282 search results - page 29 / 57 » Robust Hash for Detecting and Localizing Image Tampering |
TIP
2002
14 years 9 months ago
2002
Abstract-- We present a perceptual model for hiding a spreadspectrum watermark of variable amplitude and density in an image. The model takes into account the sensitivity and maski...
DAGM
2007
Springer
15 years 3 months ago
2007
Springer
It is well known that linear filters are not powerful enough for many low-level image processing tasks. But it is also very difficult to design robust non-linear filters that res...
95
Voted
MICCAI
2003
Springer
15 years 10 months ago
2003
Springer
Abstract. When developing statistical models of normal brain perfusion, two questions are of crucial interest: How well does an atlas describe normality and how sensitive is it at ...
AVSS
2007
IEEE
14 years 9 months ago
2007
IEEE
A novel surveillance system integrating 2D and 3D facial data is presented in this paper, based on a low-cost sensor capable of real-time acquisition of 3D images and associated c...
ICPR
2006
IEEE
15 years 10 months ago
2006
IEEE
This paper presents a feature-based license plate localization algorithm that copes with multi-object problem in different image capturing conditions. The proposed algorithm is ro...