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Sketch beautification and completion of partial structured-drawings

  • US 9,098,191 B2
  • Filed: 01/24/2012
  • Issued: 08/04/2015
  • Est. Priority Date: 01/24/2012
  • Status: Active Grant
First Claim
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1. A method, performed by computing functionality, for assisting a user in producing a drawing comprising:

  • receiving ink strokes in response to creation of an original drawing;

    recognizing components within the original drawing;

    recognizing constraints associated with the components that have been recognized, the components and the constraints yielding a recognized drawing;

    storing the components and the constraints in a data store;

    revising at least one aspect of the recognized drawing in accordance with the constraints to produce a beautified drawing;

    identifying a transformation between each pair of objects in the beautified drawing to produce transformation information, wherein the transformation is based on intercept information;

    identifying one or more predominant transformations in the transformation information that correspond to a predominant recurring pattern in the beautified drawing;

    adding an additional component in the beautified drawing based on the predominant recurring pattern; and

    providing an output drawing which is based on the beautified drawing.

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