Expertise Network Discovery via Topic and Link Analysis in Online Communities. - Yanyan Li; Shaoqian Ma; Yonghe Zhang; Ronghuai Huang (ICALT, 2012)

An improved mix framework for opinion leader identification in online learning communities. - Yanyan Li; Shaoqian Ma; Yonghe Zhang; Ronghuai Huang; Kinshuk (Knowl. Based Syst., 2013)