Patent ID: 6393147
Filing Date: 2002-05-21
Classification: G06K

Abstract:
A method comprising:capturing an image of each of a plurality of known objects; characterizing each image of the plurality of known objects by dividing each image into a plurality of color regions; capturing an image of an unidentified object; characterizing the image of the unidentified object by dividing the image of the unidentified object into a plurality of color regions; and identifying the unidentified object at least in part by: comparing the color regions of the image of the unidentified object with the color regions of one or more of the images of the plurality of known objects; comparing the number of color regions of each color in the image of the unidentified object to the number of color regions of each color in the image of the first known object; comparing the size of each color region of each color in the image of the unidentified object to the size of each color region of each color in the image of the first known object; and comparing the relative orientation of each color region of each color in the image of the unidentified object to the relative orientation of each color region of each color in the image of the first known object.