Self-supervised Depth Estimation based on Feature Sharing and Consistency Constraints Topics: Deep Learning for Visual Understanding ; Machine Learning Technologies for Vision; Optical Flow and Motion Analyses; Stereo Vision and Structure from Motion; Tracking and Visual Navigation In Proceedings of the 15th International Joint Conference on Computer Vision, Imaging and Computer Graphics Theory and Applications - Volume 5: VISAPP, 134-141, 2020 , Valletta, Malta