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Method and system for bootstrapping an OCR engine for license plate recognition

  • US 9,501,707 B2
  • Filed: 04/16/2015
  • Issued: 11/22/2016
  • Est. Priority Date: 04/16/2015
  • Status: Active Grant
First Claim
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1. A method for optimizing an ALPR system, said method comprising:

  • generating synthetic images with respect to each character on a license plate image;

    training at least one classifier utilizing said synthetic images;

    determining a number of samples of real images required for said each character based on attributes of said at least one classifier training utilizing said synthetic images; and

    retraining said at least one classifier utilizing said synthetic images and said real images as said real images become available.

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