View matching with blob features

  • Authors:
  • Per-Erik Forssén;Anders Moe

  • Affiliations:
  • Department of Computer Science, University of British Columbia, 2366 Main Mall BC, Canada V6T 1Z4;Computer Vision Laboratory, Department of Electrical Engineering, Linköping University, SE-581 83 Linköping, Sweden

  • Venue:
  • Image and Vision Computing
  • Year:
  • 2009

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Abstract

This article introduces a new region based feature for object recognition and image matching. In contrast to many other region based features, this one makes use of colour in the feature extraction stage. We perform experiments on the repeatability rate of the features across scale and inclination angle changes, and show that avoiding to merge regions connected by only a few pixels improves the repeatability. We introduce two voting schemes that allow us to find correspondences automatically, and compare them with respect to the number of valid correspondences they give, and their inlier ratios. We also demonstrate how the matching procedure can be applied to colour correction.