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Robust Audio Watermarking by Using Low-Frequency Histogram.
Shijun Xiang
Published in:
IWDW (2010)
Keyphrases
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low frequency
high frequency
frequency domain
wavelet transform
subband
discrete wavelet transform
frequency band
original images
electromagnetic fields
wavelet coefficients
wavelet analysis
high frequency components
low and high frequency
gray level
denoising
feature extraction
low pass
spatial frequency