993 search results - page 16 / 199 » A Fast Optimization Method for Level Set Segmentation |
TITB
2011
14 years 6 months ago
2011
— Ultrasound images segmentation is a difficult problem due to speckle noise, low contrast and local changes of intensity. Intensity based methods do not perform particularly we...
117
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ICIP
2005
IEEE
16 years 1 months ago
2005
IEEE
We investigate a method of segmentation of multichannel polarimetric images, such as in laser illuminated or synthetic aperture radar, into a given but arbitrary number of regions...
70
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ISBI
2008
IEEE
16 years 11 days ago
2008
IEEE
A novel 4D level set framework was developed to segment dynamic MR images into the cortex, medulla and collecting system. The novelty of the method is that it combines information...
120
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WACV
2007
IEEE
15 years 6 months ago
2007
IEEE
Three-dimensional segmentation is reliable approach to achieve a proper estimation of tumor volume. Among all possible methods for this purpose, level set can be used as a powerfu...
102
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SIAMIS
2011
14 years 2 months ago
2011
In this paper we propose an active contour model for segmentation based on the Chan-Vese model. The new model can capture inherent sharp features, i.e., the sharp corners of object...