Multi-metric optimization for coreference: The UniTN / IITP / Essex submission to the 2011 CONLL Shared Task Olga Uryupina author Sriparna Saha author Asif Ekbal author Massimo Poesio author 2011-06 text Proceedings of the Fifteenth Conference on Computational Natural Language Learning: Shared Task Sameer Pradhan editor Association for Computational Linguistics Portland, Oregon, USA conference publication uryupina-etal-2011-multi https://aclanthology.org/W11-1908/ 2011-06 61 65