| Method | F. points on the left | Figure F. points | Matching points | Running time (ms) |
| a (Orginal image matching) | 257 | 283 | 202 | 785.82 |
| b (Gamma transform matching) | 741 | 755 | 500 | 2135.51 |
| c (Laplacian operator matching) | 1141 | 1176 | 884 | 3632.19 |
| d (Histogram equalization matching) | 856 | 889 | 489 | 2381.57 |