| IPEC-package | Root Mean Square Curvature Calculation |
| aic | Akaike Information Criterion (AIC) Calculation Function |
| biasIPEC | Bias Calculation Function |
| bic | Bayesian Information Criterion (BIC) Calculation Function |
| bootIPEC | Bootstrap Function for Nonlinear Regression |
| confcurves | Wald Confidence Curves and the Likelihood Confidence Curves |
| crops | Whole-plant biomass Data of 12 Species of Crops |
| curvIPEC | RMS Curvature Calculation Function |
| derivIPEC | Derivative Calculation Function |
| fitIPEC | Nonlinear Fitting Function |
| IPEC | Root Mean Square Curvature Calculation |
| isom | Data on Biochemical Oxygen Demand |
| leaves | Leaf Data of _Parrotia subaequalis_ (Hamamelidaceae) |
| parinfo | Detailed Information of Estimated Model Parameters |
| shoots | Height Growth Data of Bamboo Shoots |
| skewIPEC | Skewness Calculation Function |