| biasBound_condExpectation | Bias bound approach for conditional expectation estimation |
| biasBound_density | Bias bound approach for density estimation |
| create_biasBound_config | Create a configuration object for bias bound estimations |
| create_kernel_functions | Create kernel functions based on configuration |
| cv_bandwidth | Cross-Validation for Bandwidth Selection |
| DATA_PATH | The Path to the Data Folder |
| epanechnikov_kernel | Epanechnikov Kernel |
| epanechnikov_kernel_ft | Fourier Transform Epanechnikov Kernel |
| EXT_DATA_PATH | The Path to the External Data Folder for Non-R Data Files |
| fun_approx | Approximation Function for Intensive Calculations |
| gen_sample_data | Generate Sample Data |
| get_avg_f1x | Kernel point estimation |
| get_avg_fyx | Kernel point estimation |
| get_avg_phi | Compute Sample Average of Fourier Transform Magnitude |
| get_avg_phi_log | Compute log sample average of fourier transform and get mod |
| get_conditional_var | get the conditional variance of Y on X for given x |
| get_est_Ar | get the estimation of A and r |
| get_est_B | get the estimation of B |
| get_est_b1x | Estimation of bias b1x |
| get_est_byx | Estimation of bias byx |
| get_est_vy | get the estimation of Vy |
| get_sigma | Estimation of sigma |
| get_sigma_yx | Estimation of sigma_yx |
| get_xi_interval | get xi interval |
| kernel_reg | Kernel Regression function |
| normal_kernel | Normal Kernel Function |
| normal_kernel_ft | Fourier Transform of Normal Kernel |
| plot_ft | Plot the Fourier Transform |
| rpoly01 | Generate n samples from the distribution |
| sample_data | Sample Data |
| select_bandwidth | Select Optimal Bandwidth |
| silverman_bandwidth | Silverman's Rule of Thumb for Bandwidth Selection |
| sinc | Infinite Kernel Function |
| sinc_ft | Define the closed form FT of the infinite order kernel sin(x)/(pi*x) |
| true_density_2fold | True density of 2-fold uniform distribution |
| W_kernel | Define the inverse Fourier transform function of W |
| W_kernel_ft | Define the Fourier transform of a infinite kernel proposed in Schennach 2004 |