| First term | Second term | |
| threshold | threshold | 1.0000 |
| threshold | interpolation | 0.2069 |
| threshold | gaussian | 0.1818 |
| threshold | fourier | 0.1667 |
| threshold | scaled | 0.1667 |
| threshold | fractal | 0.1600 |
| threshold | biased | 0.1515 |
| threshold | entropy | 0.1351 |
| threshold | degrees of freedom | 0.1333 |
| threshold | maximum likelihood | 0.1304 |
| threshold | algorithm | 0.1299 |
| threshold | probability density function | 0.1250 |
| threshold | polynomial | 0.1176 |
| threshold | matrices | 0.1163 |
| threshold | fractal dimension | 0.1143 |
| threshold | decreased | 0.1136 |
| threshold | squares | 0.1132 |