Test image | Random Selection | MSE-based method | Reference [11] | Reference [13] | Reference [21] | Proposed  method |
---|
Figure 2 | 0.9250 | 0.9421 | 0.9273 | 0.9257 | 0.9324 |
0.9435
|
Figure 4 | 0.9069 | 0.9253 | 0.9263 | 0.9134 | 0.9202 |
0.9403
|
Figure 6 | 0.9046 | 0.9154 | 0.9202 | 0.9137 | 0.9119 |
0.9361
|