Mathematical Problems in Engineering / 2012 / Article / Fig 12

Research Article

Haar-Wavelet-Based Just Noticeable Distortion Model for Transparent Watermark

Figure 12

(a) The original images, namely, Lena, Cameraman, Baboon, Board, and Peppers; (b), (c), and (d) the noisy images obtained by adding the full-band JND values, the DWT-based JND values, and the modified DWT-based JND values, respectively.
635738.fig.0012a
(a)
635738.fig.0012b
(b)
635738.fig.0012c
(c)
635738.fig.0012d
(d)

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