DocumentCode
2299017
Title
Adaptive watermarking in the DCT domain
Author
Tao, Bo ; Dickinson, Bradley
Author_Institution
Dept. of Electr. Eng., Princeton Univ., NJ, USA
Volume
4
fYear
1997
fDate
21-24 Apr 1997
Firstpage
2985
Abstract
An adaptive watermarking technique is introduced in this work. A regional perceptual classifier is employed to assign a noise sensitivity index to each region. The watermark is inserted in the original image according to this index by using block DCT. The detection of the watermark is designed to achieve a desired false alarm probability
Keywords
adaptive signal processing; discrete cosine transforms; image classification; image coding; image segmentation; noise; probability; transform coding; visual perception; DCT domain; adaptive watermarking; block DCT; false alarm probability; human visual system; noise sensitivity index; regional perceptual classifier; watermark detection; Computer networks; Copyright protection; Discrete cosine transforms; Frequency; Intellectual property; Law; Legal factors; Quantization; Robustness; Watermarking;
fLanguage
English
Publisher
ieee
Conference_Titel
Acoustics, Speech, and Signal Processing, 1997. ICASSP-97., 1997 IEEE International Conference on
Conference_Location
Munich
ISSN
1520-6149
Print_ISBN
0-8186-7919-0
Type
conf
DOI
10.1109/ICASSP.1997.595419
Filename
595419
Link To Document