Food safety public opinion analysis technology extraction method

The invention provides a food safety public opinion analysis technology extraction method, food safety content screening comprises a keyword matching method, an unsupervised clustering classification method and semantic sentiment analysis, and the semantic sentiment analysis comprises bert pre-train...

Full description

Saved in:
Bibliographic Details
Main Authors WANG WEIYA, LIANG QIJUN, LIN DAN, XIE FENG, TAO GUANGCAN
Format Patent
LanguageChinese
English
Published 15.03.2022
Subjects
CALCULATING
COMPUTING
COUNTING
ELECTRIC DIGITAL DATA PROCESSING
HANDLING RECORD CARRIERS
PHYSICS
PRESENTATION OF DATA
RECOGNITION OF DATA
RECORD CARRIERS
Online AccessGet full text

Cover

More Information
Summary:The invention provides a food safety public opinion analysis technology extraction method, food safety content screening comprises a keyword matching method, an unsupervised clustering classification method and semantic sentiment analysis, and the semantic sentiment analysis comprises bert pre-training model and oftmax classification and information extraction. Information extraction comprises prompt tuning and KEP subject viewpoint extraction, food safety public opinion analysis plays an important auxiliary role in food safety research, along with development of artificial intelligence, combination of public opinion analysis and a natural language processing technology is tighter, and in public opinion analysis, the process is about news collection and content screening, and public opinion analysis is more reasonable. The method comprises the following steps: performing sentiment analysis on news related to food safety, completing primary screening of public opinion analysis, and performing event analysis an
Bibliography:Application Number: CN202111526850