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MUM
2004
ACM
170views Multimedia» more  MUM 2004»
16 years 5 days ago
Multiple embedding using robust watermarks for wireless medical images
Within the expanding paradigm of medical imaging and wireless communications there is increasing demand for transmitting diagnostic medical imagery over error-prone wireless commu...
Dominic Osborne, Derek Abbott, Matthew Sorell, Der...
SPAA
2004
ACM
16 years 5 days ago
Lower bounds for graph embeddings and combinatorial preconditioners
Given a general graph G, a fundamental problem is to find a spanning tree H that best approximates G by some measure. Often this measure is some combination of the congestion and...
Gary L. Miller, Peter C. Richter
ICIP
2008
IEEE
16 years 8 months ago
Adaptive decoding for halftone orientation-based data hiding
Halftone image watermarking techniques that allow automated extraction of the embedded watermark data are useful in a variety of document security and workflow applications. The p...
Orhan Bulan, Gaurav Sharma, Vishal Monga
MMSEC
2005
ACM
137views Multimedia» more  MMSEC 2005»
16 years 9 days ago
A fragile watermarking scheme for 3D meshes
In this paper, we propose a new fragile watermarking scheme for 3D meshes. Firstly, the watermark information is adaptively embedded into the mesh geometry by slightly adjusting t...
Hao-Tian Wu, Yiu-ming Cheung
ICIP
2002
IEEE
16 years 8 months ago
Multimedia content authentication: fundamental limits
In many multimedia applications, there is a need to authenticate a source that has been subjected to benign degradations in addition to potential tampering attacks. We develop a m...
Emin Martinian, Gregory W. Wornell