Boosted Generalized Additive Model
method = 'gamboost'
Type: Regression, Classification
Tuning Parameters: mstop (# Boosting Iterations), prune (AIC Prune?)
Generalized Additive Model using LOESS
method = 'gamLoess'
Type: Regression, Classification
Tuning Parameters: span (Span), degree (Degree)
Generalized Additive Model using Splines
method = 'gam'
Type: Regression, Classification
Tuning Parameters: select (Feature Selection), method (Method)
Generalized Additive Model using Splines
method = 'gamSpline'
Type: Regression, Classification
Tuning Parameters: df (Degrees of Freedom)