Tag Archives: high-performance computing

The Mother of All Demos, presented by Douglas Engelbart (1968)

Posted on March 1, 2016 by astrocompute

If you have never seen this, I recommend it.  Douglas Engelbart’s December 9, 1968, extraordinarily prescient demonstration of experimental computer technologies that are now ubiquitous. The live demonstration featured the introduction of the computer mouse, video conferencing, teleconferencing, hypertext, word … Continue reading →

Posted in computer modeling, computer videos, Computing, computing videos, cyberinfrastructure, History of Computing!, information sharing, Scientific computing, software engineering, Uncategorized | Tagged , , , , , , , | Leave a comment

The Pegasus Workflow Manager and the Discovery of Gravitational Waves

Posted on February 19, 2016 by astrocompute

We have all heard so much about the wonderful discovery of Gravitational Waves – and with just cause! In today’s post, I want to give a shout-out to the Pegasus Workflow Manager, one of the crucial pieces of software used in … Continue reading →

Posted in astroinformatics, Astronomy, Black Holes, Computing, cyberinfrastructure, Gravitational waves, High performance computing, informatics, LIGO, Operations, Parallelization, programming, Scientific computing, software engineering, software maintenance, workflows | Tagged , , , , , , , , , , , , , , | Leave a comment

The SAMI Data Archive: A Prototype of An Archive of the Future?

Posted on February 10, 2016 by astrocompute

Astronomy data sets are not simply exploding in size – they are exploding in complexity too. Witness the data sets obtained from integral-field spectroscopy (IFS).  While the Sydney-AAO Multi-object Integral-field spectrograph (SAMI) survey has exceeded measurements of 1,000 galaxies, surveys such … Continue reading →

Posted in astroinformatics, Astronomy, astronomy surveys, Computing, cyberinfrastructure, data archives, Data formats, Data Management, Data mining, databases, FITS, HDF5, High performance computing, informatics, information sharing, Open Source, Python, Scientific computing, software engineering, software maintenance, software sustainability, Uncategorized | Tagged , , , , , , , , , , , , | Leave a comment

How Does An Astronomer Become A Data Scientist?

Posted on January 29, 2016 by astrocompute

I have been asked this question by several junior colleagues, so I thought my answer might be valuable to a broader audience. In particular, these young scientists were keen to learn how their skills might be transferable to another field. … Continue reading →

Posted in astroinformatics, Astronomy, Career Advice, careers, computer modeling, computing videos, Data Management, Data mining, Data Science, databases, High performance computing, informatics, information sharing, programming, R, Scientific computing, software engineering, software maintenance, software sustainability, statistical analysis, statistics, Uncategorized | Tagged , , , , , , , , , , , , , , , , , | Leave a comment

Exploring the dark universe with supercomputers: article in symmetry magazine

Posted on January 19, 2016 by astrocompute

The other day, I accidentally came across the on-line magazine symmetry (yes, it’s lower case!) which posts articles in the fields of particle physics and related topics, such as dark matter, dark energy, neutrinos, all written for the educated layperson.  I was … Continue reading →

Posted in astroinformatics, Astronomy, computer modeling, Computing, cosmology, cyberinfrastructure, dark energy, DES, galaxy formation, GPU's, Grid Computing, High Energy Physics, High performance computing, informatics, LSST, Parallelization, programming, Scientific computing, simulations, software engineering | Tagged , , , , , , , , , , , , , | Leave a comment

VO Interfaces at the CSIRO ASKAP Science Data Archive (CASDA).

Posted on December 8, 2015 by astrocompute

This week, I am reporting on a presentation I heard by James Dempsey of CSIRO at the IVOA meeting in Sydney, November 2015. You can download the presentation at the meeting site here. ASKAP is the Australian SKA Pathfinder, a … Continue reading →

Posted in archives, ASKAP, astroinformatics, Astronomy, astronomy surveys, cyberinfrastructure, data archives, Data Management, High performance computing, informatics, information sharing, Observatories, Scientific computing, SKA, software engineering, software maintenance, software sustainability, Virtual Observatory | Tagged , , , , , , , , , , , , , , | Leave a comment

A New Data Archive for Gemini – Fast, Cheap and in the Cloud

Posted on November 20, 2015 by astrocompute

I must congratulate my colleague Paul Hirst at Gemini – he is to my knowledge the first astronomer to use “cheap” and “cloud” in the same title. His talk on building a new archive for the Gemini telescopes was presented … Continue reading →

Posted in astroinformatics, Astronomy, Cloud computing, Computing, cyberinfrastructure, data archives, Data formats, Data Management, FITS, Gemini, informatics, information sharing, metadata management, Observatories, Operations, programming, Python, Scientific computing, software engineering, software maintenance, software sustainability, telescopes | Tagged , , , , , , , , , , , , , , , | Leave a comment

Petascale Data Management in Solar Physics: Approach of the DKIST Data Center

Posted on November 10, 2015 by astrocompute

While attending the ADASS XXV meeting in Sydney, I heard this excellent presentation by Steve Berukoff 0n data management at the National Solar Obervatory’s Daniel K. Inouye Solar Telescope, now under construction on Haleakala, Maui, Hawaii.  The telescope is due for … Continue reading →

Posted in archives, astroinformatics, Astronomy, Cloud computing, Computing, cyberinfrastructure, data archives, Data Management, DBMS, Grid Computing, High performance computing, informatics, information sharing, metadata, metadata management, Observatories, Open Access, Open Source, programming, Scientific computing, software engineering, software maintenance, software sustainability, Solar astronomy, telescopes, Time domain astronomy, user communities | Tagged , , , , , , , , , , , , , , , , | Leave a comment

Version 4.0 of the Montage Image Mosaic Engine Released: Data Cubes and more.

Posted on October 24, 2015 by astrocompute

Version 4.0 is a major upgrade of Montage, released with a BSD 3-clause license. The distribution is available from Git Hub at https://github.com/Caltech-IPAC/Montage and from the Montage web page at http://montage.ipac.caltech.edu/docs/download.html. The release supports aggregation of of data stored as … Continue reading →

Posted in astroinformatics, Astronomy, astronomy surveys, Computing, cyberinfrastructure, High performance computing, image mosaics, informatics, information sharing, Montage, programming, Scientific computing, software engineering, software maintenance, software sustainability, visualization | Tagged , , , , , , , , , , , , | Leave a comment

Why Sustain Scientific Software?

Posted on October 16, 2015 by astrocompute

This is the title of the keynote address given by Matt Turk (University of Illinois) at the 3rd Workshop on Sustainable Software for Science: Practice and Experiences (WSSSPE3), held in Boulder, CO, on September 28-29, 2015. This annual workshop aims to … Continue reading →

Posted in astroinformatics, computer videos, Computing, computing videos, High performance computing, informatics, information sharing, programming, Scientific computing, social media, social networking, Software citation, software engineering, software maintenance, software sustainability, user communities | Tagged , , , , , , , , , , , , | Leave a comment