Table 4 The average value of PSNR measure of different optimization algorithms.
From: GAAOA-Lévy: a hybrid metaheuristic for optimized multilevel thresholding in image segmentation
Image | Pepper | Camera man | ||||||
|---|---|---|---|---|---|---|---|---|
K = 2 | K = 3 | K = 4 | K = 5 | K = 2 | K = 3 | K = 4 | K = 5 | |
GAAOA | 17.783 | 19.123 | 21.126 | 22.201 | 19.328 | 21.712 | 22.165 | 24.513 |
EMO Lévy | 16.4296 | 18.8469 | 20.4749 | 21.8597 | 17.3213 | 20.2304 | 21.4177 | 23.2749 |
EMO | 15.5245 | 18.8675 | 20.4503 | 21.8329 | 17.253 | 20.2116 | 21.625 | 23.2749 |
CS | 16.2354 | 18.8675 | 20.4503 | 21.855 | 17.253 | 20.1796 | 21.4177 | 23.2735 |
SCA | 16.6278 | 18.1623 | 20.63 | 21.4056 | 17.3744 | 20.0161 | 21.9564 | 21.6302 |
MFO | 16.2716 | 18.0953 | 19.7982 | 21.608 | 18.2862 | 19.9084 | 21.1897 | 22.1592 |
WOA | 14.2092 | 16.466 | 16.9392 | 19.5709 | 15.8362 | 18.0557 | 20.219 | 18.6505 |
Image | Baboon | |||||||
|---|---|---|---|---|---|---|---|---|
K = 2 | K = 3 | K = 4 | K = 5 | |||||
GAAOA | 16.943 | 17.653 | 19.126 | 21.387 | ||||
EMO Lévy | 16. 296 | 18.8469 | 21.4749 | 22.8597 | ||||
EMO | 15.524 | 17.675 | 19.4503 | 22.875 | ||||
CS | 16.654 | 17.879 | 20.324 | 22.855 | ||||
SCA | 16.827 | 18.654 | 21.432 | 23.4056 | ||||
MFO | 15.783 | 17.0953 | 20.7982 | 22.762 | ||||
WOA | 15.734 | 17.832 | 18.367 | 20.321 | ||||
