13985 search results - page 415 / 2797 » Active Feature Models |
182
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ECCV
2006
Springer
16 years 8 months ago
2006
Springer
In this paper we propose a Particle Filter-based propagation approach for the segmentation of vascular structures in 3D volumes. Because of pathologies and inhomogeneities, many de...
154
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ICIP
2004
IEEE
16 years 7 months ago
2004
IEEE
An enhanced, off-line, segment-based rate control approach is proposed for controlling the distortion variation across successive segments of a video sequence when encoding with s...
175
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ICIP
2002
IEEE
16 years 7 months ago
2002
IEEE
In this paper, we present an object contour tracking approach using graph cuts based active contours (GCBAC). Our proposed algorithm does not need any a priori global shape model,...
211
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ICIP
2001
IEEE
16 years 7 months ago
2001
IEEE
We present an approach to tracking human activities in a monocular video. We model the human body by decomposing it into torso and limbs and use simple 3D shapes to approximate th...
147
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MICCAI
2005
Springer
16 years 7 months ago
2005
Springer
Abstract. Precise segmentation of three-dimensional (3D) magnetic resonance angiography (MRA) image can be a very useful computer aided diagnosis (CAD) tool in clinical routines. O...