From: Using weighted dynamic range for histogram equalization to improve the image contrast
n | α | λ | γ | AMBE | DE | EME | |
---|---|---|---|---|---|---|---|
(a) | The original image | - | 3.7277 | 7.5317 | |||
(c) | 2 | 0.85 | 1 | 10 | 0.0288 | 3.6578 | 10.8647 |
(b) | 1 | 0.85 | 1 | 10 | 0.0334 | 3.6770 | 15.3762 |
(d) | 3 | 0.85 | 1 | 10 | 0.0380 | 3.7005 | 9.2426 |
(e) | 2 | 0.5 | 1 | 10 | 0.0048 | 3.6734 | 10.6417 |
(f) | 2 | 1 | 1 | 10 | 0.0308 | 3.6470 | 10.9212 |
(g) | 2 | 0.85 | 5 | 10 | 0.1201 | 3.6892 | 8.6789 |
(h) | 2 | 0.85 | 10 | 10 | 0.0960 | 3.7042 | 8.1405 |
(i) | 2 | 0.85 | 1 | 1 | 0.0167 | 3.6409 | 11.1318 |
(j) | 2 | 0.85 | 1 | 100 | 0.0479 | 3.7049 | 10.1021 |