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    Analysis of Social Trends for Electric Scooters Using Dynamic Topic Modeling and Sentiment Analysis
    Kyoungok Kim, Yerang Shin KIPS Transactions on Software and Data Engineering, Vol. 12, No. 1, pp. 19-30, Jan. 2023
    https://doi.org/10.3745/KTSDE.2023.12.1.19
    Keywords: Personal Mobility Vehicle, Electric scooter, Text Mining, Dynamic Topic Modeling, sentiment analysis