538 search results - page 25 / 108 » Constrained image segmentation from hierarchical boundaries |
ICPR
2002
IEEE
14 years 8 months ago
2002
IEEE
A boundary sequence is a good representation of arbitrary shaped regions, but not directly used in computing shape features such as area, centroid, orientation, and so forth. In t...
ICIP
2009
IEEE
13 years 5 months ago
2009
IEEE
Hierarchies are a powerful tool for image segmentation, they produce a multiscale representation which allows to design robust algorithms and can be stored in tree-like structures...
CVPR
2010
IEEE
14 years 4 months ago
2010
IEEE
Recent studies have shown that machine learning can improve the accuracy of detecting object boundaries in images. In the standard approach, a boundary detector is trained by mini...
VISSYM
2007
13 years 10 months ago
2007
One of the most common visualization tasks is the extraction of significant boundaries, often performed with isosurfaces or level set segmentation. Isosurface extraction is simple...
CVPR
2008
IEEE
14 years 9 months ago
2008
IEEE
In this paper we present a hierarchical, learning-based approach for automatic and accurate liver segmentation from 3D CT volumes. We target CT volumes that come from largely dive...