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Bags of visual context-dependent words for generic visual categorization

  • US 8,165,410 B2
  • Filed: 12/17/2010
  • Issued: 04/24/2012
  • Est. Priority Date: 09/19/2006
  • Status: Active Grant
First Claim
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1. An image classification method comprising:

  • generating a category context model for each of a plurality of image categories, the category context model for an image category including sums of soft co-occurrences of pairs of visual words in geometric proximity to each other in training images assigned to the category;

    generating context information about an image to be classified, the context information including sums of soft co-occurrences of pairs of visual words in geometric proximity to each other in the image to be classified; and

    assigning an image category to the image to be classified based on comparison of the context information about the image with the category context models for the image categories;

    wherein at least the generating of the category context model and the generating of context information are performed by a computing apparatus.

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