1. A computer-implemented method comprising: by one or more processors, selecting an informative image that is representative of a group of similar images; automatically modeling the group of similar images to construct a graph including one or more edges that indicate at least one of a foreground relationship or a background relationship between two or more images in the group of similar images; and segmenting one or more images in the group of similar images by propagating semantic information of the informative image to at least one image in the group of similar images, the propagating based on a relationship in the graph between the informative image and the at least one image.