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A Secret Image Sharing Method Using Integer Wavelet Transform

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Figure

Figure 2: An illustration of the preprocessing stage.
Figure 3: An illustration of the sharing phase.
Figure 5: Performance of shadow size and reconstruction quality of the proposed method on four test images (Lena, Jet, Monkey, and Peppers): (a) shadow size comparison (Bytes), (b) number of bytes used for lossless reconstruction, (c) quality (PSNR, dB) of
Figure 7: Reconstructed image at the bit rate of 2 .0 bpp, (a) using our method with PSNR of 32.61 dB and (b) using CL’s method with PSNR of 20 .08 dB.
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