274 search results - page 15 / 55 » Natural Image Utility Assessment Using Image Contours |
EMMCVPR
2009
Springer
14 years 11 days ago
2009
Springer
Global region-based active contours, like the Chan-Vese model, often make strong assumptions on the intensity distributions of the searched object and background, preventing their ...
BMCV
2000
Springer
14 years 3 days ago
2000
Springer
Abstract. We apply independent component analysis (ICA) for learning an efficient color image representation of natural scenes. In the spectra of single pixels, the algorithm was a...
JVCIR
2006
13 years 7 months ago
2006
Computed tomography (CT) images have been widely used for diagnosis of liver disease and volume measurement for liver surgery or transplantation. Automatic liver segmentation and ...
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...
ISCIS
2004
Springer
14 years 1 months ago
2004
Springer
Considering wireless sensor networks for border surveillance, one of the major concerns is sensing coverage. Breach probability can be used as a measure to analyze the tradeoffs a...