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Trellis based word decoder with reverse pass

  • US 9,047,540 B2
  • Filed: 03/14/2013
  • Issued: 06/02/2015
  • Est. Priority Date: 07/19/2012
  • Status: Expired due to Fees
First Claim
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1. A method to relate images of words to a list of words in an optical character recognition (OCR) system, the method comprising:

  • receiving a plurality of OCR characters corresponding to an image of a word, wherein the plurality of OCR characters are from an OCR system;

    determining a most likely (ML) path based on the plurality of OCR characters applied to a loaded forward trellis and a loaded reverse trellis, thereby forming a decoded word; and

    displaying the decoded word.

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