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System and method for vehicle control based on red color and green color detection

  • US 10,380,438 B2
  • Filed: 03/06/2017
  • Issued: 08/13/2019
  • Est. Priority Date: 03/06/2017
  • Status: Active Grant
First Claim
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1. A computer-implemented method for vehicle control, comprising:

  • receiving a color image from an imaging system, the color image including a traffic indicator having a color portion;

    extracting red color components from the color image by subtracting a grayscale intensity value of each pixel in the color image from a red-scale value of each pixel in the color image;

    extracting green color components from the color image by subtracting the grayscale intensity value of each pixel in the color image from a green-scale value of each pixel in the color image;

    performing blob analysis based on the red color components and the green color components;

    determining, based on the blob analysis, a color of the color portion of the traffic indicator; and

    controlling a vehicle system of a vehicle based on the color of the color portion of the traffic indicator.

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