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EURASIP Journal on Image and Video Processing

Table 7 Mean values number of pixels change rates and unified average changing intensities of encryption image

From: Fractional-order 4D hyperchaotic memristive system and application in color image encryption

Images

Mean NPCR%

Mean UACI%

R

G

B

R

G

B

Lena

99.6016

99.6205

99.6095

33.2483

33.4977

33.3877

Ref [12]

99.5712

99.6187

99.6922

33.3415

33.3523

33.3581

Ref [19]

99.5926

99.6017

99.5912

33.3386

33.3595

33.1250

Ref [20]

99.6268

66.6025

99.5878

33.3181

33.3107

33.3731

  1. NPCR Number of pixels change rate, UACI Unified average changing intensity
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