acf_n_plots             Generate N ACF plots of individual or
                        aggregated time series.
acf_plot                Generate an ACF plot of an aggregated time
                        series.
acf_resid               Generate an ACF plot of model residuals. Works
                        for lm, lmer, gam, bam, ....
check_resid             Inspect residuals of regression models.
compareML               Function for comparing two GAMM models.
convertNonAlphanumeric
                        Prepare string for regular expressions
                        (backslash for all non-letter and non-digit
                        characters)
corfit                  Calculate the correlation between the fitted
                        model and data.
derive_timeseries       Derive the time series used in the AR1 model.
diagnostics             Visualization of the model fit for time series
                        data.
diff_terms              Compare the formulas of two models and return
                        the difference(s).
dispersion              Calculate the dispersion of the residuals
eeg                     Raw EEG data, single trial, 50Hz.
fadeRug                 Fade out the areas in a surface without data.
find_difference         Return the regions in which the smooth is
                        significantly different from zero.
fvisgam                 Visualization of nonlinear interactions, summed
                        effects.
gamtabs                 Convert model summary into Latex/HTML table for
                        knitr/R Markdown reports.
get_coefs               Get coefficients for the parametric terms
                        (intercepts and random slopes).
get_difference          Get model predictions for differences between
                        conditions.
get_fitted              Get model all fitted values.
get_modelterm           Get estimated for selected model terms.
get_pca_predictions     Return PCA predictions.
get_predictions         Get model predictions for specific conditions.
get_random              Get coefficients for the random intercepts and
                        random slopes.
info                    Information on how to cite this package
infoMessages            Turn on or off information messages.
inspect_random          Inspection and interpretation of random factor
                        smooths.
missing_est             Return indices of data that were not fitted by
                        the model.
modeledf                Retrieve the degrees of freedom specified in
                        the model.
observations            Number of observations in the model.
plot_data               Visualization of the model fit for time series
                        data.
plot_diff               Plot difference curve based on model
                        predictions.
plot_diff2              Plot difference surface based on model
                        predictions.
plot_modelfit           Visualization of the model fit for time series
                        data.
plot_parametric         Visualization of group estimates.
plot_pca_surface        Visualization of the effect predictors in
                        nonlinear interactions with principled
                        components.
plot_smooth             Visualization of smooths.
plot_topo               Visualization of EEG topo maps.
print_summary           Print a named list of strings, output from
                        'summary_data'.
pvisgam                 Visualization of partial nonlinear
                        interactions.
refLevels               Return a list with reference levels for each
                        factor.
report_stats            Returns a description of the statistics of the
                        smooth terms for reporting.
res_df                  Retrieve the residual degrees of freedom from
                        the model.
resid_gam               Extract model residuals and remove the
                        autocorrelation accounted for.
rug_model               Add rug to plot, based on model.
simdat                  Simulated time series data.
start_event             Determine the starting point for each time
                        series.
start_value_rho         Extract the Lag 1 value from the ACF of the
                        residuals of a gam, bam, lm, lmer model, ...
summary_data            Print a descriptive summary of a data frame.
timeBins                Label timestamps as timebins of a given
                        binsize.
wald_gam                Function for post-hoc comparison of the
                        contrasts in a single GAMM model.
