433 search results - page 21 / 87 » Alpha Estimation in Natural Images |
SSWMC
2004
14 years 11 months ago
2004
In this paper, we present a new method for estimating the secret message length of bit-streams embedded using the Least Significant Bit embedding (LSB) at random pixel positions. ...
MVA
1998
14 years 9 months ago
1998
A novel technique for disparity estimation based on block matching with a local adaptive window is introduced in this paper. In the proposed approach the size and shape of the ref...
AMC
2004
14 years 9 months ago
2004
Abstract. A variational method for estimating a magnetic resonance coil sensitivity from its corresponding nonuniform illumination of magnetic resonance images is proposed and anal...
ICIP
2000
IEEE
15 years 11 months ago
2000
IEEE
In this paper, we present a global scheme for encoding/ decoding natural video sequences with partial 3D models. This technique is based on a robust estimation of a constrained de...
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CVPR
2008
IEEE
15 years 11 months ago
2008
IEEE
In this paper, we propose an image super-resolution approach using a novel generic image prior ? gradient profile prior, which is a parametric prior describing the shape and the s...