CSILE functions as a collaborative learning environment and a communal database which lets students generate 'nodes' containing an idea or piece of information relevant to the topic under study.
M. Paukkeri, I. Nieminen, M. Pöllä, and T. Honkela. Coling 2008: Companion volume: Posters, page 83--86. Manchester, UK, ACL, Coling 2008 Organizing Committee, (August 2008)