An, Lu; Yu, Chuanming; Lin, Xia; Du, Tingyao; Zhou, Liqin; … - In: Online Information Review 42 (2018) 6, pp. 821-846
Purpose: The purpose of this paper is to identify salient topic categories and outline their evolution patterns and temporal trends in microblogs on a public health emergency across different stages. Comparisons were also examined to reveal the similarities and differences between those...