers

We aim at facilitating the visualization of astrophysical data for several tasks, such as uncovering patterns, presenting results to the community, and facilitating the understanding of complex physical relationships to the public. We…

Instrumentation and Methods for Astrophysics · Physics 2024-04-01 PASTA Collaboration , N. Borghi , E. Ceccarelli , A. Della Croce , L. Leuzzi , L. Rosignoli , A. Traina

We present a new publicly available tool (DustPol) aimed to model the polarised thermal dust emission. The module DustPol, which is publicly available, is part of the ARTIST (Adaptable Radiative Transfer Innovations for Submillimetre…

Instrumentation and Methods for Astrophysics · Physics 2015-06-04 M. Padovani , C. Brinch , J. M. Girart , J. K. Jørgensen , P. Frau , P. Hennebelle , R. Kuiper , W. H. T. Vlemmings , F. Bertoldi , M. Hogerheijde , A. Juhasz , R. Schaaf

We present TA-DA, a new software aimed at greatly simplify and improve the analysis of stellar photometric data in comparison with theoretical models, and allow the derivation of stellar parameters from multi-band photometry. Its…

Solar and Stellar Astrophysics · Physics 2015-06-11 Nicola Da Rio , Massimo Robberto

pyKurucz is a pure Python reimplementation of Kurucz's ATLAS12 and SYNTHE, the standard code tools for computing synthetic stellar spectra. The original Fortran codes, written decades ago in a legacy dialect, are difficult to compile with…

Solar and Stellar Astrophysics · Physics 2026-05-25 Elliot M. Kim , Yuan-Sen Ting

A pulsar dynamic spectrum is an inline digital hologram of the interstellar medium; it encodes information on the propagation paths by which signals have travelled from source to telescope. To decode the hologram it is necessary to…

Instrumentation and Methods for Astrophysics · Physics 2022-12-07 Stefan Osłowski , Mark A. Walker

The "Advanced Spectral Library (ASTRAL)" Project (PI = T. Ayres) consists of two Treasury Programs: the Cycle 18 "Cool Stars" (GO-12278) Program and the Cycle 21 "Hot Stars" (GO-13346) Program. The primary goal of these programs is to…

Solar and Stellar Astrophysics · Physics 2014-11-07 Kenneth G. Carpenter , Thomas R. Ayres , the ASTRAL Science Teams

Understanding the lives and interior structures of stellar objects is a fundamental objective of astrophysics. Research in this domain often relies on the visualization of astrophysical data, for instance, the results of theoretical…

Instrumentation and Methods for Astrophysics · Physics 2021-11-11 E. Laplace

The Collaboration for Astronomy Signal Processing and Electronics Research (CASPER) has been working for a decade to reduce the time and cost of designing, building and deploying new digital radio-astronomy instruments. Today, CASPER…

Fast and accurate climate simulations and weather predictions are critical for understanding and preparing for the impact of climate change. Real-world weather and climate modeling consist of complex compound stencil kernels that do not…

GALA is a freely distributed Fortran code to derive automatically the atmospheric parameters (temperature, gravity, microturbulent velocity and overall metallicity) and abundances for individual species of stellar spectra using the…

Instrumentation and Methods for Astrophysics · Physics 2015-06-15 A. Mucciarelli , E. Pancino , L. Lovisi , F. R. Ferraro , E. Lapenna

CASA, the Common Astronomy Software Applications, is the primary data processing software for the Atacama Large Millimeter/submillimeter Array (ALMA) and the Karl G. Jansky Very Large Array (VLA), and is often used also for other radio…

Scientific analyses commonly compose multiple single-process programs into a dataflow. An end-to-end dataflow of single-process programs is known as a many-task application. Typically, tools from the HPC software stack are used to…

Distributed, Parallel, and Cluster Computing · Computer Science 2016-03-15 Zhao Zhang , Kyle Barbary , Frank Austin Nothaft , Evan Sparks , Oliver Zahn , Michael J. Franklin , David A. Patterson , Saul Perlmutter

Libpsht (or "library for Performant Spherical Harmonic Transforms") is a collection of algorithms for efficient conversion between spatial-domain and spectral-domain representations of data defined on the sphere. The package supports…

Instrumentation and Methods for Astrophysics · Physics 2011-01-11 Martin Reinecke

PyKOALA is an innovative Python-based library designed to provide a robust and flexible framework for Integral Field Spectroscopy (IFS) data reduction. By addressing the complexities of transforming raw measurements into scientifically…

The R arules package implements a comprehensive infrastructure for representing, manipulating, and analyzing transaction data and patterns using frequent itemsets and association rules. The package also provides a wide range of interest…

Databases · Computer Science 2023-05-25 Michael Hahsler

Asterias (\url{http://www.asterias.info}) is an integrated collection of freely-accessible web tools for the analysis of gene expression and aCGH data. Most of the tools use parallel computing (via MPI). Most of our applications allow the…

A graphical model is a multivariate (potentially very high dimensional) probabilistic model, which is formed by combining lower dimensional components. Inference (computation of conditional probabilities) is based on message passing…

Computation · Statistics 2021-06-03 Mads Lindskou , Søren Højsgaard , Poul Svante Eriksen , Torben Tvedebrink

We present MARFA (Molecular atmospheric Absorption with Rapid and Flexible Analysis) -- an open-source line-by-line tool for calculating absorption coefficients and cross-sections in planetary atmospheres, particularly under conditions of…

Earth and Planetary Astrophysics · Physics 2025-07-24 Mikhail Razumovskiy , Boris Fomin , Denis Astanin

Current and future continuum surveys being undertaken by the new generation of radio telescopes are now poised to address many important science questions, ranging from the earliest galaxies, to the physics of nearby AGN, as well as…

Instrumentation and Methods for Astrophysics · Physics 2016-04-25 Jeremy J. Harwood , Raffaella Morganti

Space-based projects are providing a wealth of high-quality asteroseismic data, including frequencies for a large number of stars showing solar-like oscillations. These data open the prospect for precise determinations of key stellar…

Solar and Stellar Astrophysics · Physics 2015-05-20 P. -O. Quirion , J. Christensen-Dalsgaard , T. Arentoft