add_confint             Add a confidence interval to an existing object
add_constant            Add a constant to estimated values
add_fitted              Add fitted values from a model to a data frame
add_fitted.gam          Add fitted values from a GAM to a data frame
add_partial_residuals   Add partial residuals
add_residuals           Add residuals from a model to a data frame
add_residuals.gam       Add residuals from a GAM to a data frame
appraise                Model diagnostic plots
basis                   Basis expansions for smooths
bird_move               Simulated bird migration data
check_user_select_smooths
                        Select smooths based on user's choices
coef.scam               Extract coefficients from a fitted 'scam'
                        model.
compare_smooths         Compare smooths across models
confint.fderiv          Point-wise and simultaneous confidence
                        intervals for derivatives of smooths
confint.gam             Point-wise and simultaneous confidence
                        intervals for smooths
data_sim                Simulate example data for fitting GAMs
data_slice              Prepare a data slice through covariates
derivatives             Derivatives of estimated smooths via finite
                        differences
difference_smooths      Differences of factor smooth interactions
draw                    Generic plotting via 'ggplot2'
draw.compare_smooths    Plot comparisons of smooths
draw.derivatives        Plot derivatives of smooths
draw.difference_smooth
                        Plot differences of smooths
draw.evaluated_smooth   Plot estimated smooths
draw.gam                Plot estimated smooths from a fitted GAM
draw.mgcv_smooth        Plot basis functions
draw.penalty_df         Display penalty matrices of smooths using
                        'ggplot'
draw.smooth_samples     Plot posterior smooths
edf                     Effective degrees of freedom for smooth terms
eval_smooth             S3 methods to evaluate individual smooths
evaluate_smooth         Evaluate a smooth
family.gam              Extract family objects from models
fderiv                  First derivatives of fitted GAM functions
fitted_samples          Draw fitted values from the posterior
                        distribution
fix_offset              Fix the names of a data frame containing an
                        offset variable.
get_by_smooth           Extract an factor-by smooth by name
get_smooth              Extract an mgcv smooth by name
get_smooths_by_id       Extract an mgcv smooth given its position in
                        the model object
gss_vocab               Data from the General Social Survey (GSS) from
                        the National Opinion Research Center of the
                        University of Chicago
is_by_smooth            Tests for by variable smooths
is_factor_term          Is a model term a factor (categorical)?
is_mgcv_smooth          Check if objects are smooths or are a
                        particular type of smooth
is_offset               Is a model term an offset?
link                    Extract link and inverse link functions from
                        models
load_mgcv               Load mgcv quietly
n_smooths               How many smooths in a fitted model
observed_fitted_plot    Plot of fitted against observed response values
parametric_terms        Names of any parametric terms in a GAM
partial_residuals       Partial residuals
penalty                 Extract and tidy penalty matrices
posterior_samples       Draw samples from the posterior distribution of
                        an estimated model
predicted_samples       Draw new response values from the conditional
                        distribution of the response
qq_plot                 Quantile-quantile plot of model residuals
ref_sims                Reference simulation data
rep_first_factor_value
                        Repeat the first level of a factor n times
residuals_hist_plot     Histogram of model residuals
residuals_linpred_plot
                        Plot of residuals versus linear predictor
                        values
seq_min_max             Create a sequence of evenly-spaced values
seq_min_max_eps         Create a sequence of evenly-spaced values
                        adjusted to accommodate a small adjustment
shift_values            Shift numeric values in a data frame by an
                        amount 'eps'
simulate.gam            Simulate from the posterior distribution of a
                        GAM
smallAges               Lead-210 age-depth measurements for Small Water
smooth_coefs            Indices of the parametric terms for a
                        particular smooth
smooth_dim              Dimension of a smooth
smooth_estimates        New 'evaluate_smooth()' alike
smooth_samples          Posterior draws for individual smooths
smooths                 Names of smooths in a GAM
term_variables          Names of variables involved in a specified
                        model term
tidy_basis              A tidy basis representation of a smooth object
transform_fun           Transform estimated values and confidence
                        intervals by applying a function
variance_comp           Variance components of smooths from smoothness
                        estimates
vars_from_label         Returns names of variables from a smooth label
which_smooths           Identify a smooth term by its label
worm_plot               Worm plot of model residuals
zooplankton             Madison lakes zooplankton data
