Blog Archives

List of R conferences and user groups (2017-01-30)

January 30, 2017
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For 8 years now, we've maintained a list of local R user groups here at the Revolutions blog. This is a list that began with a single group (the Bay Area RUG, the first and still one of the largest groups), and now includes 360 user groups worldwide (including 27 specifically for women). As the list has grown in...

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CRAN now has 10,000 R packages. Here’s how to find the ones you need.

January 27, 2017
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CRAN now has 10,000 R packages. Here’s how to find the ones you need.

CRAN, the global repository of open-source packages that extend the capabiltiies of R, reached a milestone today. There are now more than 10,000 R packages available for download*. (Incidentally, that count doesn't even include all the R packages out there. There are also another 1294 packages for genomic analysis in the BioConductor repository, hundreds of R packages published only...

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Kung Fu R

January 26, 2017
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Kung Fu R

A great way to hone your skills as a data scientist is to pick a topic you're passionate about, find some data related to it, and analyze the heck out of it. Jim Vallandingham is clearly passionate about old Kung Fu movies — particularly those from the Shaw Brothers Studio — and has used R to analyze data the...

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New Zealand bank replaces SAS server with R Server

January 26, 2017
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Heartland Bank, a rapidly growing bank in New Zealand, has adopted a data-driven approach to analyzing risk, evaluating credit lines, and understanding cash flows. But they found their legacy SAS system to be labor-intensive and time consuming when it came to updating financial models, and it was expensive to boot. (Being licensed on a per-user basis, it was available...

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Building a machine learning model with the MicrosoftML package

January 24, 2017
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Building a machine learning model with the MicrosoftML package

Microsoft R Server 9 includes a new R package for machine learning: MicrosoftML. (So do the Data Science Virtual Machine and the free Microsoft R Client edition, incidentally.) This package includes a suite of fast predictive modeling functions implemented by Microsoft Research, including: Linear (rxFastLinear) and logistic (rxLogisticRegression) model functions based on the Stochastic Dual Coordinate Ascent method; Classification/regression...

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Upcoming R Conferences

January 23, 2017
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Since a few new events have been announced recently, I thought I'd give a run-down on some major R conferences coming up in the next six months. February 18: satRdays, Cape Town (South Africa). This is the second in a series of one-day conferences inspired by an R Consortium proposal. The first event in Budapest was a great success,...

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Free guide to text mining with R

January 20, 2017
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Free guide to text mining with R

Jilia Silge and David Robinson are both dab hands at using R to analyze text, from tracking the happiness (or otherwise) of Jane Austen characters, to identifying whether Trump's tweets came from him or a staffer. If you too would like to be able to make statistical sense of masses of (possibly messy) text data, check out their book...

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Microsoft R Server in the News

January 19, 2017
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Since the release of Microsoft R Server 9 last month, there's been quite a bit of news in the tech press about the capabilities it provides for using R in production environments. Infoworld's article, Microsoft’s R tools bring data science to the masses, takes a look back at Microsoft's vision for R since acquiring Revolution Analytics two years ago,...

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Diversity in the R Community

January 18, 2017
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Diversity in the R Community

In the follow-up to the useR! conference in Stanford last year, the Women in R Task force took the opportunity to survey the 900-or-so participants about their backgrounds, experiences and interests. With 455 responses, the recently-published results provide an interesting snapshot about the R community (or at least that subset able to travel to the US and who were...

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Git Gud with Git and R

January 17, 2017
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Git Gud with Git and R

If you're doing any kind of in-depth programming in the R language (say, creating a report in Rmarkdown, or developing a package) you might want to consider using a version-control system. And if you collaborate with another person (or a team) on the work, it makes things infinitely easier when it comes to coordinating changes. Amongst other benefits, a...

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