Table 5 Correlation analysis of adjacent pixels for proposed cryptosystem.

From: Blockchain based medical image encryption using Arnold’s cat map in a cloud environment

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Image 1

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Cipher image 1

Correlation coefficient (horizontal wise) of cipher image 1

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Correlation coefficient (diagonal wise) of cipher image 1

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Correlation coefficient (vertical wise) of cipher image 1

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Image 2

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Cipher image 2

Correlation coefficient (horizontal wise) of cipher image 2

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Correlation coefficient (diagonal wise) of cipher image 2

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Correlation coefficient (vertical wise) of cipher image 2

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