417 search results - page 53 / 84 » To learn representativeness of video frames |
222
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CVPR
2009
IEEE
16 years 5 months ago
2009
IEEE
Cast shadows induced by moving objects often cause serious problems to many vision applications. We present in this paper an online statistical learning approach to model the backg...
PAMI
2002
14 years 11 months ago
2002
In this paper, we develop a novel method for view-based recognition of human action/activity from videos. By observing just a few frames, we can identify the activity that takes pl...
144
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CVPR
2011
IEEE
14 years 7 months ago
2011
IEEE
Feature trajectories have shown to be efficient for representing videos. Typically, they are extracted using the KLT tracker or matching SIFT descriptors between frames. However,...
105
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ISBI
2008
IEEE
16 years 15 days ago
2008
IEEE
In this paper we present a learning based method for vessel segmentation in angiographic videos. Vessel Segmentation is an important task in medical imaging and has been investiga...
104
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CVPR
2011
IEEE
14 years 9 months ago
2011
IEEE
Unsupervised learning can be used to extract image representations that are useful for various and diverse vision tasks. After noticing that most biological vision systems for int...