New Data Scientist role at Lloyd's

A friend of mine told me the secret of making money at the stock market. "It's easy", he said. All I would have to do is to...

Many thanks to all who participated in the survey about writing R package vignettes . Following my post last Thursday the responses came i...

Iris versicolor   By Danielle Langlois License: CC-BY-SA R is a language , as Luis Apiolaza pointed out in his recent post . This is ab...

The guys at RStudio have done a fantastic job with shiny . It is really easy to build web apps with R using shiny. With the help of Joe Ch...

Sankey diagrams are great for visualising flows from one set of data values to another. Although named after Irish Captain Matthew Henry Phi...

Last Saturday I met the guys from RStudio at the R in Finance conference in Chicago. I was curious to find out what RStudio could offer. I...

I really should make it a habit of using data.table . The speed and simplicity of this R package are astonishing. Here is a simple exampl...

The other day I found some old basic code I had written about 15 years ago on a Mac Classic II to plot the Feigenbaum diagram for the log...

It is less than a week before the 2012 Olympic games will start in London. No surprise therefore that the papers are all over it, including ...

Transforming data sets with R is usually the starting point of my data analysis work. Here is a scenario which comes up from time to time: t...