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2004 IEEE Computer Society Conference on Computer Vision and Pattern Recognition (CVPR'04) - Volume 2
Multiscale Conditional Random Fields for Image Labeling
Washington, D.C., USA
June 27-July 02
ISBN: 0-7695-2158-4
Xuming He, University of Toronto
Richard S. Zemel, University of Toronto
Miguel Á. Carreira-Perpiñán, University of Toronto
We propose an approach to include contextual features for labeling images, in which each pixel is assigned to one of a finite set of labels. The features are incorporated into a probabilistic framework which combines the outputs of several components. Components differ in the information they encode. Some focus on the image-label mapping, while others focus solely on patterns within the label field. Components also differ in their scale, as some focus on fine-resolution patterns while others on coarser, more global structure. A supervised version of the contrastive divergence algorithm is applied to learn these features from labeled image data. We demonstrate performance on two real-world image databases and compare it to a classifier and a Markov random field.
Citation:
Xuming He, Richard S. Zemel, Miguel Á. Carreira-Perpiñán, "Multiscale Conditional Random Fields for Image Labeling," cvpr, vol. 2, pp.695-702, 2004 IEEE Computer Society Conference on Computer Vision and Pattern Recognition (CVPR'04) - Volume 2, 2004
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