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Using additive interpolation-error expansion for reversible digital watermarking in audio signals.
Jose Juan Garcia-Hernandez
Lorenzo Antonio Delgado-Guillen
Published in:
MWSCAS (2012)
Keyphrases
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digital watermarking
audio signals
discrete wavelet transform
audio signal
copyright protection
digital images
watermarking scheme
digital content
hidden markov models
watermarking algorithm
watermarking technique
speaker identification
multimedia content
color images
high frequency
wavelet coefficients
low level