Nonlinear Multi-Image Encryption Scheme with the Reality-Preserving Discrete Fractional Angular Transform and DNA Sequences

Figure 8

Noise attacks analysis in the encrypted image of test group 1: (a–d) decrypted images of “Peppers,” “House,” “Elaine,” and “Bridge,” respectively, with the noise intensity , (e–h) decrypted results with the noise intensity , (i–l) decrypted results with the noise intensity , and (m–p) decrypted results with the noise intensity .

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