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EURASIP Journal on Advances in Signal Processing

Table 2 The experiment result for four images using different methods.

From: A New Inverse Halftoning Method Using Reversible Data Hiding for Halftone Images

Images (embedded capacity)

PSNR(dB)

 

Gaussian filtering* [10]

LUT [6]

ELUT [7]

The proposed method

Lena (26317)

29.40

27.53

28.54

30.11

Pepper (26575)

29.30

27.33

29.29

30.72

Airplane (24985)

28.29

26.94

28.05

29.75

Baboon (8315)

22.22

22.35

22.22

23.99

  1. Gaussian filter .
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