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Convention Paper

An Improved Audio Watermarking Scheme Based on Complex Spectral Phase Evolution Spectrum

Authors: Healy, Ron; Timoney, Joe; Wang, Jian

AES Convention 129 · Paper 8252 · November 2010

Abstract

In this paper, a new audio watermarking algorithm based on the Complex Spectral Phase Evolution algorithm is presented. This is an extension of a previous scheme. Peaks in a spectral representation derived from the Complex Spectral Phase Evolution are utilized for watermarking, instead of the frequency identification technique which was previously proposed. Although this new scheme uses a process which is less complex, it nevertheless achieves a high degree of robustness, particularly against common attacks, which is one distinct advantage over our previous scheme. Similarly, perceptual transparency and accuracy are both very good.

Details

Published in
AES Convention 129
AES Convention
129
Paper number
8252
Publication date
November 6, 2010
Session subject
Signal Analysis and Synthesis
Affiliation
National University of Ireland, Maynooth, Co. Kildare, Ireland (See document for exact affiliation information.)
Type
Convention Paper