901 search results - page 13 / 181 » Perceptually Based Image Comparison |
ETRA
2010
ACM
14 years 4 months ago
2010
ACM
We introduce an algorithm for space-variant filtering of video based on a spatio-temporal Laplacian pyramid and use this algorithm to render videos in order to visualize prerecor...
ICIP
2009
IEEE
14 years 11 months ago
2009
IEEE
- An adaptive watermarking method based on the human visual system model and the fuzzy inference system in wavelet domain is proposed. Fuzzy logic is used for data fusion and build...
ICIP
2002
IEEE
14 years 11 months ago
2002
IEEE
Geometric attacks are among the most challenging problems in present day watermarking. Such attacks are very simple to implement yet they can defeat most of the existing watermark...
CVRMED
1995
Springer
14 years 1 months ago
1995
Springer
Geometrical image features like edges and ridges in digital images may be extracted by convolving the images with appropriate derivatives of Gaussians. The choice of the convolutio...
ICCV
2007
IEEE
14 years 4 months ago
2007
IEEE
We present the architecture and algorithm design of a visual motion based perceptual interface for mobile devices with cameras. In addition to motion vector, we use the term “vis...