43 search results - page 5 / 9 » Geometric hashing techniques for watermarking |
ICIP
2004
IEEE
14 years 8 months ago
2004
IEEE
In this paper we suggest viewing images (as well as attacks on them) as a sequence of linear operators and propose novel hashing algorithms employing transforms that are based on ...
ICIP
2000
IEEE
14 years 8 months ago
2000
IEEE
Digital Watermarking is a labeling technique for digital images which embeds a code into the digital data so the data is marked. Watermarking techniques previously developed deal ...
ICIP
2004
IEEE
14 years 8 months ago
2004
IEEE
Perceptual image hashing maps an image to a fixed length binary string based on the image's appearance to the human eye, and has applications in image indexing, authenticatio...
DAC
1999
ACM
14 years 7 months ago
1999
ACM
A number of researchers have proposed using digital marks to provide ownership identification for intellectual property. Many of these techniques share three specific weaknesses: ...
IEEEMSP
2002
IEEE
13 years 11 months ago
2002
IEEE
— An audio fingerprint is a content-based compact signature that summarizes an audio recording. Audio Fingerprinting technologies have recently attracted attention since they al...