HIGHLIGHTS
- who: Zhishuo Zhang and collaborators from the International Business School, Beijing Foreign Studies University, Beijing, China have published the research work: The International City Image of Beijing: A Quantitative Analysis Based on Twitter Texts from 2017-2021, in the Journal: Sustainability 2022, 14, 10675. of /2022/
- what: In this paper, the TF-IDF value was calculated by the TF-IDF method introduced in Section 3.2, and the keywords were ranked according to the TF-IDF value for each year, while the number of keyword occurrences was counted according to the Word Frequency Statistics method . . .
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