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CVPR
2011
IEEE
13 years 3 months ago
2011
IEEE
Conventional non-blind image deblurring algorithms involve natural image priors and maximum a-posteriori (MAP) estimation. As a consequence of MAP estimation, separate pre-process...
CVPR
2011
IEEE
13 years 3 months ago
2011
IEEE
We present novel approaches for fully automated extraction of tree-like tubular structures from 3-D image stacks. A 4-D Open-Curve Active Contour (Snake) model is proposed for sim...
CVPR
2011
IEEE
13 years 3 months ago
2011
IEEE
With the rise in popularity of digital cameras, the amount of visual data available on the web is growing exponentially. Some of these pictures are extremely beautiful and aesthet...
CVPR
2011
IEEE
13 years 3 months ago
2011
IEEE
We propose to detect abnormal events via a sparse reconstruction over the normal bases. Given an over-complete normal basis set (e.g., an image sequence or a collection of local s...
CVPR
2011
IEEE
13 years 3 months ago
2011
IEEE
The problem of finding one-dimensional structures in images and videos can be formulated as a problem of searching for cycles in graphs. In [11], an untangling-cycle cost functio...