1. A method for segmenting an object at a self-checkout, wherein the method comprises: capturing an image of an object at a self-checkout, said capturing carried out by a distinct module executing on a hardware processor; dividing the image into one or more blocks, said dividing carried out by a distinct module executing on a hardware processor; computing a confidence value for each of the one or more blocks, said computing carried out by a distinct module executing on a hardware processor; and eliminating one or more blocks from consideration based on the confidence value for each of the one or more blocks, wherein the one or more blocks remaining map to a region of the image containing the object, said eliminating carried out by a distinct module executing on a hardware processor.