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Produce size recognition system

  • US 6,005,959 A
  • Filed: 07/21/1997
  • Issued: 12/21/1999
  • Est. Priority Date: 02/17/1995
  • Status: Expired due to Fees
First Claim
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1. A system for characterization of the size of a target object comprising:

  • a visual input device for receiving a scanned scene image, the scene image including an image of the target object and a background image;

    means for determining a boundary of the image of the target object, the boundary being a plurality of transition points between the target object image and the background image;

    means for determining a plurality of intermediate sizes of the target object, each of said intermediate sizes determined from three of said transition points on the boundary of the target object, and an image point on the image of the target object, each of said intermediate sizes being along a substantially same direction with respect to a predetermined scan direction; and

    means for determining a size characterization of the target object from said plurality of the determined intermediate sizes.

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