Semi-automated, multiple languages, thumbnail pictures. Film.de - German film portal Verity Knowledge Organizer Creates knowledge trees and category hierarchies using rules. Vivisimo Post-processing clustering organizes search results from another engine into folders by topic. WiseBot Pro Automatically creates and maintains a directory listing of pages on a site, as well as a site map and alphabetical listing of the most important keywords. Automated classification puts pages into topics based on common words among a set of search results.
Hierarchical clustering lets users chose more and more specific topics.