A Topic Modeling Study on Contemporary Latent Topics and Current Trends in Open Access LIS Journals listed in DOAJ

Abstract

The study employed Latent Dirichlet Allocation (LDA) topic modeling to analyze bibliographic data (Titles, Abstracts, and Keywords) of 1640 articles published during 2019-2023 from Open Access LIS journals listed in the DOAJ platform and indexed in Scopus database. The study utilized R statistical platform and used coherence method to determine optimal number of topics k=8. This analysis unveiled eight latent topics, with Topic 8 'Library Management' emerging as the most prevalent topic with prevalence score of 23.291. Moreover, Topic 6 'Knowledge Management' and Topic 4 'Bibliometrics' were identified as stable and popular topics, with respective Annual Growth Rates (AAGR) of 15.99% and 12.39% in OA LIS literature.