H. Kim, J. Choi, D. Choi, H. Choi, and P. Kim. Proceedings of the 2012 ACM Research in Applied Computation Symposium, page 310--315. New York, NY, USA, ACM, (2012)
T. Joachims. Proceedings of the Eighth ACM SIGKDD International Conference on Knowledge Discovery and Data Mining, page 133--142. New York, NY, USA, ACM, (2002)
X. Li, B. Liu, and S. Ng. Proceedings of the 2010 Conference on Empirical Methods in Natural Language Processing, page 218--228. Stroudsburg, PA, USA, Association for Computational Linguistics, (2010)
T. Joachims. Proceedings of ICML-99, 16th International Conference on Machine Learning, page 200--209. Bled, SL, Morgan Kaufmann Publishers, San Francisco, US, (1999)
B. Lauser, and A. Hotho. Proc. of the 7th European Conference in Research and Advanced Technology for Digital Libraries, ECDL 2003, volume 2769 of LNCS, page 140-151. Springer, (2003)