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Generate Semantic Topic Keywords (c-TF-IDF)

Source: R/topic_modeling.R
generate_semantic_topic_keywords.Rd

Generate keywords for topics using c-TF-IDF (class-based TF-IDF), similar to BERTopic. This method treats all documents in a topic as a single document and calculates TF-IDF scores relative to other topics.

Usage

generate_semantic_topic_keywords(
  texts,
  topic_assignments,
  n_keywords = 10,
  method = "c-tfidf"
)

Arguments

texts

A character vector of texts.

topic_assignments

A vector of topic assignments.

n_keywords

The number of keywords to extract per topic (default: 10).

method

The representation method: "c-tfidf" (default), "tfidf", "mmr", or "frequency".

Value

A list of keywords for each topic.