Blog Archives

R 101 at TDWI

December 2, 2010
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Last month TDWI's James Powell interviewed Revolution CEO Norman Nie and published the interview as "R 101". The article answers some of the basic questions about R, such as: What is R? Why is R well-suited for predictive analytics? Why is R superior? How easy is it to learn R? Where is R headed? ... and much more. Read...

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How to create PDF reports with R

December 1, 2010
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How to create PDF reports with R

Sweave is a literate programming system included with R. It makes it possible to create a PDF document containing not just text, but also tables and charts generated from R. The process is automated, so once you've created an Sweave document (which includes both LaTeX text markup and R commands), you can create the formatted text and insert the...

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How to create PDF reports with R

December 1, 2010
By
How to create PDF reports with R

Sweave is a literate programming system included with R. It makes it possible to create a PDF document containing not just text, but also tables and charts generated from R. The process is automated, so once you've created an Sweave document (which includes both LaTeX text markup and R commands), you can create the formatted text and insert the...

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What’s Next for Revolution R and Hadoop?

November 30, 2010
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It's been a busy fall season for the team at Revolution Analytics. Over the past few months, we've announced major product enhancements for Revolution R -- RevoScaleR, for tackling big data sets, and RevoDeployR, for embedding Revolution R into wider applications. We've continued to add to our growing customer base at an aggressive rate and we've been busy crisscrossing...

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The Joy of Visualizations

November 29, 2010
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This is a clip from the forthcoming BBC4 program, The Joy of Stats: The clip shows Hans Rosling (who we've profiled here before), plotting life expectancy versus income for various countries, and animating over time. The clip amply demonstrates that with the right presentation and story, even the simplest of scatterplots can be a joy to behold. I'm looking...

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John Chambers on R and Multilingualism

November 29, 2010
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John Chambers, one of the creators of R's predecessor S and a current member of the R Core Group, gave a seminar at Stanford last week titled "R, other languages and object-oriented programming". Unfortunately, I was away for the Thanksgiving break and couldn't make it myself, but John has kindly made his slides (PDF) available for download. The talk...

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John Chambers on R and Multilingualism

November 29, 2010
By

John Chambers, one of the creators of R's predecessor S and a current member of the R Core Group, gave a seminar at Stanford last week titled "R, other languages and object-oriented programming". Unfortunately, I was away for the Thanksgiving break and couldn't make it myself, but John has kindly made his slides (PDF) available for download. The talk...

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Happy Thanksgiving!

November 25, 2010
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It's holiday time here in the US, so we're taking a break at Revolutions. We'll be back with more R goodness on Monday, but in the meantime, think of the turkeys. R-chart: Don't be a Turkey

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R preferred by Kaggle competitors

November 24, 2010
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Kaggle, the predictive-analytics competition site, has analyzed the preferences of the 2,500 data scientists who participate in its competitions, and R was the most-preferred software of the competitors at 22.5%. The next-nearest alternative was Matlab, at 16%. On a related note, the premier of the Australian state of New South Wales has just launched a competition on Kaggle to...

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R preferred by Kaggle competitors

November 24, 2010
By

Kaggle, the predictive-analytics competition site, has analyzed the preferences of the 2,500 data scientists who participate in its competitions, and R was the most-preferred software of the competitors at 22.5%. The next-nearest alternative was Matlab, at 16%. On a related note, the premier of the Australian state of New South Wales has just launched a competition on Kaggle to...

Read more »