Results 151 to 160 of about 911 (209)

Analysis of DWT-DCT watermarking algorithm on digital medical imaging. [PDF]

open access: yesJ Med Imaging (Bellingham)
Soundrapandiyan R   +4 more
europepmc   +1 more source

Fragile watermarking schemes for image authentication: a survey

International Journal of Machine Learning and Cybernetics, 2017
This paper presents a survey of fragile watermarking schemes for image authentication proposed in the past decade. The limited embedding capacity and extent of tampering are some of the important issues among other issues that drive the research in this area.
K Sreenivas
exaly   +2 more sources

A New Robust-Fragile Double Image Watermarking Algorithm

open access: yes2009 Third International Conference on Multimedia and Ubiquitous Engineering, 2009
Xie and Shen [1] improved Barni’s basic pixelwise masking model and proposed a more robust wavelet-based watermarking algorithm against attacks including filtering, noise addition and compression. By extending their work, a new robust fragile double image watermarking algorithm is presented.
Bo Chen, Hong Shen
openaire   +2 more sources

New fragile authentication watermark for images

Proceedings 2000 International Conference on Image Processing (Cat. No.00CH37101), 2002
We propose a new fragile watermark for image authentication. Based on the Yeung-Mintzer (see Proc. ICIP'97, Santa Barbara, California, 1997) scheme, the new watermark does not have certain security gaps common to many previously proposed fragile watermarks. A block cipher is used instead of binary look-up tables.
Jiri Fridrich   +2 more
openaire   +1 more source

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