Plot Smoothed Functional Means by Group — plot_functional

Creates a ggplot2 visualization from the output of functional_group_summary(). The plotted values reflect the smoothing method chosen when that summary object was created.

Usage

plot_functional_means(
  summary,
  title = "Functional mean curves by group",
  xlab = "Time",
  ylab = "Mean value",
  legend_title = "Group",
  palette = NULL,
  highlight_intervals = NULL
)

Arguments

summary: A list returned by functional_group_summary() or a data frame with group, time, and mean_value columns.
title: Plot title.
xlab: Label for the x-axis.
ylab: Label for the y-axis.
legend_title: Legend title for the grouping variable.
palette: Optional named vector of colors.
highlight_intervals: Optional data frame with start and end columns used to shade one or more intervals.

Value

A ggplot2 object.