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Adaptive Image Steganography Based on Optimal Embedding and Robust Against Chi-square Attack

Feb 28, 2018

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Preeti Singh
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    (a) (b)

    (c)

    (a) (b)

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    1

    0.9

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    0.2

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    0

    Probabilityofe

    mbedding

    Percentage tested

    (a)

    0 10 20 30 40 50 60 70 80 90 100

    Probabilityofembedding

    0 10 20 30 40 50 60 70 80 90 100

    Percentage tested

    1

    0.9

    0.8

    0.7

    0.60.5

    0.4

    0.3

    0.2

    0.1

    0

    (b)

    0.8

    0.7

    0.6

    0.5

    0.4

    0.3

    0.2

    0.1

    0.0

    Probabilityofembedding

    0 10 20 30 40 50 60 70 80 90 100

    Percentage testing

    (a) 0.050

    0.0450.040

    0.035

    0.030

    0.025

    0.020

    0.015

    0.010

    0.005

    0.000Probabilityofembedding

    0 10 20 30 40 50 60 70 80 90 100

    Percentage testing

    (b)

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