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Audio Steganography and Watermarking

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Audio Steganography and Watermarking

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ALGORITHMS FOR AUDIO WATERMARKING AND STEGANOGRAPHY

NEDELJKO C VE JIC
Department of Electrical and Information Engineering, Information Processing Laboratory, University of Oulu

OULU 2004

NEDELJKO CVEJIC

ALGORITHMS FOR AUDIO WATERMARKING AND STEGANOGRAPHY

Academic Dissertation to be presented with the assent of the Faculty of Technology, University of Oulu, for public discussion in Kuusamonsali (Auditorium YB210), Linnanmaa, on June 29th, 2004, at 12 noon.

O U L U N Y L I O P I S TO, O U L U 2 0 0 4

Copyright © 2004 University of Oulu, 2004

Supervised by Professor Tapio Seppänen

Reviewed by Professor Aarne Mämmelä Professor Min Wu

ISBN 951-42-7383-4 (nid.) ISBN 951-42-7384-2 (PDF) http://herkules.oulu.fi/isbn9514273842/ ISSN 0355-3213 http://herkules.oulu.fi/issn03553213/

OULU UNIVERSITY PRESS OULU 2004

Cvejic, Nedeljko, Algorithms for audio watermarking and steganography Department of Electrical and Information Engineering, Information Processing Laboratory, University of Oulu, P.O.Box 4500, FIN-90014 University of Oulu, Finland 2004 Oulu, Finland

Abstract
Broadband communication networks and multimedia data available in a digital format opened many challenges and opportunities for innovation. Versatile and simple-to-use software and decreasing prices of digital devices have made it possible for consumers from all around the world to create and exchange multimedia data. Broadband Internet connections and near error-free transmission of data facilitate people to distribute large multimedia files and make identical digital copies of them. A perfect reproduction in digital domain have promoted the protection of intellectual ownership and the prevention of unauthorized tampering of multimedia data to become an important technological and research issue. Digital watermarking has been proposed as a new, alternative method to enforce intellectual property rights and protect digital media from tampering. Digital watermarking...

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