Table 4: EME and CEME values of histogram equalization of "crane.jpg".
| Image "Crane.jpg" | EME | CEME |
|---|---|---|
| Original Image | - | 28.7627 |
| 2-D Grayscale Image (2 × 2 model) | 27.4693 | - |
| 2-D Grayscale Image (2 × 2 model) - After histogram equalization | 50.4364 | - |
| RGB Color image - After histogram equalization of 2-D Grayscale Image (2 × 2 model) | - | 44.7457 |
| 2-D Grayscale Image (2 × 3 model) | 27.8003 | |
| 2-D Grayscale Image (2 × 3 model) - After histogram equalization | 49.9529 | |
| RGB Color image - After histogram equalization of 2-D Grayscale Image (2 × 3 model) | 48.8374 | |
| 2-D Grayscale Image (column model) | 27.6265 | |
| 2-D Grayscale Image (column model) - After histogram equalization | 50.4988 | |
| RGB Color image - After histogram equalization of 2-D Grayscale Image (column model) | 44.7457 | |
| 2-D Grayscale Image (row model) | 27.6164 | |
| 2-D Grayscale Image (row model) - After histogram equalization | 50.6269 | |
| RGB Color image - After histogram equalization of 2-D Grayscale Image (row model) | 44.7457 | |