A Class of Submodular Functions for Document Summarization Hui Lin author Jeff Bilmes author 2011-06 text Proceedings of the 49th Annual Meeting of the Association for Computational Linguistics: Human Language Technologies Dekang Lin editor Yuji Matsumoto editor Rada Mihalcea editor Association for Computational Linguistics Portland, Oregon, USA conference publication lin-bilmes-2011-class https://aclanthology.org/P11-1052/ 2011-06 510 520