| Keyword | CPC | PCC | Volume | Score | Length of keyword |
|---|---|---|---|---|---|
| retinex theory in image processing | 1.47 | 0.2 | 8224 | 67 | 34 |
| retinex | 1.21 | 0.5 | 8987 | 85 | 7 |
| theory | 0.13 | 0.6 | 9300 | 50 | 6 |
| in | 1.64 | 0.4 | 9246 | 81 | 2 |
| image | 0.38 | 0.7 | 7718 | 83 | 5 |
| processing | 0.99 | 0.9 | 7320 | 87 | 10 |
| Keyword | CPC | PCC | Volume | Score |
|---|---|---|---|---|
| retinex theory in image processing | 0.76 | 0.1 | 3343 | 42 |
