In this article, the author uses bibliometric theory and R software to take scientific research literature data in the field of empirical likelihood research in the PubMed database from 2018 to 2023 as the research object. Perspective conducted knowledge measurement analysis and visual analysis to sort out the evolution of research topics in this field in the past five years and provide a reference for researchers in related disciplines.

Jing Wang. Information measurement methods in applied research in subject services—Based on PubMed database data from 2018 to 2023. Academic Journal of Business & Management (2024) Vol. 6, Issue 1: 49-55. https://doi.org/10.25236/AJBM.2024.060107.

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