437 search results - page 57 / 88 » Geodesic Active Contours |
113
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ICIP
2006
IEEE
16 years 3 months ago
2006
IEEE
Traditional snakes, or active contours, are planar parametric curves. Their parameters are determined by optimizing the weighted sum of three energy terms: one depending on the dat...
193
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TIP
1998
13 years 10 months ago
1998
Snakes, or active contours, are used extensively in
computer vision and image processing applications, particularly
to locate object boundaries. Problems associated with initiali...
127
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DICTA
2009
15 years 3 months ago
2009
In many applied problems in the context of pattern recognition, the data often involve highly asymmetric observations. Normal mixture models tend to overfit when additional compone...
130
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ECCV
2008
Springer
16 years 3 months ago
2008
Springer
In this paper, we present a region-based deformable cylinder model, extending the work on classical region-based active contours and gradient-based ribbon snakes. Defined by a cent...
122
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ICIP
2003
IEEE
16 years 3 months ago
2003
IEEE
This paper presents efficient methods for automatic detection and extraction of blood vessels and optic disc (OD) both of which are two prominent anatomical structures in ocular f...