Table 3 Absolute mean brightness error (AMBE) and average of AMBEs (AAMBE)
From: Using weighted dynamic range for histogram equalization to improve the image contrast
| Â | AMBE | AAMBE | ||||
|---|---|---|---|---|---|---|
Method | Toy | Aircraft | Pentagon | Hats | Wall | (50 images) |
Global HE [1] | 29.38 | 47.82 | 11.04 | 7.81 | 10.19 | 30.49 |
BBHE [2] | 5.48 | 1.46 | 6.89 | 23.77 | 17.19 | 12.29 |
DSIHE [3] | 1.27 | 15.42 | 28.65 | 0.03 | 10.19 | 11.98 |
MMBEBHE [4] | 3.16 | 6.51 | 1.37 | 1.25 | 1.00 | 2.99 |
WTHE [9] | 27.13 | 55.61 | 12.36 | 22.25 | 23.62 | 29.62 |
BPDHE [7] | 0.15 | 0.05 | 0.02 | 0.02 | 0.007 | 0.26 |
RSWHE [10] | 7.70 | 3.48 | 0.80 | 0.76 | 0.45 | 2.19 |
AGCWD [13] | 26.14 | 58.45 | 35.46 | 33.52 | 38.33 | 36.75 |
BPWDRHE | 0.08 | 0.01 | 0.09 | 0.02 | 0.07 | 0.05 |