dot-plot_heatmap: Helper function: Heatmap

In volker: High-Level Functions for Tabulating, Charting and Reporting Survey Data

Helper function: Heatmap

Description

Helper function: Heatmap

Usage

.plot_heatmap(
  data,
  values_col,
  numbers_col = NULL,
  base = NULL,
  title = TRUE,
  labels = TRUE
)

Arguments

data	A tibble with item combinations in the first two columns. Only if the item values are equal in both columns, titles are added to the axes.
values_col	Name of the column containing correlation values, a character value.
numbers_col	Name of the column containing values to plot on the tiles or NULL to hide numbers.
base	Character value; the baseline note, including the number of cases.
title	If TRUE (default) shows a plot title derived from the column labels. Disable the title with FALSE or provide a custom title as character value.
labels	If TRUE (default) extracts labels from the attributes, see codebook.

Value

A ggplot object

volker documentation built on Nov. 5, 2025, 5:21 p.m.