%0 Journal Article %T Photogeometric Cues to Perceived Surface Shading %J - %D 2019 %R https://doi.org/10.1016/j.cub.2018.11.041 %X £¿ Nearly identical images can appear as shading or variations in surface albedo £¿ Shaded surfaces generate photogeometric constraints along their bounding contours £¿ These constraints predict when intensity gradients appear as surface shadin %U https://www.cell.com/current-biology/fulltext/S0960-9822(18)31540-9