Chih-Lu Lin, Ying-Liang Chen, Hung-Yu Kao. Question difficulty evaluation by knowledge gap analysis in Question Answer communities. In Xindong Wu, Martin Ester, Guandong Xu, editors, 2014 IEEE/ACM International Conference on Advances in Social Networks Analysis and Mining, ASONAM 2014, Beijing, China, August 17-20, 2014. pages 336-339, IEEE, 2014. [doi]
Abstract is missing.