IS-G: The Comparison of Different Learning Techniques for the Selection of the Main Subject References Bernd Bohnet author 2008-06 text Proceedings of the Fifth International Natural Language Generation Conference Michael White editor Crystal Nakatsu editor David McDonald editor Association for Computational Linguistics Salt Fork, Ohio, USA conference publication bohnet-2008-g https://aclanthology.org/W08-1128/ 2008-06 192 193