Project Positioning allows 2nd year students to make a survey on a freely chosen context in order to define a problematic and the opportunity to set up a design project. I decided first to add keywords (tags) to each project in order to get a tag-cloud visually reflecting subjects that interest students .
Treemaps offer a simple way to visualize datas because it used only two parameters as ‘name’ and ’size’ of a ressource ; into a delimited space each rectangle is drawned according to its weight.