Informative Image Captioning with External Sources of Information Sanqiang Zhao author Piyush Sharma author Tomer Levinboim author Radu Soricut author 2019-07 text Proceedings of the 57th Annual Meeting of the Association for Computational Linguistics Anna Korhonen editor David Traum editor Lluís Màrquez editor Association for Computational Linguistics Florence, Italy conference publication zhao-etal-2019-informative 10.18653/v1/P19-1650 https://aclanthology.org/P19-1650/ 2019-07 6485 6494