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Recognizing multi-stroke symbols

  • US 20040037463A1
  • Filed: 01/24/2003
  • Published: 02/26/2004
  • Est. Priority Date: 01/28/2002
  • Status: Abandoned Application
First Claim
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1. A method of analyzing a symbol comprised of one or more drawn strokes, comprising:

  • calculating the speed of drawing along each stroke;

    calculating a curvature metric along each stroke;

    identifying the segment points within said stroke using said calculated speed and curvature;

    classifying each segment between segment points as a type of primitive; and

    constructing a description of the symbol using the primitives and relationships between said primitives.

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