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Add a confidence interval to an existing object

Add a constant to estimated values

Add fitted values from a model to a data frame

Add fitted values from a GAM to a data frame

Add partial residuals

Add residuals from a model to a data frame

Add residuals from a GAM to a data frame

Model diagnostic plots

Basis expansions for smooths

Simulated bird migration data

Select smooths based on user's choices

Extract coefficients from a fitted scam model.

Compare smooths across models

Point-wise and simultaneous confidence intervals for derivatives of smooths

Point-wise and simultaneous confidence intervals for smooths

Simulate example data for fitting GAMs

Prepare a data slice through covariates

Generate data over the range of variables used in smooths

Derivatives of estimated smooths via finite differences

Differences of factor smooth interactions

Generic plotting via ggplot2

Plot comparisons of smooths

Plot derivatives of smooths

Plot differences of smooths

Plot estimated smooths

Plot estimated smooths from a fitted GAM

Plot basis functions

Display penalty matrices of smooths using ggplot

Plot posterior smooths

Effective degrees of freedom for smooth terms

S3 methods to evaluate individual smooths

Evaluate a smooth

Extract family objects from models

First derivatives of fitted GAM functions

Draw fitted values from the posterior distribution

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

Extract an factor-by smooth by name

Extract an mgcv smooth by name

Extract an mgcv smooth given its position in the model object

Data from the General Social Survey (GSS) from the National Opinion Research Center of the University of Chicago

Tests for by variable smooths

Is a model term a factor (categorical)?

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

Is a model term an offset?

Extract link and inverse link functions from models

Load mgcv quietly

How many smooths in a fitted model

Plot of fitted against observed response values

Names of any parametric terms in a GAM

Partial residuals

Extract and tidy penalty matrices

Draw samples from the posterior distribution of an estimated model

Draw new response values from the conditional distribution of the response

Quantile-quantile plot of model residuals

Reference simulation data

Repeat the first level of a factor n times

Histogram of model residuals

Plot of residuals versus linear predictor values

Create a sequence of evenly-spaced values

Create a sequence of evenly-spaced values adjusted to accommodate a small adjustment

Shift numeric values in a data frame by an amount eps

Simulate from the posterior distribution of a GAM

Lead-210 age-depth measurements for Small Water

Indices of the parametric terms for a particular smooth

Dimension of a smooth

New evaluate_smooth() alike

Posterior draws for individual smooths

Names of smooths in a GAM

Names of variables involved in a specified model term

A tidy basis representation of a smooth object

Transform estimated values and confidence intervals by applying a function

Variance components of smooths from smoothness estimates

Returns names of variables from a smooth label

Identify a smooth term by its label

Worm plot of model residuals

Madison lakes zooplankton data