Blog Archives

Analyzing birth rates from census data from RevoScaleR

November 18, 2011
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Analyzing birth rates from census data from RevoScaleR

In yesterday's webinar, "New Features in Revolution R Enterprise 5.0 to Support Scalable Data Analysis", Sue Ranney demonstrated the features of the RevoScaleR big data analysis package included with Revolution R Enterprise. In the webinar, she showed how to use the rxImport function to import big data sets from SAS, SPSS or ODBC, how to use the rxDataStep function...

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Revolution Newsletter: November 2011

November 17, 2011
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The most recent edition of the Revolution Newsletter is out. The news section is below, and you read the full November edition (with highlights from this blog and community events) online. You can subscribe to the Revolution Newsletter to get it monthly via email. R Training from Hadley Wickham: The R guru (and author of ggplot2, plyr and several...

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Webinar Tomorrow: What’s new in Revolution R Enterprise 5.0

November 16, 2011
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A reminder that Sue Ranney will be presenting the webinar New Features in Revolution R Enterprise 5.0 (Including RevoScaleR) to support Scalable Data Analysis tomorrow (Thursday) at 11AM Pacific time. To whet your appetite, here's another video demonstation of more of the new big data analysis features, including the rxDataStep function to preprocess a data set using R functions...

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Announcing Revolution R Enterprise 5.0

November 15, 2011
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We're proud to announce the latest update to the enhanced, commercial-grade distribution of R, Revolution R Enterprise 5.0. With each new release, Revolution R Enterprise adds more capabilities to open-source R, to make R users more productive, to improve performance of R programs, to support Big Data analytics, and to provide servers and APIs for enterprise deployment. New features...

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R Development Master Class with Hadley Wickham

November 14, 2011
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Hadley Wickham, R guru and author of several popular R packages (ggplot2 and plyr, to name just two), will present his 2-day R Development Master Class in New York City, December 12-13. This two-day course offers expert instruction in R programming and package development, and is ideal for anyone looking to hone their R development skills with expert instruction....

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A chart for marathoners

November 11, 2011
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A chart for marathoners

Here's a cool application of calendar heat maps: runner Andy used R to catalogue his daily running mileage over the last 2+ years: There are lots of ways to chart data like this (a simple time-series chart, for example), but sometimes looking at data in new ways offers fresh perspectives. For example, Andy notes: "Apparently I missed running on...

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The Marriage of Hadoop and R: Revolution Analytics at Hadoop World

November 11, 2011
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The Marriage of Hadoop and R: Revolution Analytics at Hadoop World

Revolution Analytics CTO David Champagne visited Hadoop World 2011 this week, and delivered a presentation on "The Powerful Marriage of R and Hadoop" to a standing-room-only crowd of R and Hadoop enthusiasts. I've included David's slides below: The talk also generated praise on Twitter, for example: David was also interviewed by The Cube during the conference. In the video...

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In case you missed it: October Roundup

November 10, 2011
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In case you missed them, here are some articles from October of particular interest to R users. The creator of the ggplot2 package, Hadley Wickham, shares details on some forthcoming big-data graphics functions (based on research sponsored by Revolution Analytics). A list of several dozen free data sources that can easily be imported into R. Bob Muenchen gave a...

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Suggest some R tasks for high-schoolers

November 9, 2011
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Many high-schoolers are now using R in class, and to help even more students get exposure to R (while improving R itself), Virgilio Gómez-Rubio is seeking suggestions for projects for the next Google Code-In: An application has been put forward for R to participate in Google Code-in. This is a Google's contest to introduce pre-university students (age 13-18) to...

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Three free books on R for Statistics

November 8, 2011
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Avril Coghlan, a lecturer at University College Cork in Ireland, has written and made available for free three books ideal for students or practitioners new to R who want to use it for multivariate analysis, time series analysis or biomedical statistics. Each book begins with practical advice for installing and using R in general, before diving into their specialized...

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