Lu, Yao, Xiaoli Xu, Mingyu Ding, Zhiwu Lu, and Tao Xiang. “A Global Occlusion-Aware Approach to Self-Supervised Monocular Visual Odometry”. Proceedings of the AAAI Conference on Artificial Intelligence 35, no. 3 (May 18, 2021): 2260-2268. Accessed May 23, 2022. https://ojs.aaai.org/index.php/AAAI/article/view/16325.