plot_residuals: Plot residual diagnostics

In earthUI: Interactive 'shiny' GUI for the 'earth' Package

Plot residual diagnostics

Description

Creates a two-panel diagnostic plot: residuals vs fitted values and a Q-Q plot of residuals.

Usage

plot_residuals(earth_result, response_idx = NULL)

Arguments

earth_result	An object of class "earthUI_result" as returned by fit_earth().
response_idx	Integer or NULL. For multivariate models, which response column to plot (1-based). Default NULL uses the first response.

Value

A ggplot2::ggplot object showing residuals vs fitted values. Use plot_qq() for the Q-Q plot separately.

Examples

result <- fit_earth(mtcars, "mpg", c("cyl", "disp", "hp", "wt"))
plot_residuals(result)

earthUI documentation built on March 26, 2026, 1:07 a.m.