Efficiency Metrics for Data-Driven Models: A Text Summarization Case Study Erion Çano author Ondřej Bojar author 2019-oct–nov text Proceedings of the 12th International Conference on Natural Language Generation Kees van Deemter editor Chenghua Lin editor Hiroya Takamura editor Association for Computational Linguistics Tokyo, Japan conference publication cano-bojar-2019-efficiency 10.18653/v1/W19-8630 https://aclanthology.org/W19-8630/ 2019-oct–nov 229 239