A novel CRT-based watermarking technique for authentication of multimedia contents

Authors:
Jagdish C. Patra;A. Karthik;Cedric Bornand
Affiliations:
School of Computer Engineering, Nanyang Technological University, Nanyang Avenue, Singapore;School of Computer Engineering, Nanyang Technological University, Nanyang Avenue, Singapore;HEIG-VD, University of Applied Sciences, Yverdon-les-Bains, Switzerland
Venue:
Digital Signal Processing
Year:
2010

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Abstract

In this paper, a particle swarm optimization (PSO) is used to design the quadrature mirror filter (QMF) banks with linear phase in frequency domain. A unique PSO is developed to optimize filter bank coefficients to match the ideal system response. The ...