Blog Archives

Mapping locations in R with the Data Science Toolkit

May 18, 2011
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Mapping locations in R with the Data Science Toolkit

Pete Warden's Data Science Toolkit (which we mentioned briefly last week) is an open-source information server that provides an API you can query for information useful for building data science applications, like identifying proper names in unstructured text, or converting IP addresses to lat/long coordinates. You can make queries via the Web interface or by direct interface to the...

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New R User Groups in Turin, Belgrade

May 18, 2011
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Two new local R user groups in Europe to announce this week. For R users in Serbia, there's a new group based in Belgrade. You can find more information about the group and upcoming meetings at the Croatian-language blog Sav tar R. And for R users in northern Italy, there's a new group based in Turin: Torino R net...

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In case you missed it: April Roundup

May 17, 2011
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In case you missed them, here are some articles from April of particular interest to R users. The Heritage Health Prize, a competition to build predictive models for hospitalization with USD$3.2M in prizes, is open. The Inside-R.org community site now provides the ability to search and view the help files for CRAN packages. Revolution R Enterprise 4.3 released: R...

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Get Daily R tips on Twitter

May 16, 2011
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John D Cook, editor of the always-interesting and eclectic blog The Endeavour, has been posting facts about Statistics and distribution theory to the StatFact Twitter account on a daily basis for over a year now. He also curates a number of other daily tip services and the newest one — RLangTip — promises daily tips about using the R...

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Reflections on Data Science Summit 2011

May 13, 2011
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The Data Science Summit held in Las Vegas this week was outstanding - kudos and thanks to EMC/Greenplum for organizing the event. The energy of 150+ data scientists coupled with a well-curated agenda of talks created a real sense of being at the cusp of a real revolution in the applications of data analysis. Here are just a few...

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The R-Files: Martin Morgan

May 12, 2011
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The R-Files: Martin Morgan

"The R-Files" is an occasional series from Revolution Analytics, where we profile prominent members of the R Community. Name: Martin Morgan Profession: Senior Staff Scientist at Fred Hutchinson Cancer Research Center Nationality: Canadian Years Using R: 7 Known for: Director of the Bioconductor project Martin Morgan is a Senior Staff Scientist at the Fred Hutchinson Cancer Research Center (FHCRC)...

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An essential vocabulary for the R language

May 11, 2011
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The Oxford English Dictionary includes more than 600,000 words, yet most of us get by in our day-to-day lives with a vocabulary of just a few thousand. In a similar vein, the R language includes thousands of functions: when you start up R 2.13, you have 2832 functions at your disposal: > length(apropos(".", mode="function")) 2382 This includes only...

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Data Science Toolset discussion at Data Scientist Summit

May 10, 2011
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Heads-up to anyone attending the sold-out Data Science Summit in Las Vegas this week: I'll be there tomorrow and Thursday for the conference and to discuss R on the panel discussion "Data Science Toolset - Recipes That Win" (more details about the panel discussion below.) I'm looking forward to meeting with the other R users there -- tweet or...

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Registration open for Rmetrics Workshop on Computational Finance

May 9, 2011
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The Rmetrics Association is once again holding its annual Workshop and Summer School on Computational Finance and Financial Engineering at Meielisalp (on Lake Thune in Switzerland) from June 26-30. Now in its fifth year, the workshop consists of Summer School-like tutorial sessions and a user/developer meeting: Both focus on topics from "Computational Finance and Financial Engineering" and on the...

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Propagation of the news of OBL’s death via Twitter

May 6, 2011
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Propagation of the news of OBL’s death via Twitter

SocialFlow's blog has a great case study today on how news from a single tweet -- in this case, speculation made an hour before the President's announcement that Osama bin Laden had been killed -- can propagate through social networks. At 10:24 p.m. EST on Sunday May 1, Keith Urbahn tweeted: "So I'm told by a reputable person they...

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