Blog Archives

ggplot2 version 2 adds extensibility and other improvements

December 28, 2015
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ggplot2 version 2 adds extensibility and other improvements

Despite the ggplot2 project — the most popular data visualization package for R — being in maintenance mode, RStudio's Hadley Wickham has given the R community a surprise gift with a version 2.0.0 update for ggplot2. According to Hadley this is a "huge" update with more than 100 fixes and improvements. The most significant addition is that ggplot2 now...

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Because it’s Friday: All I want for Christmas

December 25, 2015
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Because it’s Friday: All I want for Christmas

On this Christmas Day, allow me to share a couple of interesting takes on Mariah Carey's modern Christmas classic, All I Want for Christmas is You. (Unlike most pop songs, Carey wrote the melody and lyrics herself.) If you've somehow managed to avoid hearing the song over the past decade, here it is lip-synced in 2011 by the Royal...

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Fraud Detection with R and Azure

December 22, 2015
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Fraud Detection with R and Azure

Detecting fraudulent transactions is a key applucation of statistical modeling, especially in an age of online transactions. R of course has many functions and packages suited to this purpose, including binary classification techniques such as logistic regression. If you'd like to implement a fraud-detection application, the Cortana Analytics gallery features an Online Fraud Detection Template. This is a step-by...

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R is the fastest-growing language on StackOverflow

December 21, 2015
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R is the fastest-growing language on StackOverflow

StackOverview is a popular Q&A site, and a go-to resource for developers of all languages to find answers to programming problems they may have: most of the time, the question has already been asked and answered, or you can always post a new question and wait for a reply. It's an excellent resource for R users, featuring answers to...

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Buzzfeed uses R for Data Journalism

December 18, 2015
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Buzzfeed uses R for Data Journalism

Buzzfeed isn't just listicles and cat videos these days. Science journalist Peter Aldhous recently joined Buzzfeed's editorial team, after stints at Nature, Science and New Scientist magazines. He brings with him his data journalism expertise and R programming skills to tell compelling stories with data on the site. His stories, like this one on the rates of terrorism incidents...

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Tutorial: Data Science with SQL Server R Services

December 17, 2015
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Tutorial: Data Science with SQL Server R Services

You may have heard that R and the big-data RevoScaleR package have been integrated with with SQL Server 2016 as SQL Server R Services. If you've been wanting to try out R with SQL Server but haven't been sure where to start, a new MSDN tutorial will take you through all the steps of creating a predictive model: from...

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In case you missed it: November 2015 roundup

December 14, 2015
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In case you missed them, here are some articles from November of particular interest to R users. You can use emojis as plotting symbols in ggplot2 charts with the emoGG package. A review of local R user group activity in 2015. Giving thanks to the R Core Group. Some best practices for handling secret API keys in R scripts....

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R 3.2.3 released

December 11, 2015
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Yesterday, the R Core Team released a new update to R (version 3.2.3, codenamed "Wooden Christmas Tree"), and the source distribution is now available for download on CRAN. Binary versions for Windows, Mac and Linux are also available for download from your local CRAN mirror. This release makes a few small improvements and bug fixes to R, including: Improved...

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Download and plot Google Trends data with R

December 9, 2015
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Download and plot Google Trends data with R

Google Trends is a useful way to compare changes in popularity of certain search terms over time, and Google Trends data can be used as a proxy for all sorts of difficult-to-measure quantities like economic activity and disease propagation. If you'd like to use Google Trends data in your own analyses, the gtrendsR package for R is now available...

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Document your hike with interactive leaflets and R

December 7, 2015
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Document your hike with interactive leaflets and R

Maarten Hermans is a sociologist and researcher at KU Leuven in Belgium and an avid hiker. He uses an Android app to track his location and elevation on his hikes, which means he can download his hike data in GPS Exchange Format. With this data and a few R packages, he was then able to create interactive topological maps...

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