Plot methods for tidygam.diff objects

Plotting methods for tidygam.diff objects.

Usage

# S3 method for tidygam.diff
plot(x, ..., sig = TRUE, sig_col = "red", sig_alpha = 0.25)

Arguments

x

A tidygam.diff object (see get_difference()).

...

Arguments passed to plot().

sig

Shade the interval(s) where the difference smooth does not include 0 (default is TRUE).

sig_col

Colour for the shading (default is "red").

sig_alpha

Alpha level for the shading (default is 0.25)

Value

A ggplot object.

Examples

library(mgcv)
set.seed(10)
data <- gamSim(4)
#> Factor `by' variable example
model <- gam(y ~ s(x2, by = fac) + s(x0), data = data)

model_diff <- get_difference(model, "x2", list(fac = c("1", "2")))
#> Warning: Could not recover model data from environment. Please make sure your
#>   data is available in your workspace.
#>   Trying to retrieve data from the model frame now.
plot(model_diff)