HKUST Business School


HKUST Business School
Assistant Professor, Information Systems

Academic qualification

  • PhD 2015 Northwestern University, Computer Science
  • B.Eng 2009 University of Science and Technology of China, Information Science


  • Assistant Professor, Hong Kong University of Science and Technology, 2017-present
  • Postdoc Research Associate, University of Illinois at Urbana-Champaign, 2015-2017
  • Research Intern, IBM Thomas J. Watson Research Center, 2013
  • Engineering Intern, Amazon AWS, 2013



  • Yang, Y. , Pan, S., Lu, J., Topkara, M., and Song, Y., "The Stability and Usability of Statistical Topic Models," ACM Transactions on Interactive Intelligent Systems, 2016
  • Zhang, K., Xie, Y., Yang, Y. , Sun, A., Liu, H., and Choudhary, A., "Incorporating Conditional Random Fields and Active Learning to Improve Sentiment Identification," Neural Networks, 2014
  • Huang, F., Ahuja, A., Downey, D., Yang, Y. , Guo, Y., and Yates, A., "Learning Representations for Weakly Supervised Natural Language Processing Tasks," Computational Linguistics, 2014


  • Yang, Y. , Pan, S., Song, Y., Lu, J., and Topkara, M., "Improving Topic Model Stability for Effective Document Exploration," International Joint Conference on Artificial Intelligence (IJCAI), 2016
  • Yang, Y. , Downey, D., and Boyd-Graber, J., "Efficient Algorithm for Incorporating Knowledge into Topic Models," Conference on Empirical Methods in Natural Language Processing (EMNLP), 2015
  • Downey, D., Bhagavatula, C.S., and Yang, Y. , "A Latent Variable Document Model for Large Topic Hierarchies," Association for Computational Linguistics (ACL), 2015
  • Yang, Y. , Pan, S., Song, Y., Lu, J., and Topkara, M., "User-directed Non-disruptive Topic Model Update for Effective Exploration of Dynamic Content," ACM International Conference on Intelligent User Interfaces (IUI), 2015. Honorable Mention (Top 2% of submissions)
  • Gao, H., Yang, Y. , Bu, K., Chen, Y., Downey, D., Lee, K., and Choudhary, A., "Spam ain’t as Diverse as It Seems: Throttling OSN Spam with Templates Underneath," Annual Computer Security Applications Conference (ACSAC), 2014
  • Zhang, K., Yang, Y. , Sun, A., and Liu, H., "A Systematic Framework for Sentiment Identification by Modeling User Social Effects," IEEE/WIC/ACM International Conference on Web Intelligence (WI), 2014
  • Yang, Y. , Downey, D., and Yates, A., "Overcoming the Memory Bottleneck in Distributed Training of Latent Variable Models of Text," North American Chapter of the Association for Computational Linguistics (NAACL), 2013


-Program Committee:

INFORMS Workshop on Data Science: 2017 International Joint Conference on Artificial Intelligence (IJCAI): 2016 ACM Conference on Intelligent User Interface (IUI): 2015, 2016, 2017 Empirical Methods in Natural Language Processing (EMNLP): 2012, 2014


ACM Transactions on Interactive Intelligent Systems (TiiS): 2016 IEEE Transactions on Knowledge and Data Engineering (TKDE): 2016 Hawaii International Conference on System Sciences (HICSS): 2016 Conference on Knowledge Discovery and Data Mining (KDD): 2015 IEEE International Conference on Big Data: 2014, 2015 North American Association for Computational Linguistics (NAACL): 2013 Journal of Electronic Commerce Research: Since 2014


  • Machine Learning
  • Data Mining


  • Teachers Ranked as Excellent by Their Students, UIUC, Spring 2017 and Fall 2016
  • UIUC Business Excellence Research Award, 2016

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