Clustering LLM-extracted opinion units instead of whole reviews yields coherent topics, and splitting those units by sentiment before clustering gives the best star-rating prediction, with an average R2 around 0.73.
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TopicImpact: Improving Customer Feedback Analysis with Opinion Units for Topic Modeling and Star-Rating Prediction
Clustering LLM-extracted opinion units instead of whole reviews yields coherent topics, and splitting those units by sentiment before clustering gives the best star-rating prediction, with an average R2 around 0.73.