BERTopic outperformed PLSA on topic coherence (Cv 0.41 vs 0.37) and interpretability for extracting themes from NTSB aviation safety reports, according to this comparison.
Does the Choice of Topic Modeling Technique Impact the Interpretation of Aviation Incident Reports? A Methodological Assessment,
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Is BERTopic Better than PLSA for Extracting Key Topics in Aviation Safety Reports?
BERTopic outperformed PLSA on topic coherence (Cv 0.41 vs 0.37) and interpretability for extracting themes from NTSB aviation safety reports, according to this comparison.