Image Captioning with Very Scarce Supervised Data: Adversarial Semi-Supervised Learning Approach Dong-Jin Kim author Jinsoo Choi author Tae-Hyun Oh author In So Kweon author 2019-11 text Proceedings of the 2019 Conference on Empirical Methods in Natural Language Processing and the 9th International Joint Conference on Natural Language Processing (EMNLP-IJCNLP) Kentaro Inui editor Jing Jiang editor Vincent Ng editor Xiaojun Wan editor Association for Computational Linguistics Hong Kong, China conference publication kim-etal-2019-image 10.18653/v1/D19-1208 https://aclanthology.org/D19-1208/ 2019-11 2012 2023