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Table 3 Discrete entropy for the images used in Fig. 11

From: An adaptive gamma correction for image enhancement

Image

HE

HMF

LDR

RSWHE

AGCWD

CVC

AGC

name

       

Bean

5.64

5.58

5.63

5.02

5.17

5.55

5.65

Cat

5.17

5.18

5.19

4.97

4.85

5.18

5.19

Cup

6.29

6.34

6.36

6.21

5.98

6.34

6.36

Cave

7.55

7.16

6.13

6.30

6.80

7.15

7.81

Woman

7.9

7.68

7.62

7.14

7.61

7.78

7.96

Rose

3.33

4.06

3.86

3.10

3.70

3.53

3.77