319 search results - page 45 / 64 » The Geometry of 2D Image Signals |
AMFG
2003
IEEE
14 years 2 months ago
2003
IEEE
Recognition of unfamiliar faces can be severely impaired when two pictures of a face are taken from different camera distances. This effect of perspective transformation may be pr...
ICIP
2007
IEEE
14 years 1 months ago
2007
IEEE
The search for alias-free sampling lattices for a given frequency support, in particular those lattices achieving minimum sampling densities, is a fundamental issue in various app...
ICASSP
2011
IEEE
13 years 1 months ago
2011
IEEE
This work presents a novel methodology for the transformation of facial expressions, to assist face biometrics. It is known that identification using only one image per subject p...
CGF
2011
13 years 1 months ago
2011
Diffusion curves are a powerful vector graphic representation that stores an image as a set of 2D Bezier curves with colors defined on either side. These colors are diffused over...
CSIE
2009
IEEE
14 years 4 months ago
2009
IEEE
In this paper, a digital image watermarking technique based on Discrete Wavelet Transform (DWT) will be proposed. This scheme is designed utilizing principles deriving from the hu...