New Data Scientist role at Lloyd's

Documenting code can be a bit of a pain. Yet, the older (and wiser?) I get, the more I realise how important it is. When I was younger I sai...

On 7th December Google published a new version of their Visualisation API. The new version adds a new chart type: Stepped Area Chart and p...

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...

Last year at the Google I/O conference Mitchell Foley presented new developments of the Google Chart Tools API and one of the new features...

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...

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 weekend we released version 0.1.8 of the ChainLadder package for claims reserving on CRAN. What is claims reserving? The insuran...

Is there a life outside the office? Photo: Markus Gesmann It is not unusual that you will not have admin rights in an IT controlled offic...

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...

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...