“…Depth cues are widely used across applications such as 3D movies, 3D games, depth-aided object recognition, and RGB-D image segmentation (Shao et al, 2012;Dominio et al, 2014;Mahmoudpour and Kim, 2016;Zhu et al, 2017). Due to application requirements, obtaining high-quality depth maps is of crucial importance (Kim et al, 2014;Yang et al, 2015;Yuan et al, 2017).…”