Introduction Regression splines (parametric Smoothing splines (nonparametric Splines It may sound impossible to solve for such an f over all possible functions,but the solution turns out to be surprisingly simple This solutions,it turns out,depends on a class of functions called splines o We will begin by introducing splines themselves,then move on to discuss how they represent a solution to our penalized regression problem Patrick Breheny STA 621:Nonparametric StatisticsIntroduction Regression splines (parametric) Smoothing splines (nonparametric) Splines It may sound impossible to solve for such an f over all possible functions, but the solution turns out to be surprisingly simple This solutions, it turns out, depends on a class of functions called splines We will begin by introducing splines themselves, then move on to discuss how they represent a solution to our penalized regression problem Patrick Breheny STA 621: Nonparametric Statistics