Sketchy Scene Captioning: Learning Multi-Level Semantic Information from Sparse Visual Scene Cues Zhou Lian author Chen Yangdong author Zhang Yuejie author 2021-08 text eng Proceedings of the 20th Chinese National Conference on Computational Linguistics Sheng Li editor Maosong Sun editor Yang Liu editor Hua Wu editor Kang Liu editor Wanxiang Che editor Shizhu He editor Gaoqi Rao editor Chinese Information Processing Society of China Huhhot, China conference publication lian-etal-2021-sketchy https://aclanthology.org/2021.ccl-1.104/ 2021-08 1167 1177