From: Stopping criterion for linear anisotropic image diffusion: a fingerprint image enhancement case
 | Edge width-based | Correlation-based | Entropy-change-based |
---|---|---|---|
Image1 | 220 | 367 | 155 |
Image2 | 200 | 333 | 135 |
Image3 | 222 | 370 | 150 |
Image4 | 208 | 330 | 140 |
Image5 | 224 | 380 | 160 |
Image6 | 206 | 320 | 130 |