47 search results - page 6 / 10 » Wavelet-based fragile watermarking scheme for image authenti... |
JDCTA
2010
13 years 1 months ago
2010
This paper proposes a watermarking algorithm based on correlation to authenticate image content. The original image is converted to YIQ space first, then subdivided into 8
IWDW
2004
Springer
14 years 11 days ago
2004
Springer
Abstract. In image authentication watermarking, hidden data is inserted into an image to detect any accidental or malicious image alteration. In the literature, quite a small numbe...
IEEEMSP
2002
IEEE
13 years 12 months ago
2002
IEEE
—In [1, 2, 3], we have introduced a robust and secure digital signature solution for multimedia content authentication, by integrating content feature extraction, error correctio...
SSWMC
2004
13 years 8 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...
ICPR
2010
IEEE
13 years 5 months ago
2010
IEEE
This paper proposes a novel robust watermarking scheme to embed fingerprint minutiae into face images for multimodal biometric authentication. First, a block pyramid is layered ac...