Patent ID: 6408094
Filing Date: 2002-06-18
Classification: G06K,G06T

Abstract:
A method for assessing the condition of a document as represented by a document image produced by a high speed document scanner to determine whether the document image is suitable for further processing, the method comprising the steps of:establishing and adjusting criteria for assessing the document image; selecting a plurality of document image attributes related to the geometrical integrity of the document image, the condition of the document image, and the condition of the text in the document image, that support the selected criteria; selecting a plurality of threshold values corresponding to the selected attributes; processing the document image to obtain values for the selected attributes; and comparing the value of each of the obtained values for the selected attributes against the threshold value selected for the obtained attribute to determine a difference for each and then evaluating the differences using the predetermined criteria to provide evaluation results of the document image.