Quan Wang, Jing Liu, Bin Wang, Li Guo. A Regularized Competition Model for Question Difficulty Estimation in Community Question Answering Services. In Alessandro Moschitti, Bo Pang, Walter Daelemans, editors, Proceedings of the 2014 Conference on Empirical Methods in Natural Language Processing, EMNLP 2014, October 25-29, 2014, Doha, Qatar, A meeting of SIGDAT, a Special Interest Group of the ACL. pages 1115-1126, ACL, 2014. [doi]
Abstract is missing.