autoplot.balance_diagnostics: ggplot2 autoplot for balance diagnostics

In couplr: Optimal Pairing and Matching via Linear Assignment

ggplot2 autoplot for balance diagnostics

Description

Produces ggplot2-based balance assessment plots. Returns a ggplot object.

Usage

## S3 method for class 'balance_diagnostics'
autoplot(
  object,
  type = c("love", "histogram", "variance"),
  threshold = 0.1,
  ...
)

Arguments

object	A balance_diagnostics object
type	Type of plot: "love" (default), "histogram", or "variance"
threshold	Threshold for standardized differences (default: 0.1)
...	Additional arguments (ignored)

Value

A ggplot object

Examples

if (requireNamespace("ggplot2", quietly = TRUE)) {
  set.seed(42)
  left <- data.frame(id = 1:10, age = rnorm(10, 45, 10),
                     income = rnorm(10, 50000, 15000))
  right <- data.frame(id = 11:30, age = rnorm(20, 47, 10),
                       income = rnorm(20, 52000, 15000))
  result <- match_couples(left, right, vars = c("age", "income"))
  bal <- balance_diagnostics(result, left, right, vars = c("age", "income"))
  ggplot2::autoplot(bal)
}

couplr documentation built on March 3, 2026, 5:08 p.m.