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This layer adds a rug plot to the margins of a plot. It is mainly a wrapper around ggplot2::geom_rug. Notice that for factor effects plots the rug is jittered by default.
l_rug(...)
An object of class gamLayer.
gamLayer
graphical arguments to be passed to ggplot2::geom_rug.
ggplot2::geom_rug
See plot.mgcv.smooth.1D, plot.mgcv.smooth.2D or check1D for examples.