Friday 15 July 2011

Wseas Transactions

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Transactions: WSEAS TRANSACTIONS ON SIGNAL PROCESSING
Transactions ID Number: 54-103
Full Name: Abdullah Iliyasu
Position: Ph.D. Candidate
Age: ON
Sex: Male
Address: Department of Computational Intelligence and Systems Science, G3-49, 4259 Nagatsuta, Midori-ku, Yokohama 226 8502
Country: JAPAN
Tel: +81-45-924-5686/5682
Tel prefix: +81
Fax: +81-45-924-5676
E-mail address: iliyasu@hrt.dis.titech.ac.jp
Other E-mails: amiliyasuz@gmail.com
Title of the Paper: A two-tier scheme for Greysclale Quantum Image Watermarking and Recovery
Authors as they appear in the Paper: Abdullah M. Iliyasu, Phuc Q. Le, Bo Sun, Fei Yan, Adrian S. Garcia, Fangyan Dong, and Kaoru Hirota
Email addresses of all the authors: iliyasu@hrt.dis.titech.ac.jp,phuclq@hrt.dis.titech.ac.jp,sun@hrt.dis.titech.ac.jp,yang@hrt.dis.titech.ac.jp,garcia@hrt.dis.titech.ac.jp,tou@hrt.dis.titech.ac.jp,hirot@hrt.dis.titech.ac.jp
Number of paper pages: 16
Abstract: A scheme is proposed to watermark and recover the original versions of watermarked greyscale images on quantum computers. The hitherto inaccessible data from the quantum image-watermark pair is extracted from their classical (conventional or non quantum) versions using which transformations that mimic the Humana Visual System are obtained. Two quantum sub-circuits are used to execute these transformations on the quantum replica of the cover image. The consequence is the two-tier modification of the cover image comprising changes that (1) embed a visible and translucent watermark logo in a predetermined sub-area of the quantum replica of the cover image; and (2) modify the remaining content of the cover image in a manner dictated by the watermark signal so that the resulting distortions on the watermarked image are not easily discernible (or invisible). Classical (conventional or non-quantum) simulations of the image-watermark pairs, the various sub-circuits (visibl!
e, invisible -embedding and -recovery circuits), and the output images resulting from their application – the watermarked (or recovered) images were used to demonstrate the feasibility of the proposed scheme when the necessary quantum hardware are realised. Meanwhile, the attributes of the resulting watermarked images as manifest by the acceptable performance metrics and the excellent visual quality of the watermarked images betokens the efficiency of the scheme. The proposal advances available literature geared towards safeguarding quantum resources from unauthorised reproduction and confirmation of their proprietorship in cases of dispute leading to commercial applications of quantum information.
Keywords: quantum computation, quantum image, grayscale image, Human Visual System, colour angle, visible watermarking, watermark circuit.
EXTENSION of the file: .doc
Special (Invited) Session: Image Processing and 2D / 3D-Systems
Organizer of the Session: N.A.
How Did you learn about congress: Image representation and modeling, Algorithms and applications mappings, Image analysis and segmentation, Image filtering, restoration and enhancement, Pattern recognition,
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