DocumentCode
1323774
Title
Image watermarking using Hadamard transforms
Author
Falkowski, B.J. ; Lim, Lip-San
Author_Institution
Nanyang Technol. Inst., Singapore
Volume
36
Issue
3
fYear
2000
fDate
2/3/2000 12:00:00 AM
Firstpage
211
Lastpage
213
Abstract
A novel method based on the multi-resolution transform and complex Hadamard transform to embed watermarks in grey scale digital images is proposed. The results show that the presented scheme is robust to JPEG compression, image resizing cropping, dithering distortion and successive watermarking effects
Keywords
Hadamard transforms; data compression; image coding; image resolution; optical noise; robust control; Hadamard transforms; JPEG compression robust schemes; complex Hadamard transform; dithering distortion; grey scale digital images; image resizing cropping robust; image watermarking; multi-resolution transform; watermarking effects;
fLanguage
English
Journal_Title
Electronics Letters
Publisher
iet
ISSN
0013-5194
Type
jour
DOI
10.1049/el:20000257
Filename
836540
Link To Document