664 search results - page 6 / 133 » Unsupervised Category Modeling, Recognition, and Segmentatio... |
ACL
2006
13 years 8 months ago
2006
We consider the task of unsupervised lecture segmentation. We formalize segmentation as a graph-partitioning task that optimizes the normalized cut criterion. Our approach moves b...
ICCV
2009
IEEE
15 years 13 days ago
2009
IEEE
We present a novel representation for modeling textured
regions subject to smooth variations in orientation and
scale. Utilizing the steerable pyramid of Simoncelli and
Freeman ...
MICCAI
2008
Springer
14 years 8 months ago
2008
Springer
Abstract. Several recent studies explored the use of unsupervised segmentation methods for segmenting thalamic nuclei from diffusion tensor images. These methods provide a plausibl...
ACCV
2009
Springer
14 years 2 months ago
2009
Springer
We present a novel algorithm for unsupervised segmentation of natural images that harnesses the principle of minimum description length (MDL). Our method is based on observations ...
ICCV
2003
IEEE
14 years 9 months ago
2003
IEEE
Learning visual models of object categories notoriously requires thousands of training examples; this is due to the diversity and richness of object appearance which requires mode...