Keywords on COVID-19 Vaccination: An Application of NLP into Macau Netizens’ Social Media Comments

Xi Chen, Vincent Xian Wang, Lily Lim, Chu-Ren Huang

Research output: Chapter in book / Conference proceedingConference article published in proceeding or bookAcademic researchpeer-review

Abstract

This study investigates the general public’s concerns about COVID-19 vaccination by their comments in social media (YouTube) with NLP techniques and time series analysis. A set of keywords are traced in order to better understand the changes in public opinion and responses at different stages of the pandemic, as well as the influences of fake news. These keywords were extracted from Macau netizens’ online comments based on word frequency, TF-IDF, and TextRank. It is observed that the misinformation dissipated abruptly after initiation of mass vaccination in Macau. We account for this change by the Prospect Theory. This study has shown that NLP techniques can assist in discourse analysis of people’s perceptions of COVID-19 vaccination, and people’s linguistic behaviours have been captured by the extracted keywords through text mining and time series analysis.
Original languageEnglish
Title of host publicationEvolution in Computational Intelligence
Subtitle of host publicationProceedings of the 11th International Conference on Frontiers of Intelligent Computing: Theory and Applications (FICTA 2023)
EditorsVikrant Bhateja, Xin-She Yang, Marta Campos Ferreira, Sandeep Singh Sengar, Carlos M. Travieso-Gonzalez
PublisherSpringer
Chapter10
Pages125-134
ISBN (Electronic)978-981-99-6702-5
ISBN (Print)978-981-99-6701-8
DOIs
Publication statusPublished - 21 Nov 2023
Event11th International Conference on Frontiers of Intelligent Computing: Theory and Applications - Cardiff School of Technologies, Cardiff Metropolitan University, Cardiff, United Kingdom
Duration: 11 Apr 202312 Apr 2023
https://ficta.co.uk/

Publication series

NameSmart Innovation, Systems and Technologies
PublisherSpringer
Volume370

Conference

Conference11th International Conference on Frontiers of Intelligent Computing: Theory and Applications
Abbreviated titleFICTA 2023
Country/TerritoryUnited Kingdom
CityCardiff
Period11/04/2312/04/23
Internet address

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