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Reducing location map in prediction-based difference expansion for reversible image data embedding.
Minglei Liu
Hock Soon Seah
Ce Zhu
Weisi Lin
Feng Tian
Published in:
Signal Process. (2012)
Keyphrases
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data embedding
image data
multiscale
input image
reversible watermarking
reversible data embedding
image segmentation
manifold learning
secret data
edge detection
image regions
data hiding
high resolution
wavelet transform
pixel values
compressed images