Extract 2d smooth objects in tidy format.

tidy_smooth2d(
  x,
  keep = c("x", "y", "fit", "se", "xlab", "ylab", "main"),
  ci = FALSE,
  ...
)

Arguments

x: a fitted gam object as produced by gam().
keep: A vector of variables to keep.
ci: A logical value indicating whether confidence intervals should be calculated and returned. Defaults to TRUE.
...: Further arguments passed to plot.gam