Zhang, Xiaobing, Haigang Gong, Xili Dai, Fan Yang, Nianbo Liu, and Ming Liu. 2019. “Understanding Pictograph With Facial Features: End-to-End Sentence-Level Lip Reading of Chinese”. Proceedings of the AAAI Conference on Artificial Intelligence 33 (01):9211-18. https://doi.org/10.1609/aaai.v33i01.33019211.