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yorkr pads up for the Twenty20s:Part 3:Overall team performance against all...
By Tinniam V Ganesh Introduction “So in war, the way is to avoid what is strong, and strike at what is weak.” “Thus the expert in battle moves the enemy, and is not moved by him.” “Appear weak when you...
View ArticleRcppCCTZ 0.0.4
By Thinking inside the box A few days ago a new upstream version “2.0” of CCTZ was released. See here for the corresponding post on the Google OpenSource Blog. CCTZ is a C++ library for translating...
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Improved vtreat documentation
By John Mount Nina Zumel has donated some time to greatly improve the vtreat R package documentation (now available as pre-rendered HTML here). vtreat is an R data.frame processor/conditioner package...
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(ggplot2) Exercising with (ggalt) dumbbells
By hrbrmstr I follow the most excellent Pew Research folks on Twitter to stay in tune with what’s happening (statistically speaking) with the world. Today, they tweeted this excerpt from their 2015...
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A new default plot for multivariate dispersions
By Gavin L. Simpson This weekend, prompted by a pull request from Michael Friendly, I finally got round to improving the plot method for betadisper() in the vegan package. betadisper() is an...
View ArticleA scalable data science platform with Microsoft R Server and Spark
By David Smith If you want to train a statistical model on very large amounts of data, you’ll need three things: a storage platform capable of holding all of the training data, a computational platform...
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R and GIS – working with shapefiles
By R – StudyTrails R has some very useful libraries for working with spatial data. In this blog we will look at some of the libraries and demonstrate few basic functionalities. Lets start with reading...
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R Election Analysis Contest Results
By Ari Lamstein On March 28th I announced the R Election Analysis Contest. The quantity and quality of submissions was amazing! If you have not been following along, here is a complete list of...
View ArticleEARL2016, London – Deadline for Abstracts – 29th April
By Liz Matthews Just two weeks remain until the deadline for the submission of abstracts for EARL2016. If you have a story to tell about the commercial use and business benefits of R, we want to hear...
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The Hype Bubble Map for Dog Breeds
By aschinchon In the whole history of the world there is but one thing that money can not buy… to wit the wag of a dog’s tail (Josh Billings) In this post I combine several things: Simple webscraping...
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Non-Uniform Population Density in some European Countries
By arthur charpentier A few months ago, I did mention that France was a country with strong inequalities, especially when you look at higher education, and research teams. Paris has almost 50% of the...
View Articlean integer programming riddle
By xi’an A puzzle on The Riddler this week that ends up as a standard integer programming problem. Removing the little story around the question, it boils down to optimise 200a+100b+50c+25d under the...
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Pride and Prejudice and Z-scores
By David Smith You might think literary criticism is no place for statistical analysis, but given digital versions of the text you can, for example, use sentiment analysis to infer the dramatic arc of...
View ArticleInstalling SQL Server ODBC drivers on Ubuntu (in Travis-CI)
By Steph Did you know you can now get SQL Server ODBC drivers for Ubuntu? Yes, no, maybe? It’s ok even if you haven’t since it’s pretty new! Anyway, this presents me with an ideal opportunity to...
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yorkr crashes the IPL party! – Part 2
By Tinniam V Ganesh Most people say that it is the intellect which makes a great scientist. They are wrong: it is character. *Science is organized knowledge. Wisdom is organized life.“* Valid criticism...
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Introducing fidlr: FInancial Data LoadeR
By The R Trader fidlr is an RSutio addin designed to simplify the financial data downloading process from various providers. This initial version is a wrapper around the getSymbols function in the...
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Introducing fidlr: FInancial Data LoadeR
By The R Trader (This article was originally published at The R Trader, and syndicated at StatsBlogs.) fidlr is an RSutio addin designed to simplify the financial data downloading process from various...
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Principal curves example (Elements of Statistical Learning)
By BioStatMatt (This article was originally published at statistics – BioStatMatt, and syndicated at StatsBlogs.) The bit of R code below illustrates the principal curves methods as described in The...
View Articledata.table objects should not be considered data.frame instances in R
By John Mount In R analyses are typically organized around a data structure called a data.frame. data.frames are similar to database tables and provide a number of invariants (subject to the usual...
View ArticleGet ready for R/Finance 2016
By Joseph Rickert by Joseph Rickert R/Finance 2016 is less than a month away and, as always, I am very much looking forward to it. In past years, I have elaborated on what puts it among my favorite...
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