Examining the State-of-the-Art in News Timeline Summarization Demian Gholipour Ghalandari author Georgiana Ifrim author 2020-07 text Proceedings of the 58th Annual Meeting of the Association for Computational Linguistics Dan Jurafsky editor Joyce Chai editor Natalie Schluter editor Joel Tetreault editor Association for Computational Linguistics Online conference publication gholipour-ghalandari-ifrim-2020-examining 10.18653/v1/2020.acl-main.122 https://aclanthology.org/2020.acl-main.122/ 2020-07 1322 1334