Blog Archives

How Google uses R to make online advertising more effective

August 3, 2011
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At JSM 2011 today, three Google employees (amongst the more than 20 Google delegates there) gave a little insight into how statistical analysis with R yields better results for companies using Google's various advertising products. Bill Heavlin from Google kicked off the session with a talk about conditional regression models, a statistical technique at Google used to evaluate the...

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With byte compiler, R 2.14 will be even faster

August 2, 2011
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In a presentation at the JSM 2011 conference in Miami yesterday, R core member Luke Tierney revealed that the next major update to R, R 2.14, will feature improved speed when processing interpreted R code, thanks to standard use of the new byte compiler feature. The byte compiler was introduced with R 2.13, but while R developers could use...

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Financial Engineering with R

July 29, 2011
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At the InformationManagement blog, Steve Miller talks about the applications of R to financial engineering, and reviews David Ruppert's book Statistics and Data Analysis for Financial Engineering. InformationManagement: Statistics and Financial Engineering

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Program for useR! 2011 available

July 28, 2011
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The final program for the worldwide user conference, useR! 2011, is now available as a downloadable booklet (PDF, 7Mb). Revolution Analytics is very proud to sponsor this annual gathering of R users from around the world, and the program includes an outstanding lineup of speakers from the R Core Group, package developers, users in industry and academia, and the...

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Social reception for R enthusiasts at Joint Statistics Meetings

July 27, 2011
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Social reception for R enthusiasts at Joint Statistics Meetings

At the JSM 2011 conference in Miami on Monday, August 1, Revolution Analytics will be hosting a cocktail reception for R users, and anyone interested in R. From 5:30-7:30 at Emeril's Miami Beach House (in the JSM host hotel), we'll have appetizers, drinks, and the opportunity to socialize with R users from around the word. There will also be...

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The Luck and Skill of Scrabble

July 26, 2011
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The Luck and Skill of Scrabble

Scrabble is a game that involves both skill and luck. There's skill in knowing the words you can play and — especially — the most advantageous ways to play them. But there's also luck in the tiles you draw randomly from the bag: get saddled with a rack containing four I's and there's usually not much you can do....

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The R-Files: Jeff Ryan

July 25, 2011
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The R-Files: Jeff Ryan

"The R-Files" is an occasional series from Revolution Analytics, where we profile prominent members of the R Community. Name: Jeff Ryan Profession: Owner/Principal at Lemnica; Committee Member at R/Finance Nationality: American Years Using R: 8 Known for: R/Finance Conference, quantmod and xts packages Jeffrey Ryan is a Chicago-based quantitative software analyst and avid R user. He is perhaps best...

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IBM Netezza: Embrace open source analytics

July 22, 2011
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Earlier this month Thomas Dinsmore, solutions architect for IBM Netezza’s Advanced Analytics team, had a great blog post on why companies should embrace R as an analytics platform. He says: There are three main reasons R should be part of your enterprise analytics architecture: R has capabilities not available in commercial analytics software Usage of R by analysts is...

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A bit of fun with R

July 22, 2011
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A bit of fun with R

R isn't just about serious things like model inference and prediction intervals and big analytics. Sometimes, R lets its hair down and just does weird and wonderful things because ... well just because. For example, with a package from Paulo Sonego, it can display your favourite XKCD cartoon: > install.packages("RXKCD", repos="http://R-Forge.R-project.org",type="source") > searchXKCD("support") num title 1 8 Red spiders...

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Uwe Ligges joins R-core

July 22, 2011
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TU Dortmund professor Uwe Ligges is now a member of R-core, the group of 20 leading statisticians and computer scientists who oversee the R Project and develop and maintain the source code for the R engine and its core packages. Uwe has been very active in the R project for many years: he maintains the system that builds Windows...

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