Patent ID: 6333997
Filing Date: 2001-12-25
Classification: G06K,H04N

Abstract:
An image recognizing apparatus comprising:image input means for inputting an image of a to-be-recognized object;endpoint detecting means for detecting, on the basis of the image input by the image input means, a plurality of pairs of endpoints which indicate border points between the to-be-recognized object and a background thereof, the pairs of endpoints existing on vertical and horizontal lines that pass through the to-be-recognized object;length detecting means for detecting vertical and horizontal lengths of the to-be-recognized object on th e basis of endpoint information supplied from the endpoint detecting means;comparing means for comparing length information supplied from the length detecting means with values falling within a range depending on an ideal length x and a skew range .theta. for determining endpoint pair information;position determining means for determining a position of an entire portion of the to-be-recognized object on the basis of the endpoint pair information supplied from the comparing means; andrecognizing means for comparing the image input by the image input means with a reference image on the basis of the position determined by the position determining means, thereby recognizing the image input by the image input means.