Evaluation of the Optimal Topic Classification for Social Media Data Combined with Text Semantics: A Case Study of Public Opinion Analysis Related to COVID-19 with Microblogs

Evaluation of the Optimal Topic Classification for Social Media Data Combined with Text Semantics: A Case Study of Public Opinion Analysis Related to COVID-19 with Microblogs

Online public opinion reflects social conditions and public attitudes regarding special social events. Therefore, analyzing the temporal and spatial distributions of online public opinion topics can contribute to understanding issues of public concern, grasping and guiding the developing trend of pu...

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Bibliographic Details
Main Authors: Qin Liang, Chunchun Hu, Si Chen
Format: Article
Language:English
Published: MDPI AG 2021-11-01
Series:ISPRS International Journal of Geo-Information
Subjects:
LDA
topic model
BERT
topic classification
public opinion analysis
Online Access:https://www.mdpi.com/2220-9964/10/12/811

Internet

https://www.mdpi.com/2220-9964/10/12/811

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