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Digital-Invisible-Ink Data Hiding Based on Spread-Spectrum and Quantization Techniques.
Chun-Hsiang Huang
Shang-Chih Chuang
Ja-Ling Wu
Published in:
IEEE Trans. Multim. (2008)
Keyphrases
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spread spectrum
data hiding
watermark embedding
error correction
spatial domain
image watermarking
transform domain
multiscale
watermarking technique
jpeg images
computational complexity
digital images
computer simulation
gray level
lossy compression