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Digital audio watermarking using minimum-amplitude scaling on optimized DWT low-frequency coefficients.
Chur-Jen Chen
Huang-Nan Huang
Shu-Yi Tu
Che-Hao Lin
Shuo-Tsung Chen
Published in:
Multim. Tools Appl. (2021)
Keyphrases
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low frequency coefficients
discrete wavelet transform
high frequency
audio signal
low frequency
subband
multiresolution
wavelet domain
wavelet transform
image fusion
wavelet coefficients
shift invariant
frequency domain
visual quality
remote sensing
palmprint
image compression
denoising