On NTSB incident narratives from 2000 to 2020, LDA achieved the highest topic coherence (0.597) among LDA, NMF, LSA, and pLSA, with K-means revealing ten narrative clusters.
(2024, March)
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Exploring Aviation Incident Narratives Using Topic Modeling and Clustering Techniques
On NTSB incident narratives from 2000 to 2020, LDA achieved the highest topic coherence (0.597) among LDA, NMF, LSA, and pLSA, with K-means revealing ten narrative clusters.