Posts Tagged ‘ sub() ’

A Little Webscraping-Exercise…

October 22, 2011
By
A Little Webscraping-Exercise…

In R it's quite easy to pull out anything from a webpage and I'll show a little exercise in doing so.Here I retrieve all blog addresses from R-bloggers by the function readLines() and some subsequent data processing.Read more »

Read more »

Use of Classification Trees to Investigate Traits of Invasive Species

September 20, 2011
By
Use of Classification Trees to Investigate Traits of Invasive Species

Which traits make an alien species invasive?Due to what traits an alien species becomes established in a foreign flora?This kind of questions could be analysed by the use of recursive partitioning and classification trees..(the below example also inclu...

Read more »