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Audio-visual selection process for the synthesis of photo-realistic talking-head animations

  • US 6,654,018 B1
  • Filed: 03/29/2001
  • Issued: 11/25/2003
  • Est. Priority Date: 03/29/2001
  • Status: Expired due to Fees
First Claim
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1. A method for the synthesis of photo-realistic animation of an object using a unit selection process, comprising the steps of:

  • a) creating a first database of image samples showing an object in a plurality of appearances;

    b) creating a second database of visual features for each image sample of the object;

    c) creating a third database of non-visual characteristics of the object in each image sample;

    d) obtaining for each frame in a plurality of N frames of an animation, a target feature vector comprised of the visual features and the non-visual characteristics;

    e) for each frame in the plurality of N frames of the animation, selecting candidate image samples from the first database using a comparison of a combination of visual features from the second database and non-visual characteristics from the third databases with the target feature vector; and

    f) compiling the selected candidates to form a photo-realistic animation.

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