From folksonomies to taxonomies
The domain of learning has a lot to learn from music. The often most interesting Duke listens! blog is a good place to get some inspiration, like in this recent post on deriving taxonomies from folksonomies in last.fm.
Of course, it isn’t exactly clear how scaleable the algorithm is that was used in the example above. That doesn’t keep me from wondering what would be the result if a similar approach was applied to all of delicious? A global structure for all of human knowledge? How would that compare against the likes of LCSH, UDC or DDC?