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ISCAS
2003
IEEE
125views Hardware» more  ISCAS 2003»
14 years 4 months ago
A blind watermarking technique for multiple watermarks
We propose a blind watermarking technique to embed multiple watermarks simultaneously. It allows the use of correlated key to embed multiple watermarks. A dual-key system is used ...
Peter H. W. Wong, Oscar C. Au
MMSEC
2006
ACM
220views Multimedia» more  MMSEC 2006»
14 years 5 months ago
Robust blind watermarking mechanism for motion data streams
The commercial reuse of 3D motion capture (Mocap) data in animation and life sciences raises issues with respect to its copyright. In order to improvise content protection of Moca...
Parag Agarwal, Ketaki Adi, B. Prabhakaran
ICIP
2002
IEEE
15 years 1 months ago
A blind watermarking technique in JPEG compressed domain
We proposed a blind watermarking technique to embed the watermark in JPEG compressed domain. Low frequency DCT coefficients are extracted to form an M-dimensional vector. Watermar...
Oscar C. Au, Peter H. W. Wong