1. Zhao XJ, Yang CH, Li B, Zhang H, Jin PQ, Yue LH, Dai WK (2014) A topic evolution mining algorithm of news text based on feature evolving. Chin J Comput 37(4):819–832
2. Rao YH (2016) Contextual sentiment topic model for adaptive social emotion classification. IEEE Intell Syst 31(1):41–47
3. Jiang XW, Wang JM, Ding GG (2013) detection and ranking of significant topics on Sina Weibo based on topic model. J Comput Res Dev 50(S1):179–185
4. Ye CX, Yang YP, Liu SP (2016) Hot microblogging topics discovery based on subject terms. Comput Appl Softw 33(2):46–50
5. Zhang XM, Li ZJ, Chao WH (2012) Research of automatic topic detection based on incremental clustering. J Softw 23(6):1578–1587