532 search results - page 51 / 107 » Unsupervised Texture Segmentation Using Feature Distribution... |
129
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CVPR
2007
IEEE
16 years 4 months ago
2007
IEEE
We propose a novel unsupervised learning framework for activity perception. To understand activities in complicated scenes from visual data, we propose a hierarchical Bayesian mod...
132
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ACIVS
2009
Springer
15 years 5 months ago
2009
Springer
The temporal segmentation of a video into shots is a fundamental prerequisite for video retrieval. There are two types of shot boundaries: abrupt shot changes (“cuts”) and grad...
122
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ECCV
2008
Springer
16 years 3 months ago
2008
Springer
Abstract. We describe a new method for unsupervised structure learning of a hierarchical compositional model (HCM) for deformable objects. The learning is unsupervised in the sense...
138
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TRECVID
2007
15 years 3 months ago
2007
In this paper we describe our experiments for the high level features extraction task of TRECVid 2007. Our approach is different than previous submissions in that we have impleme...
123
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ICASSP
2011
IEEE
14 years 5 months ago
2011
IEEE
We propose a methodology for improved segmentation of images in a Bayesian framework by fusion of color, texture and gradient information. The proposed algorithm is initialized by...