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Table 1 The entropy of test images

From: Fast restoration of natural images corrupted by high-density impulse noise

Image

Entropy

Baboon

7.36

Barbara

7.63

Boat

7.19

Couple

7.06

Hill

7.48

Lena

7.45

Man

7.19

F16

6.58

Peppers

7.30

Average

7.25