المدة الزمنية 43:59

Supercells In Polygondwanaland

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تم نشره في 2023/08/17

Over the past decades I've accumulated a lot of video from my research that has never seen the light of day. I've always wanted to do a long segment highlighting different aspects of supercells in a more artful form than my typical scientific presentations, but I knew it needed a decent soundtrack, and I don't have time to create my own music right now. A year or so ago I discovered this nifty band with the funny name. Their twelfth album, Polygondwanaland, was given away by the band for free - as in free to make your own copies, etc.! A couple months ago I started thinking about whether it was legal for me to do exactly what you see here, and once I realized, well, yeah it is, well, the die was cast. However I just couldn't get myself to start the project. Yesterday... I woke up with an itchy brain... and I finally sat down and started pasting a few video segments into Final Cut Pro. I only had two segments in mind when I started this project... 99% of this is pure serendipity and wherever I was scrolling through my hundreds of old video files. The entire project was completed in about six hours time. Like the music, the video is yours to use for whatever purpose you want - no encumbrances. If you see some weirdness in the swarms of particles and vorticity, it's because of compression artifacts from streaming. I have created a 1080p 60fps MP4 file you can download that does not have any streaming artifacts: https://orf.media/supercells-in-polygondwanaland @KingGizzardAndTheLizardWizard are: Stu Mackenzie, Ambrose Kenny-Smith, Cook Craig, Joey Walker, Lucas Harwood and Michael Cavanagh. ABOUT WHAT YOU ARE SEEING HERE: All of the animations are visual representations of simulated supercell thunderstorms. Simulations were run with the NCOMMAS (old stuff) and CM1 model on supercomputers, and visualizations were made, frame by frame, by visualization software. Many of the visualizations here contain very interesting science, with a few that were just mistakes that look cool. As I worked throughout the day I started playing more with filters so some of the video is highly distorted from its original form, and some of it is very clean. Definitely in the spirit of the band's own production haha.... Credits: The National Science Foundation, funded by the taxpayers of the United States, funded much of this work, including the Blue Waters supercomputer that created many of these simulations. Some simulations were run on hardware at Central Michigan University in the mid-2000's. Leigh Orf's collaborators on the initial supercell work include Robert Wilhelmson, Cathy Finley and Bruce Lee. All software used to create individual frames is open source software including: Vis5d, VAPOR, Paraview, ncview, and VisIt. Websites: https://www.ssec.wisc.edu/~ billh/vis5d.html https://www.vapor.ucar.edu/ https://www.paraview.org/ https://cirrus.ucsd.edu/ncview/ https://wci.llnl.gov/simulation/computer-codes/visit The CM1 model is also open source: https://www2.mmm.ucar.edu/people/bryan/cm1/ This video was constructed using Final Cut Pro.

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