# Constrained Generalized Additive Model

## Documentation for package ‘cgam’ version 1.26

- DESCRIPTION file.

## Help Pages

best.fit | Extract the Best Fit Returned by the ShapeSelect Routine
cgam | Constrained Generalized Additive Model Fitting
cgamm | Constrained Generalized Additive Mixed-Effects Model Fitting
COforest | Colorado Forest Data Set
conc | Specify a Concave Shape-Restriction in a CGAM Formula
conv | Specify a Convex Shape-Restriction in a CGAM Formula
cubic | A Data Set for Cgam
decr | Specify a Decreasing Shape-Restriction in a CGAM Formula
decr.conc | Specify a Decreasing and Concave Shape-Restriction in a CGAM Formula
decr.conv | Specify a Decreasing and Convex Shape-Restriction in a CGAM Formula
in.or.out | To Include a Non-Parametrically Modelled Predictor in a SHAPESELECT Formula
incr | Specify an Increasing Shape-Restriction in a CGAM Formula
incr.conc | Specify an Increasing and Concave Shape-Restriction in a CGAM Formula
incr.conv | Specify an Increasing and Convex Shape-Restriction in a CGAM Formula
mental | Alachua County Study of Mental Impairment
Ord | Specify an Ordered Categorical Family in a CGAM Formula
plasma | A Data Set for Cgam
plotpersp | Create a 3D Plot for a CGAM Object
predict.cgam | Predict Method for CGAM Fits
s | Specify a Smooth Shape-Restriction in a CGAM Formula
s.conc | Specify a Smooth and Concave Shape-Restriction in a CGAM Formula
s.conc.conc | Specify a Doubly-Concave Shape-Restriction in a CGAM Formula
s.conv | Specify a Smooth and Convex Shape-Restriction in a CGAM Formula
s.conv.conv | Specify a Doubly-convex Shape-Restriction in a CGAM Formula
s.decr | Specify a Smooth and Decreasing Shape-Restriction in a CGAM Formula
s.decr.conc | Specify a Smooth, Decreasing and Concave Shape-Restriction in a CGAM Formula
s.decr.conv | Specify a Smooth, Decreasing and Convex Shape-Restriction in a CGAM Formula
s.decr.decr | Specify a Doubly-Decreasing Shape-Restriction in a CGAM Formula
s.decr.incr | Specify a Decreasing-Increasing Shape-Restriction in a CGAM Formula
s.incr | Specify a Smooth and Increasing Shape-Restriction in a CGAM Formula
s.incr.conc | Specify a Smooth, Increasing and Concave Shape-Restriction in a CGAM Formula
s.incr.conv | Specify an Smooth, Increasing and Convex Shape-Restriction in a CGAM Formula
s.incr.decr | Specify an Increasing-Decreasing Shape-Restriction in a CGAM Formula
s.incr.incr | Specify a Doubly-Increasing Shape-Restriction in a CGAM Formula
shapes | To Include a Non-Parametrically Modelled Predictor in a SHAPESELECT Formula
ShapeSelect | Variable and Shape Selection via Genetic Algorithm
testpar | Parametric Monotone/Quadratic vs Smooth Constrained Test
tree | Specify a Tree-Ordering in a CGAM Formula
umbrella | Specify an Umbrella-Ordering in a CGAM Formula