853 search results - page 63 / 171 » Flexible authentication of images |
SSWMC
2004
13 years 9 months ago
2004
In lossless watermarking, it is possible to completely remove the embedding distortion from the watermarked image and recover an exact copy of the original unwatermarked image. Lo...
ACIVS
2005
Springer
14 years 1 months ago
2005
Springer
In this paper we present a recursive algorithm for the cleaning and the enhancing of historical documents. Most of the algorithms, used to clean and enhance documents or transform ...
ICIP
2001
IEEE
14 years 9 months ago
2001
IEEE
The paper presents several novel 3D image analysis algorithms, applied towards the segmentation and modeling of faces and hands. These are subsequently used to build a face-based ...
DIAL
2006
IEEE
13 years 11 months ago
2006
IEEE
Statistical classification methods can be applied on images of historical manuscript in order to characterize the various kinds of inks used. As these methods do not require destr...
ICIP
2001
IEEE
14 years 9 months ago
2001
IEEE
A flexible multiscale and directional representation for images is proposed. The scheme combines directional filter banks with the Laplacian pyramid to provides a sparse represent...