481 search results for "Register"

doSMP pulled

March 1, 2012
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doSMP pulled

They have finally pulled that buggy unreliable piece of code that was doSMP from the CRAN mirrors while (I hear) Revolutions are re-writing it. To use all your cores for analysis on the Windows platform, you can try doSNOW instead; my code is something like the fragment below. Neither option is as attractive...

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Custom Amazon EC2 config for Rstudio

February 29, 2012
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IntroductionThis post is a work in progress building on the previous post. It's my attempt to simultaneously learn Amazon's AWS tools and set up R and Rstudio Server on a customized "cloud" instance. I look forward to testing some R jobs that have la...

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Webinar tomorrow: Big-data statistics with Revolution R with IBM Netezza

February 28, 2012
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As explained in detail by Michele Chambers at the IBM Netezza blog, there are two keys to getting fast performance with statistical analysis on massive data sets with R: Massive parallelization: break the problem down into small pieces, and run them in parallel Bring the R engine to the data (not the other way around), to avoid data transfer...

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A new local R user group in Cambridge, UK

February 10, 2012
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It turns out there's another local R user group in Cambridge, UK. It's called CambR, and organizing committee member Laurent Gatto described its history to me in an email: After meeting repeatedly at several R related conferences (Bioconductor meetings, useR 2011), some R enthusiasts thought Cambridge deserved a local R user group and founded CambR in September 2011. Since...

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Monitoring Progress Inside a Foreach Loop

February 9, 2012
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The foreach package for R is excellent, and allows for code to easily be run in parallel. One problem with foreach is that it creates new RScript instances for each iteration of the loop, which prevents status messages from being logged to the console output. This is particularly frustrating during long-running tasks, when we are often unsure...

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Monitoring Progress Inside a Foreach Loop

February 9, 2012
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The foreach package for R is excellent, and allows for code to easily be run in parallel. One problem with foreach is that it creates new RScript instances for each iteration of the loop, which prevents status messages from being logged to the console output. This is particularly frustrating during long-running tasks, when we are often unsure how much...

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Revolution R update adds Red Hat 6 support

February 8, 2012
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The Dev Team at Revolution Analytics recently released an update to the Revolution R 5 family. Version 5.0.1 adds compatibility with Red Hat Enterprise Linux 6 for all editions (Community, Academic and Enterprise). This expands the platform support to Red Hat 5, Red Hat 6 and Microsoft Windows. For Revolution R Enterprise customers and users of the free Academic...

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Hadley Wickham: ggplot2 Webinar (Today!)

February 8, 2012
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Title: A Backstage Tour of ggplot2 with Hadley WickhamDate: Wednesday, February 8, 2012Time: 11:00AM - 12:00PM PacificPresenter: Hadley Wickham, Professor of Statistics, Rice UniversityRegister here.I used ggplot2 extensively a few years ago, but rever...

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What are the most popular bike routes in London?

February 7, 2012
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What are the most popular bike routes in London?

James Cheshire, R user and lecturer at the UCL Centre for Advanced Spatial Analysis, created this map of the most trafficked cycle routes in London: Click to enlarge, it's a gorgeous chart. The bicycle traffic data comes from London's public cycle-hire facility, which currently is only available in central London (which is why you don't see much activity in...

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Pre-conference tutorials announced for useR! 2012

January 30, 2012
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The worldwide R user conference, useR! 2012, will take place this year June 12-15 in Nashville, Tennessee. In addition to the regular program of invited and contributed talks, a highlight of every useR! is the pre-conference tutorials: hand-on, half-day in-depth expert-led sessions with a focused on a specific area of methodology with R. This year's roster of tutorials has...

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