Research on the evolution of netizens’ comment focus in university online public opinion: KTF-BTM topic model with topic-temporal-focus framework

نویسندگان

چکیده

Nowadays, Study of comments in MicroBlog online public opinion is great significance for relevant departments managing opinion, due to the increasing influence on Internet. This paper presents a method studying evolutionary characteristics netizens’ comment focus university opinion. based three-stage framework called Topic-Temporal-Focus. Firstly, topic mining stage, KTF-BTM model proposed recognition, which effectively improves quality analysis. Secondly, temporal segmentation time periods are divided into 4-hour intervals, and identified topics paired with each text generate topic-temporal list. Finally, recognition content evolution patterns within shorter sequences explored by analyzing data Experimental results show that significantly enhances short texts. The Topic-Temporal-Focus overcomes challenge sparse classifies limited sequences. research work serves as valuable contribution towards understanding focal points

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ژورنال

عنوان ژورنال: Frontiers in Physics

سال: 2023

ISSN: ['2296-424X']

DOI: https://doi.org/10.3389/fphy.2023.1251386