Computer Bibliometric Analysis of Hakka Dialect Phonetics Based on Citespace and VOSviewer

The findings of research on Hakka dialect phonetics has mainly been published in the form of journal papers, dissertations and monographs. With "China National Knowledge Infrastructure (CNKI)" and "Duxiu Academic Search" as data sources, in this work, relevant research reports on the phonetics of Hakka dialect in the 30-year period from 1993 to 2023 were collected, which included 186 journal papers, 79 dissertations and 36 academic monograph. Firstly, bibliometric analyses were used by Citespace and VOSviewer on computer; then, EXCEL was employed for collecting and sorting out the general situation of the thesis and evaluating the combination of qualitative and quantitative methods. The goal was to investigate the general research on Hakka dialect phonetics in the past 30 years as comprehensively as possible, reveal the development trend of Hakka dialect phonetics objectively and scientifically to provide theoretical basis for the development of new research directions in the future, and provide data support for the development and utilization of Hakka dialect language conservation project resources