New Data Scientist role at Lloyd's

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...

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

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

Over the past couple of days I played around with the data sets of the World Bank, and I have to admit that I am blown away by it. It is ama...

Setting axis options in googleVis charts can be a bit tricky. Here I present two examples where I set several options to customise the layo...

A friend of mine asked me the other day how she could use the function optim in R to fit data. Of course there are built-in functions for f...

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...

If connecting data to the real world is the next sexy job , then how do I do this? And how do I connect the real world to R? It can be don...

For most purposes PDF or other vector graphic formats such as windows metafile and SVG work just fine. However, if I plot lots of points, sa...

Tonight I will give a talk at the Cambridge R user group about googleVis . Following my good experience with knitr and RStudio to create...