DocumentCode
3284816
Title
Analysis and improvement of singular value decomposition-based watermarking algorithm
Author
Kuang, Tai Liang ; Shun, Wang Dao ; Li Shundong ; Luxiong, Xu
Author_Institution
Dept. of Comput. Sci. & Technol., Tsinghua Univ., Beijing, China
fYear
2011
fDate
15-17 April 2011
Firstpage
3976
Lastpage
3979
Abstract
In this paper, we analyze typical singular value watermarking algorithm based on singular value decomposition (SVD) and point out an error in the embedding algorithm. After corrected this error, we optimize interval range used in embedding algorithm. Experimental results demonstrate the algorithm analysis that under same quantization step, using this optimal embedding algorithm will get better peak signal to noise ratio (PSNR) than preview algorithms.
Keywords
image watermarking; quantisation (signal); singular value decomposition; embedding algorithm; image watermarking; peak signal-to-noise ratio; quantization step; singular value decomposition; singular value watermarking algorithm; Algorithm design and analysis; Discrete wavelet transforms; PSNR; Quantization; Signal processing algorithms; Sun; Watermarking; Digital watermarking; Quantization; Singular Value Decomposition (SVD);
fLanguage
English
Publisher
ieee
Conference_Titel
Electric Information and Control Engineering (ICEICE), 2011 International Conference on
Conference_Location
Wuhan
Print_ISBN
978-1-4244-8036-4
Type
conf
DOI
10.1109/ICEICE.2011.5777837
Filename
5777837
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