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In-video product annotation with web information mining

  • US 9,355,330 B2
  • Filed: 04/11/2012
  • Issued: 05/31/2016
  • Est. Priority Date: 04/12/2011
  • Status: Active Grant
First Claim
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1. A computer method for providing product annotation in a video to one or more users, the method comprising:

  • generating a product visual signature for a product by at least;

    collecting an unannotated expert product image of the product from an expert product repository,searching for a plurality of unannotated product images from a plurality of web resources different from the expert product repository, the plurality of unannotated product images related to the unannotated expert product image,selecting a subset of the plurality of unannotated product images by filtering the plurality of unannotated product images based on a similarity measure to the unannotated expert product image, andgenerating the product visual signature from the unannotated expert product image and the subset of the plurality of unannotated product images;

    receiving a video for product annotation, the video comprising a plurality of video frames;

    extracting a plurality of key frames from the video frames; and

    for each key frame;

    generating a visual representation of the key framed;

    comparing the visual representation with a plurality of product visual signatures including the product visual signature; and

    determining, based on the comparison, that the key frame contains the product identified by the product visual signature.

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