All functions 


Model diagnostic plots 

Simulated bird migration data 

Extract coefficients from a fitted 

Pointwise and simultaneous confidence intervals for derivatives of smooths 

Pointwise and simultaneous confidence intervals for smooths 

Vectorized version of 

Prepare a data slice through covariates 

Generate data over the range of variables used in smooths 

Derivatives of estimated smooths via finite differences 

Generic plotting via 

Plot derivatives of smooths 


Plot estimated smooths 
Plot estimated smooths from a fitted GAM 

Evaluate a smooth 

Names of any factor variables in model data 

First derivatives of fitted GAM functions 

Fix the names of a data frame containing an offset variable. 

Extract an factorby smooth by name 

Extract an mgcv smooth by name 

Extract an mgcv smooth given its position in the model object 


Tests for by variable smooths 
Are variables in a data frame factors? 

Check if objects are smooths or are a particular type of smooth 

Is a model term an offset? 

How many smooths in a fitted model 

Plot of fitted against observed response values 

Names of any parametrix terms in a GAM 

Quantilequantile plot of model residuals 

Repeat the first level of a factor n times 

Histogram of model residuals 

Plot of residuals versus linear predictor values 

Create a sequence of evenlyspaced values 

Create a sequence of evenlyspaced values adjusted to accommodate a small adjustment 

Shift numeric values in a data frame by an amount 

Simulate from the posterior distribution of a GAM 

Lead210 agedepth measurements for Small Water 

Dimension of a smooth 

Names of smooths in a GAM 

Identify a smooth term by it's label 

Madison lakes zooplankton data 