Automatically Determining a Proper Length for Multi-Document Summarization: A Bayesian Nonparametric Approach Tengfei Ma author Hiroshi Nakagawa author 2013-10 text Proceedings of the 2013 Conference on Empirical Methods in Natural Language Processing David Yarowsky editor Timothy Baldwin editor Anna Korhonen editor Karen Livescu editor Steven Bethard editor Association for Computational Linguistics Seattle, Washington, USA conference publication ma-nakagawa-2013-automatically https://aclanthology.org/D13-1069/ 2013-10 736 746