Ensemble similarity measure for community-based question answer
SUN Yue-ping, WANG Xiao-jie, WANG Xu-wen, JIANG Shao-wei, LIU Yong-bin
Acta Metallurgica Sinica(English letters) . 2014, (1): 116 -121 .  DOI: 10.1016/S1005-8885(14)60277-6