| h_ln_PI | Bandwidth for the PI estimator in the case of the logarithmic transformation. |
| KDE_ln_PI | The PI kernel density estimate in the case of the logaritjmic transformation. |
| KDE_PI_adapt_norm | Adaptive normal PI estimate in the case of the logarithmic transformation. |
| KDE_power_PI | The PI kernel density estimate in the case of the power transformation. |