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TECHNIQUES FOR DETECTING USER-ENTERED CHECK MARKS

  • US 20150379339A1
  • Filed: 10/08/2014
  • Published: 12/31/2015
  • Est. Priority Date: 06/25/2014
  • Status: Active Grant
First Claim
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1. A method of using a mobile processing apparatus to process check marks in a document having pre-formatted fields for entering the check marks, the method comprising:

  • using a digital camera associated with the apparatus to produce a first electronic file containing a 2D digitized image of the document; and

    using the apparatus for;

    (a) in the first file, detecting identifiers of the document and markers identifying location and orientation of portions containing the pre-formatted fields;

    (b) producing a second file wherein the 2D digitized image is modified to match a digital template of the document;

    (c) using the digital template for electronically extracting digitized images of the pre-formatted fields from the second file; and

    (d) detecting presence of the check marks in the digitized images of the pre-formatted fields based on analysis therein of non-background pixels.

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