Characterizing Documents for Information Extraction - Jeffrey Hudack; Mark Zappavigna; Warren Geiler; Michael Corey (Proceedings of the 2008 International Conference on Artificial Intelligence, ICAI 2008, July 14-17, 2008, Las Vegas, Nevada, USA, 2 Volumes (includes the 2008 International Conference on Machine Learning; Models, Technologies and Applications), 2008)