Mango Solutions announce the inaugural meeting of a new R user group in Manchester, UK. Date: 7th Feb 2013 Venue: Odder Bar, Manchester (14 Oxford Road, M1 5QA) http://oddbar.co.uk/odder Timings: · 6:00 – 6:30 Getting started in R by Chris Campbell. A free pre-meeting workshop to give an introduction to R for complete beginners. · 7:00 – 7:10 Welcome by...
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Webinar Jan 24: Using R with Hadoop
In two weeks (on January 24), Think Big Analytics' Jeffrey Breen will present a new webinar on using R with Hadoop. Here's the webinar description: R and Hadoop are changing the way organizations manage and utilize big data. Think Big Analytics and Revolution Analytics are helping clients plan, build, test and implement innovative solutions based on the two technologies...
Factor Analysis of Baseball’s Hall of Fame Voters
Recently, Nate Silver wrote a post which analyzed how voters who voted for and against Barry Bonds for Baseball's Hall of Fame differed. Not surprisingly, those who voted for Bonds were more likely to vote for other suspected steroids users (like Roger Clemens). This got...
Speeding up R computations Pt III: parallelization
In two previous posts, I have written about how you can speed up your R computations either by using strange notation and non-standard functions or by compiling your code. Last year my department bought a 64-core computational server, which allowed me ...
A simple web application using Rook
by Ben Ogorek
I'm grateful to Rook for helping me, a simple statistician, learn a few fundamentals of web technology. For R web application development, there are increasingly polished methods available (most notably Shiny ), but you can build one...
How a Mexican state ended up with more drug war homicides than total homicides
Here is a chart from my old post highlighting the monthly difference between the...
Google analytics data extraction in R
Unlike other posts on this blog this particular post is more focused on coding using R so audience with the developer mindset would like it more than pure business analysts. My goal is to describe an alternate method to use to extract the data from Google Analytics via API into R. I have been using
Upcoming Webinar: Real-time, big-data analytics
A quick heads-up that I'll be presenting another brand-new webinar on Thursday next week (November 29). In Real-time Big Data Analytics: From Deployment to Production, I'll review the process of making predictive models work in real-live operational environments. I'll also tackle those ubiquitous buzz-words "real-time" and "big data", and the fact that they can mean very different things in...
Upcoming events
New Events Thalesians (London) 2012 November 21: Isabel Ehrlich on “Basket Options with Smile”. Abstract: Due to the distinct lack of models for basket options that remain consistent with the market smile we look at approximations that are able to accurately replicate the volatility smile. Notably we turn to the use of an Edgeworth series … Continue reading...
Webinar Tomorrow: Big Data Trees and Hadoop Connection in Revolution R Enterprise 6.1
Tomorrow at 9AM Pacific, Revolution Analytics VP of Product Development Sue Ranney will introduce two key Big Data features of the new Revolution R Enterprise 6.1. Now you can train classification and regression trees on data sets of unlimited size, quickly and using the resources of multiple processors and clusters. (This white paper describes our implementation of tree models...
Zero Inflated Models and Generalized Linear Mixed Models with R.
Zuur, Saveliev, Ieno (2012).
