A Hybrid Generative/Discriminative Approach to Semi-supervised Classifier Design
http://www.kecl.ntt.co.jp/as/members/fujino/papers/aaai05-fujino.pdf
Fujino, A., Ueda, N., and Saito, K., "A hybrid generative/discriminative approach to text classification with additional information," Information Processing & Management, Elisevier (in press).