Archive for March 2006

Minard’s birthday challenge

We got this from Friedrich who is just finishing a sabbatical in Paris: Michael came up with the idea of a challenge. Here’s what he wrote: Here’s a graph you may find interesting, published yesterday in Le Monde. The manifest goal is to compare estimates of les manifestants at les manifestations according to the unions […]

Titanic Disaster Revisited

There are many stories and myths about the sinking of the Titanic. We recently compiled the data on the lifeboats (721 passengers who entered a lifeboat) and a nice pattern came out in the fluctuation diagram of “launch sequence no.” against “class”. (female passengers highlighted) The “fate” of the lifeboats is listed under http://www.encyclopedia-titanica.org/lifeboats/ What […]

The Good & the Bad [3/2006]

This time no fancy graph, but a nice example of “less can be more”. I took this month’s example from the R Graph Gallery. Here’s “The Bad”: Above graphics tries to depict a r by s table in a 3-d view. Uwe’s example has several problems The 3-d view make a judgement of the heights […]

R Graph Gallery

There is a gallery of R graphics at http://addictedtor.free.fr/graphiques/index.php. The nice thing of this gallery is that you can get the sources of all examples, so this can be a good starting point for your own custom graphics in R. There is a similar page – not so sleek – at http://zoonek2.free.fr/UNIX/48_R/04.html which is a […]