15. The system of claim 14 , wherein the stored instructions further configure the system to: select a representative word image in the word cluster; select digitized text for the representative word image; and assign the selected digitized text to each of the word images in the word cluster.
15. The system of claim 14 , wherein the stored instructions further configure the system to: select a representative word image in the word cluster; select digitized text for the representative word image; and assign the selected digitized text to each of the word images in the word cluster. 18. The system of claim 15 , wherein the stored instructions further configure the system to: select, from among the multiple word images other than the assigned word images, an additional one of the multiple word images that is closest to the representative word image; assign the additional one of the word images to the word cluster; and repeat the foregoing steps until a predetermined number of the multiple word images have been assigned to the word cluster.