129 search results - page 21 / 26 » Image segmentation using curve evolution and flow fields |
PR
2008
13 years 7 months ago
2008
Due to distortion, noise, segmentation errors, overlap, and occlusion of objects in digital images, it is usually impossible to extract complete object contours or to segment the ...
TIP
2008
13 years 7 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...
ICCV
1999
IEEE
14 years 9 months ago
1999
IEEE
In this paper, we describe a new region-based approach to active contours for segmenting images composed of two or three types of regions characterizable by a given statistic. The...
CVPR
2008
IEEE
13 years 7 months ago
2008
IEEE
Recent studies have shown that embedding similarity/dissimilarity measures between distributions in the variational level set framework can lead to effective object segmentation/t...
TMI
2002
13 years 7 months ago
2002
A fully automatic method is presented to detect abnormalities in frontal chest radiographs which are aggregated into an overall abnormality score. The method is aimed at finding ab...