June 2014

Modern Applied Statistics in R’lyeh

June 30, 2014 | wrathematics

So you've probably heard of King James Programming; if not, you should check it out because it's great. A quick summary is that someone took the King James Bible and Sussman's Structure and Interpretation of Computer Programs (SICP) and used an n-gram babbler to generate new sentences that combine the ... [Read more...]

R is a Language: Treat it Like One

June 30, 2014 | strictlystat

I'm helping out with teaching a class on an introduction to R for students this week. I figured it'd be a good time to discuss my thoughts on programming in R and how a newcomer should feel about learning the language. Those Who Teach R, Should Use R Many of ... [Read more...]

useR! 2014 is underway with 16 tutorials

June 30, 2014 | David Smith

The annual worldwide user conference useR! 2014 is underway at UCLA, beginning with a full day of tutorials. This year's useR! conference is a record-breaker with more than 700 attendees, so most of the tutorial sessions have been jam-packed. The tutorials cover a diverse array of R applications: data management, visualization, statistics ... [Read more...]

R/Finance 2014 Review

June 30, 2014 | Joshua Ulrich

It's been more than a month since R/Finance 2014, and my job has finally slowed down enough to allow me to write down my thoughts (though I'm writing this over two days during my train to and from Chicago).The comments below are based on my personal ex... [Read more...]

Presentations of the seventh Torino R net meeting – 27 Mar 2014

June 30, 2014 | TorinoR.net

welcome and presentation (download 0,1MB), Torino R net organisers; Processing and analysis methods for DNA methylation array data (download 1,4 MB), Giovanni Fiorito, Complex Systems for Life Sciences, University of Turin; Temporal Dominance of Sensations (TDS) data analysis using R (download 4,8 MB), Silvia … Continue reading → [Read more...]

R/Rmetrics in Paris [alas!]

June 29, 2014 | xi'an

Today I gave a talk on Bayesian model choice in a fabulous 13th Century former monastery in the Latin Quarter of Paris… It is the Collège des Bernardins, close to Jussieu and Collège de France, unbelievably hidden to the point I was not aware of its existence despite ... [Read more...]

The TaoTeProgramming R package

June 29, 2014 | Patrick Burns

I’d like to do a song of great social and political import. The code that created the illustrations in Tao Te Programming is now available as the TaoTeProgramming package on CRAN. The sea is just flat hills And they are both just smooth mountains. The package contains just over 1000 ... [Read more...]

stone flakes IV

June 29, 2014 | Wingfeet

In this post I want to try something new, a causal graphical model. The aim here is just as much to get myself a feel what these things do as to understand how the stone flakes data fit together. DataData are stone flakes data which I analyzed previous... [Read more...]

Transforming a Matrix in Parallel using RcppParallel

June 28, 2014 | Rcpp Gallery

The RcppParallel package includes high level functions for doing parallel programming with Rcpp. For example, the parallelFor function can be used to convert the work of a standard serial “for” loop into a parallel one. This article describes using RcppParallel to transform an R matrix in parallel. Serial Version First ...
[Read more...]

Summing a Vector in Parallel with RcppParallel

June 28, 2014 | Rcpp Gallery

The RcppParallel package includes high level functions for doing parallel programming with Rcpp. For example, the parallelReduce function can be used aggreggate values from a set of inputs in parallel. This article describes using RcppParallel to sum an R vector. Serial Version First a serial version of computing the sum ...
[Read more...]

Search and draw cities on a map using OpenStreetMap and R

June 28, 2014 | Nathalie

(this tutorial can also by used dummies in geography...) This tutorial explains how to build a map from a matrix containing city names and corresponding country codes, as well as, eventually a frequency attached to each country. The script first find thanks to the nice open projet Open Street Map ... [Read more...]
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