Archive for June, 2013

Thursday, June 27th, 2013

Google Reader replacement review

Google is killing its web-based RSS reader, Google Reader, on July 1. While I don’t go directly to Reader to read my RSS feeds, I use iOS and OS X applications that sync via Reader and I read a lot of RSS feeds. It would be painful to have to sort through articles that I […]

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Tuesday, June 25th, 2013

VISualize 2013 wrap-up

Presentations from VISualize 2013 are now available. The organizer of VISualize, Matt Hallas, gives a brief wrap-up at the IDL Data Point: The presentations at VISualize help to tell the story of remote sensing and GIS from data collect to analysis. The range of topics detailing satellite launch and sensor requirements, community data sharing ventures, […]

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Monday, June 17th, 2013

GPULib slides from VISualize 2013

My colleague Jon Rood presented on the recently released GPULib 1.6 at VISualize last week. Here are the slides for the talk.

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Tuesday, June 11th, 2013

CPU vs GPU performance

I regularly need a graph showing the trend in the performance of GPUs and CPUs. This has to be quite a compromise since actual performance depends heavily on the suitability of the chip to a particular problem/algorithm among many other specifics. The simplest method is to plot theoretical peak performance over time; I chose to […]

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Friday, June 7th, 2013

IDL 8.2.3 released

IDL 8.2.3 was released yesterday. Check out the IDL Data Point for a nice list of new features and fixes. Oddly, I think I’m most excited about the file I/O features: new compression routines READ_VIDEO, WRITE_VIDEO, QUERY_VIDEO wrappers output to SVG files But the headline improvement is probably the speed improvements to overplotting in the […]

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