1 |
A uniform function: \(\tau ^{l}_{j} = \tau *^{11}_{j}\) for all l∈(1,11). |

2 | A linear function: \(\tau ^{l}_{j} = a \times l + b\), |

3 | A linear function with an exponential transformation: \(\tau ^{l}_{j} = a \times exp^{l} + b\), |

4 | A linear function with a logarithm transformation: \(\tau ^{l}_{j} = a \times log(l) + b\). |