Re-evaluating Automatic Summarization with BLEU and 192 Shades of ROUGE Yvette Graham author 2015-09 text Proceedings of the 2015 Conference on Empirical Methods in Natural Language Processing Lluís Màrquez editor Chris Callison-Burch editor Jian Su editor Association for Computational Linguistics Lisbon, Portugal conference publication graham-2015-evaluating 10.18653/v1/D15-1013 https://aclanthology.org/D15-1013/ 2015-09 128 137