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Multimedia Technology IV
book

Multimedia Technology IV

by Aly A. Farag, Yang Jian, Feng Jiao
April 2015
Beginner content levelBeginner
214 pages
10h 50m
English
CRC Press
Content preview from Multimedia Technology IV
Multimedia Technology IV Farag, Yang & Jiao (Eds)
© 2015 Taylor & Francis Group, London, ISBN: 978-1-138-02794-7
A multipurpose image watermarking algorithm based on DWT and Sudoku
Xilan Yan, Jingming Xie & Maohua Xiong
School of information Engineering, Guangzhou Panyu Polytechnic, Guangzhou, China
ABSTRACT: In this paper, a new multipurpose image watermarking algorithm is proposed based on DWT
and 16 ×16 Sudoku. Original image is blocked with 8 ×8 and each block is transformed by DWT. By adopting
HVS and changing low frequency coefficients, robust watermark can be embedded. For the process of image
authentication, by adopting the concept of Sudoku, ...
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Publisher Resources

ISBN: 9781138027947