Understanding public engagement on twitter using topic modeling: The 2019 Ridgecrest earthquake case. - Jisoo Ahn; Hyunsang Son; Arnold Dongwoo Chung (Int. J. Inf. Manag. Data Insights, 2021)

From the black box to the glass box: Using unsupervised and supervised learning processes to predict user engagement for the airline companies. - Hyunsang Son; Jisoo Ahn; Arnold Dongwoo Chung; Minette E. Drumwright (Int. J. Inf. Manag. Data Insights, 2023)

Agenda-setting effects for covid-19 vaccination: Insights from 10 million textual data from social media and news articles using BERTopic. - Hyunsang Son; Young Eun Park (Int. J. Inf. Manag., 2025)