Semi-supervised Question Classification Based on Ensemble Learning. - Yiyang Li 001; Lei Su 003; Jun Chen; Liwei Yuan 004 (ICSI (2), 2015)

Semi-supervised learning for question classification in CQA. - Yiyang Li 001; Lei Su 003; Jun Chen; Liwei Yuan 004 (Nat. Comput., 2017)

Cost-Sensitive LapSVM for Question Classification. - Liwei Yuan 004; Ying Chen; Lei Su 003 (IALP, 2023)