Concept-Map-Based Multi-Document Summarization using Concept Coreference Resolution and Global Importance Optimization Tobias Falke author Christian M Meyer author Iryna Gurevych author 2017-11 text Proceedings of the Eighth International Joint Conference on Natural Language Processing (Volume 1: Long Papers) Greg Kondrak editor Taro Watanabe editor Asian Federation of Natural Language Processing Taipei, Taiwan conference publication falke-etal-2017-concept https://aclanthology.org/I17-1081/ 2017-11 801 811