| bkde | Compute a Binned Kernel Density Estimate | 
| bkde2D | Compute a 2D Binned Kernel Density Estimate | 
| bkfe | Compute a Binned Kernel Functional Estimate | 
| dpih | Select a Histogram Bin Width | 
| dpik | Select a Bandwidth for Kernel Density Estimation | 
| dpill | Select a Bandwidth for Local Linear Regression | 
| locpoly | Estimate Functions Using Local Polynomials |