Blog Archives

Revolution Newsletter: December 2011

December 14, 2011
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The most recent edition of the Revolution Newsletter is out. The news section is below, and you can read the full December edition (with highlights from this blog and community events) online. You can subscribe to the Revolution Newsletter to get it monthly via email. Applications of R in Business Contest. A judging panel of industry experts and R...

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RHadoop update: new tools for Hadoop map-reduce tasks in R

December 13, 2011
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The open-source RHadoop project to integrate R and Hadoop continues apace, with a new version of the rmr package released this week. Changes in this version improve performance when storing and retrieving R objects from Hadoop with a native serialization process, support for equijoins (a MapReduce-style merge) and some new higher-level R functions to make writing map-reduce tasks simpler....

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Mapping prosperity in France with R

December 12, 2011
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Mapping prosperity in France with R

The choropleth below (created by Baptiste Coulmont) is a sort of prosperity map of France: the blue areas have high levels of personal income (actually, median household income tax paid divided by the number of household members), while the red areas have the lowest: The map was created with the help of GEOFLA "communes" shapefile (my high-school French begins...

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Using R to create a logo: Simple

December 9, 2011
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Using R to create a logo: Simple

R user Josh Reich, who we've featured here on the blog before, is also the CEO and co-founder of the new user-friendly bank, Simple. (Confidential to Josh -- still waiting on my invite...). So it's no suprise that Simple's logo is rendered using the R language: wave <- function (a, R, p, w) { x <- (0.5 + 0.5*R*sin(p+w*a))*cos(a)...

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In case you missed it: November roundup

December 9, 2011
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In case you missed them, here are some articles from November of particular interest to R users. R 2.14 now includes SVG support for Windows. The submissions for the Applications of R in Business contest are available for viewing online. A tutorial on using the Rdatamarket package to import public datasets into R. Free books on R for multivariate...

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Forbes: Big Data needs to earn its keep

December 8, 2011
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Dan Woods at Forbes makes a salient point about Big Data: it's not good enough merely to spend a ton of money to collect and store data -- it needs to earn its keep via data analysis: Let’s say you buy a huge Hadoop cluster along with Revolution Analytics, a productization of the R language that has been adapted...

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New CRAN mirror from Revolution Analytics

December 7, 2011
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There's a new CRAN mirror available: cran.revolutionanalytics.com. It's provided by Revolution Analytics and hosted at Rackspace's high-availability data center in Dallas, TX. Especially for R users located in the western US, using this mirror will provide high-bandwidth access to open-source R downloads and CRAN packages while taking the load off of the main cran.r-project.org server. The mirror is updated...

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Judging panel for Applications of R in Business contest

December 6, 2011
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Now that the final submissions are in for the Applications of R in Business contest, it's time to announce the judging panel who will select the winners for $20,000 in cash prizes from Revolution Analytics. They are: Edd Dumbill, technologist and writer for O'Reilly Media David Menninger, VP & Research Director at Ventana Research Steve Miller, technology writer and...

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Vote Compass: visualizing Canadian poll results with R

December 5, 2011
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Vote Compass: visualizing Canadian poll results with R

Vote Compass is an online "electoral literacy application, whose goal is to encourage engagement with and stimulate discussion around the policy platforms of Canada's political parties. In the lead-up to the 2011 Canadian election, Vote Compass collected the results of an on-line 10-minute survey from more than 2 million participants, and used the results to align voters with the...

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Applications of R in Business Contest: Final Entries

December 2, 2011
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The revision period for the Applications of R in Business Contest is now at a close, and the competitors have finalized their entries for a chance at $20,000 in prizes from Revolution Analytics. We're now in the judging phase, where the finalists will be rated on applicability to business, innovation and persuasiveness by an independent panel of judges from...

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