Gallery
A visual history of tree clouds
The first tree cloud appear in December 2007 on Jean Véronis's blog :
An example of the treeclouds built by the first version of TreeCloud for Windows (August 2008)
which directly built the tree cloud entirely (unfortunately the word labels could overlap):
A tree cloud of Barack Obama's campaign speeches with TreeCloud 0.3 (mars 2009), with chronologic coloring (blue = most recent speeches):
A tree cloud built with the web interface of Cooccurrences (in April 2009), programmed by Jean-Charles Bontemps,
and available now as NuageArboré on SourceForge :