1. A computer-implemented method of detecting an object depicted in a digital image, the method comprising: detecting, using a hardware processor, a plurality of identifying features of the object, wherein the plurality of identifying features are located internally with respect to the object; and projecting, using the hardware processor, a location of one or more edges of the object based at least in part on the plurality of identifying features; and outputting the projected location of the one or more edges of the object to at least one of: a display of a computer, and a non-transitory computer readable medium.