Keyword : image signal


Index Data Embedding Method Utilizing Quantitative Relation of Wavelet Coefficients
Motoi IWATA Akira SHIOZAKI 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2001/10/01
Vol. E84-A  No. 10 ; pp. 2508-2513
Type of Manuscript:  Special Section PAPER (Special Section on Information Theory and Its Applications)
Category: Information Security
Keyword: 
wavelet transformdigital watermarkindex dataimage signal
 Summary | Full Text:PDF(525.5KB)

Watermarking Method for Embedding Index Data into Images Utilizing Features of Wavelet Transform
Motoi IWATA Akira SHIOZAKI 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2001/07/01
Vol. E84-A  No. 7 ; pp. 1772-1778
Type of Manuscript:  PAPER
Category: Image
Keyword: 
wavelet transformdigital watermarkindex dataimage signaldata hiding
 Summary | Full Text:PDF(1.8MB)

A Digital Watermark Technique Based on the Wavelet Transform and Its Robustness on Image Compression and Transformation
Hisashi INOUE Akio MIYAZAKI Akihiro YAMAMOTO Takashi KATSURA 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 1999/01/25
Vol. E82-A  No. 1 ; pp. 2-10
Type of Manuscript:  Special Section PAPER (Special Section on Cryptography and Information Security)
Category: 
Keyword: 
digital watermarkcopyright protectionwavelet transformimage signal
 Summary | Full Text:PDF(544.6KB)