DocumentCode :
2819432
Title :
An adaptive medical images watermarking using Quantum Particle Swarm Optimization
Author :
Soliman, Mona M. ; Hassanien, Aboul Ella ; Onsi, Hoda M.
Author_Institution :
Fac. of Comput. & Inf., Cairo Univ., Cairo, Egypt
fYear :
2012
fDate :
3-4 July 2012
Firstpage :
735
Lastpage :
739
Abstract :
Quantum Particle Swarm Optimization (QPSO) in the field of medical image watermarking for copyright protection and authentication. The trade-off between the imperceptibility and robustness is one of most serious challenges in digital watermarking system. To solve the problem, image watermarking can be considered as an optimization problem by utilizing human visual system (HVS) characteristics and QPSO algorithm in adaptive quantization index modulation and singular value decomposition in conjunction with discrete wavelet transform (DWT) and discrete cosine transform (DCT). Experimental results prove the effectiveness of the proposed algorithm that yields a watermarked image with good visual fidelity, at the same time watermark able to withstand a variety of attacks including JPEG compression, Gaussian noise, Salt and Pepper noises, Gaussian filter, median filter, image cropping and image scaling.
Keywords :
Gaussian processes; copyright; discrete cosine transforms; discrete wavelet transforms; image watermarking; median filters; medical image processing; particle swarm optimisation; singular value decomposition; DCT; DWT; Gaussian filter; Gaussian noise; HVS; JPEG compression; Pepper noises; QPSO; adaptive medical images watermarking; adaptive quantization index modulation; copyright authentication; copyright protection; digital watermarking system; discrete cosine transform; discrete wavelet transform; human visual system; image cropping; image scaling; image watermarking; median filter; quantum particle swarm optimization; singular value decomposition; Discrete wavelet transforms; Optimization; Particle swarm optimization; Quantization; Quantum mechanics; Robustness; Watermarking; Adaptive watermaking; Quantum theory; global optimization; particle swarm optimization; quantization index modulation;
fLanguage :
English
Publisher :
ieee
Conference_Titel :
Telecommunications and Signal Processing (TSP), 2012 35th International Conference on
Conference_Location :
Prague
Print_ISBN :
978-1-4673-1117-5
Type :
conf
DOI :
10.1109/TSP.2012.6256394
Filename :
6256394
Link To Document :
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