| add_sim_bound | function dedicated to add simulation standard error bound, in development draw the bound to current plot |
| air | dataset from an environmental study. |
| generate_data | Data generation function for simulation and demonstration A sine-bump setting has been employed. |
| gplsim | Function to fit generalized partially linear single-index models via penalized splines |
| plot_si | Function that plot fitted curve for the unknown univariate function for single index term |
| Predict.matrix.tr.smooth | prediction method function for the tr smooth class |
| print.summary.gplsim | Print Summary function of gplsim object |
| si | An internal function to optimization and fitting. Don't use it solely. |
| smooth.construct.tr.smooth.spec | supporting function to make tr smooth |
| summary.gplsim | Summary function of gplsim object |