106 search results - page 5 / 22 » Localizing Region-Based Active Contours |
122
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TIP
2008
14 years 9 months ago
2008
Edge-based and region-based active contours are frequently used in image segmentation. While edges characterize small neighborhoods of pixels, region descriptors characterize entir...
81
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CVPR
2005
IEEE
15 years 11 months ago
2005
IEEE
Recently, nonlinear shape models have been shown to improve the robustness and flexibility of segmentation. In this paper, we propose Shape Regularized Active Contour (ShRAC) that...
ICPR
2010
IEEE
15 years 1 months ago
2010
IEEE
Iris segmentation is one of the crucial steps in building an iris recognition system since it affects the accuracy of the iris matching significantly. This segmentation should acc...
128
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ICASSP
2011
IEEE
14 years 1 months ago
2011
IEEE
Lip tracking is crucial to the success of a lipreading recognition system. This paper presents a robust lip tracking algorithm using localized color active contours and deformable...