×

Video thumbnail selection

  • US 8,571,330 B2
  • Filed: 09/17/2009
  • Issued: 10/29/2013
  • Est. Priority Date: 09/17/2009
  • Status: Expired due to Fees
First Claim
Patent Images

1. A method for selecting a video thumbnail, comprising:

  • generating a visual theme model for a sample set of images that are representative of textual information corresponding to a video file;

    identifying, for each of a plurality of image feature types, a weighted value for each of a set of features shared among the sample set of images;

    distinguishing each of a set of candidate key frames according to similarities shared between that candidate key frame and the visual theme model wherein distinguishing comprises;

    identifying an image feature type of the plurality of image feature types having a greatest disparity in feature value weights;

    evaluating each of the candidate key frames against the weighted feature values of the identified feature type; and

    ranking each of the candidate key frames according to similarities shared between that candidate key frame and the weighted feature values of the identified feature type; and

    causing a display a selected one of the distinguished candidate key frames as a video thumbnail for the video file.

View all claims
  • 1 Assignment
Timeline View
Assignment View
    ×
    ×