433 search results - page 21 / 87 » Alpha Estimation in Natural Images |
SSWMC
2004
13 years 9 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
13 years 7 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
13 years 7 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
14 years 9 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...
CVPR
2008
IEEE
14 years 9 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...