Plot Per-Document Per-Topic Probabilities — plot_topic_probability • TextAnalysisR

Generates a bar plot showing the prevalence of each topic across all documents.

Usage

plot_topic_probability(
  gamma_data,
  top_n = 10,
  topic_labels = NULL,
  colors = NULL,
  ylab = "Topic Proportion",
  base_font_size = 14
)

Arguments

gamma_data: A data frame with gamma values from calculate_topic_probability().
top_n: The number of topics to display (default: 10).
topic_labels: Optional topic labels (default: NULL).
colors: Optional color palette for topics (default: NULL).
ylab: Y-axis label (default: "Topic Proportion").
base_font_size: Base font size in pixels for the plot theme (default: 14). Axis text and strip text will be base_font_size + 2.

Value

A ggplot2 object showing a bar plot of topic prevalence.

See also

Other topic_modeling: plot_topic_effects_categorical(), plot_topic_effects_continuous(), plot_word_probability()