bertopicr (version 0.3.6)

visualize_heatmap: Visualize Topic Similarity Heatmap using BERTopic

Description

This function visualizes the topic similarity heatmap of topics from a BERTopic model using Python's Plotly library. The visualization is saved as an interactive HTML file, which can be opened and viewed in a web browser.

Usage

visualize_heatmap(
  model,
  filename = "topics_similarity_heatmap",
  auto_open = FALSE
)

Value

The function does not return a value but saves an HTML file containing the visualization and displays it in the current R environment.

Arguments

model

A BERTopic model object. The model must have the method visualize_heatmap.

filename

A character string specifying the name of the HTML file to save the visualization. The default value is "topics_similarity_heatmap". The filename should not contain illegal characters. The .html extension is added automatically if not provided.

auto_open

Logical. If TRUE, opens the HTML file after saving. Default is FALSE.

Examples

# \donttest{
if (exists("topic_model")) {
  visualize_heatmap(model = topic_model, filename = "topics_similarity_heatmap", auto_open = FALSE)
} else {
  message("No topic_model found. Please train or load a model first.")
}
# }