Peer-Reviewed Publication
Innov Aging2025;9(Suppl 1):S38-S47.December 1, 2025Journal Article

Advanced topic modeling with large language models: analyzing social media content from dementia caregivers.

Weiqing He1, Bojian Hou1, Amy Zheng1, Yanbo Feng1, Ari Klein1, Karen O'Connor1, Shu Yang1, Tianqi Shang1, George Demiris1, Graciela Gonzalez-Hernandez2, Li Shen1
1Department of Biostatistics, Epidemiology and Informatics, Perelman School of Medicine, University of Pennsylvania, Philadelphia, Pennsylvania, United States.
2Department of Computational Biomedicine, Cedars-Sinai Medical Center, Los Angeles, California, United States.

Abstract

BACKGROUND AND OBJECTIVES: While traditional topic modeling methods have been applied to analyze social media content from dementia caregivers, they often struggle with semantic understanding and coherent topic generation. This study explores the direct application of large language models (LLMs) for topic modeling of caregiver tweets, aiming to leverage their advanced semantic comprehension capab…

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