Selected Publications by Topic

Semi-supervised discriminative learning and structured prediction

  • A rate distortion approach for semi-supervised conditional random fields
    Y. Wang, G. Haffari, S. Wang and G. Mori
    Advances in Neural Information Processing Systems, NIPS-2009. [pdf]
  • Information theoretic regularization for semi-supervised boosting
    L. Zheng, S. Wang, Y. Liu and C. Lee
    The 15th ACM SIGKDD International Conference on Knowledge Discovery and Data Mining, KDD-2009.[pdf]
  • Boosting with incomplete information
    G. Haffari, Y. Wang, S. Wang, G. Mori and F. Jiao
    The 25th International Conference on Machine Learning, ICML-2008. [pdf]
  • Semi-supervised conditional random fields for improved sequence segmentation and labeling
    F. Jiao, S. Wang, C. Lee, R. Greiner and D. Schuurmans
    The Joint 21st International Conference on Computational Linguistics and 44th Annual Meeting of the Association for Computational Linguistics, COLING/ACL-2006. [pdf]
  • Learning to model spatial dependency: Semi-supervised discriminative random fields
    C. Lee, S. Wang, F. Jiao, D. Schuurmans and R. Greiner
    Advances in Neural Information Processing Systems, NIPS-2006. [pdf]

Statistical language modeling

  • Exploiting syntactic, semantic and lexical regularities in language modeling via directed Markov random fields
    S. Wang, S. Wang R. Greiner, D. Schuurmans and L. Cheng. [pdf]
    shorter version appeared at The 22th International Conference on Machine Learning, ICML-2005. [pdf]
  • Stochastic analysis of lexical and semantic enhanced structural language model
    S. Wang, S. Wang, L. Cheng, R. Greiner and D. Schuurmans
    The 8th International Colloquium on Grammatical Inference, ICGI-2006. [pdf]
  • Combining statistical language models via the latent maximum entropy principle
    S. Wang, D. Schuurmans, F. Peng and Y. Zhao
    Machine Learning Journal: Special Issue on Learning in Speech and Language Technologies, Vol. 60, pp. 229-250, 2005. [pdf]

Maximum entropy and extensions

  • The latent maximum entropy principle
    S. Wang, D. Schuurmans and Y. Zhao. [pdf]
    partial results appeared at IEEE International Symposium on Information Theory, ISIT-2002. [ps]
  • Consistency and generalization bounds for maximum entropy Estimation
    S. Wang,  R. Greiner and S. Wang. [abstract] [Long Version][Short Version]
  • Learning mixture models with the regularized latent maximum entropy principle
    S. Wang, D. Schuurmans, F. Peng and Y. Zhao
    IEEE Trans. on Neural Networks: Special Issue on Information Theoretic Learning, Vol. 15, No. 4, pp. 903-916, 2004. [pdf]
  • Learning continuous latent variable models with Bregman divergence
    S. Wang and D. Schuurmans
    The 14th International Conference on Algorithmic Learning Theory, ALT-2003. [pdf]

Online learning

  • Almost sure convergence of Titterington's recursive estimator for finite mixture models
    S. Wang and Y. Zhao
    Statistics & Probability Letters, Vol. 76, No. 18, pp. 2001-2006, December 2006. [pdf]
  • Implicit online learning with kernels
    L. Cheng, S. Vishwanathan, D. Schuurmans, S. Wang and T. Caelli
    Advances in Neural Information Processing Systems, NIPS-2006. [pdf]

Speech recognition

  • On-line Bayesian tree-structured transformation of HMMs with optimal model selection for speaker adaptation
    S. Wang and Y. Zhao
    IEEE Trans. on Speech and Audio Processing, Vol. 9, No. 6, pp. 663-677, September 2001. [pdf]

Power system economics

  • Short-term generation scheduling with transmission and environmental constraints using an augmented Lagrangian relaxation
    S. Wang, S. Shahidehpour, D. Kirschen, S. Mokhtari and G. Irisarri
    IEEE Trans. on Power Systems, Vol. 10, No. 3, pp. 1294-1301, August 1995. [pdf]
  • Probabilistic marginal cost curve and its applications
    S. Wang, S. Shahidehpour and N. Xiang
    IEEE Trans. on Power Systems, Vol. 10, No. 3, pp 1321-1328, August 1995. [pdf]