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In the fourth and final part of my graph visualization series, I’ll show how to create 3D network plots. 3D plots are more than just pretty plots – they allow you to rotate, scale, and zoom in and out of … Continue reading → [Read more...]

With two weeks of NFL football under our belts, it is time to start peaking under the proverbial hood at some of the statistics.  What better way than with R?  If you want the best stats out there, I recommend the website http://www.advancedn... [Read more...]

Over at the Hortonworks blog, I've shared some resources for getting started with Data Science and R. And if you'd like to learn more about how Hadoop and R fit into the modern data artchitecture, I'll be participating in a joint webinar with Hortonworks' John Kreisa. If you'd like to ... [Read more...]

by Joseph Rickert I don’t think that most people find reading the articles in the statistical journals to be easy going. In my experience, the going is particularly rough when trying to learn something completely new and I don’t expect it could be any other way. There is ... [Read more...]

GeoJSON is an open computer file format for encoding collections of simple geographical features along with their non-spatial attributes using …Continuar leyendo » [Read more...]

Open source amazes me by the speed of distribution and the power of iteration.  Take for example the very  fine combination of R and d3 provided here at http://www.biostat.wisc.edu/~kbroman/D3/.  The correlation matrix with scatterplot i... [Read more...]

To mark Talk Like a Pirate Day, Bob Rudis uses R to animate a map of the cumulative real-world pirate attacks since 1978: Looks like the Carribean and the West Indes, traditional pirate haunts, are still active. But the real hot-spot in modern times is Africa. Find the R code behind ... [Read more...]

Avast me hearRties! (ok, enough of the pirate speak in a blog post) It wouldn’t be TLAPD without out some modest code & idea pilfering from Mark Bulling & Simon Raper. While those mateys did a fine job hoisting up some R code (your really didn’t think I’d stop ... [Read more...]

Since today, 19 Sept is talk like a pirate day, I would like to relate a story about stats and pirates. While driving, my wife was in the back seat with our young child asked me how to draw a pirate hat. Since I was driving I could not show her ... [Read more...]

Sometimes, you only need to analyze part of the data stored as a vector. In this example, there is a list of patents. Each patent has been assigned to one or more patent classes. Let's say that we want to analyze the dataset based on only the first pat... [Read more...]

While I’m promoting things, you might also want to know that I’m doing a webcast on how to write great R code next Wednesday. It’s at 6pm British Summer Time or 10am Pacific Daylight Time. the big problem with being a data scientist is that you have ... [Read more...]

Including my hot-off-the-press Learning R. Buy two copies! http://oreil.ly/1eRrhP1 Tagged: book, deal, oreilly, r, special offer [Read more...]

by Derek McCrae Norton, Senior Sales Engineer To celebrate Talk Like a Pirate Day the best (and by far the nerdiest) way I know how, I thought I would share some R code I wrote a few years back. Some of you will really appreciate the code (but you probably ... [Read more...]

Interactive graphics are a flexible and efficient way to analyze data and to present analysis results. Interactive graphic applications offer queries, selections, highlighting or the modification of graphic parameters. In the environment of R, there are various concepts that make the creation of interactive graphics and applications possible directly out ... [Read more...]

Arrr, Mateys! Today be "Talk Like a Pirate Day", t' unofficial day o' R users everywhere. (Rrrrr!) T' celebrate this swashbucklin' day, Revolution Analytics has a bunch o' pirate bandanas, eaypatches and "I love R" T-shirts t' give away t' t' best pirate pictures posted t' t' #RPirate2013 hashtag on ... [Read more...]

This post shares the video from the talk presented in September 2013 by Johann de Boer on accessing Google Analytics using R at Melbourne R Users. In this presentation Johann will share his experience in creating his first open-source R … Continue reading → [Read more...]

MilanoR, in collaboration with Quantide, organizes "Introduction to R" Course October 23, 2013 Course description This one-day course aims to provide an overview of the basic R environment and its applications. This course is intended as a starting point for … Continue reading → [Read more...]

One area of math that I’ve always been enamored with is the proof of numbers. The simplicity of the starting …Continue reading » [Read more...]

The title of this book Informative Hypotheses somehow put me off from the start: the author, Hebert Hoijtink, seems to distinguish between informative and uninformative (deformative? disinformative?) hypotheses. Namely, something like H0: μ1=μ2=μ3=μ4 is “very informative” and the alternative Ha is completely uninformative, while the “alternative null” H1: μ1 [Read more...]