Peer-Reviewed Journal & Conference Papers

    2017
  1. Toward Extractive Summarization of Online Forum Discussions via Hierarchical Attention Networks
    Sansiri Tarnpradab, Fei Liu, Kien A. Hua
    In Proceedings of the 30th Florida Artificial Intelligence Research Society Conference (FLAIRS), Marco Island, Florida, 2017. (Oral Presentation)

  2. A Study of Question Effectiveness Using Reddit “Ask Me Anything” Threads
    Kristjan Arumae, Guo-Jun Qi, Fei Liu
    In Proceedings of the 30th Florida Artificial Intelligence Research Society Conference (FLAIRS), Marco Island, Florida, 2017. (Oral Presentation)
    Download Reddit AMA Dataset
  3. Dependency and AMR Embeddings for Drug-Drug Interaction Extraction from Biomedical Literature
    Yanshan Wang, Sijia Liu, Majid Rastegar-Mojarad, Liwei Wang, Feichen Shen, Fei Liu, Hongfang Liu
    In Proceedings of the ACM International Conference on Bioinformatics, Computational Biology, and Health Informatics (ACM-BCB), Boston, Massachusetts, 2017.
  4. 2016
  5. Automatic Summarization of Student Course Feedback
    Wencan Luo, Fei Liu, Zitao Liu and Diane Litman
    In Proceedings of the 15th Annual Conference of the North American Chapter of the Association for Computational Linguistics: Human Language Technologies (NAACL), San Diego, California, 2016. Acceptance rate 182/680=27%. (Oral Presentation)
  6. An Improved Phrase-based Approach to Annotating and Summarizing Student Course Responses
    Wencan Luo, Fei Liu, Diane Litman
    In Proceedings of the 26th International Conference on Computational Linguistics (COLING), Osaka, Japan, 2016. Acceptance rate 337/1039=32.4%. (Oral Presentation)
  7. Modeling Language Vagueness in Privacy Policies using Deep Neural Networks
    Fei Liu, Nicole Fella, and Kexin Liao
    Accepted by the AAAI 2016 Fall Symposium on Privacy and Language Technologies, Washington, D.C., 2016. (Oral Presentation)
    Download Model for Visualizing Language Vagueness
  8. Crowdsourcing Annotations for Websites’ Privacy Policies: Can It Really Work?
    Shomir Wilson, Florian Schaub, Rohan Ramanath, Norman Sadeh, Fei Liu, Noah A. Smith, Frederick Liu
    In Proceedings of the 25th International World Wide Web Conference (WWW), Montreal, Canada, 2016. Acceptance rate 5/727=0.7%. (Oral Presentation) Best Paper Finalist
  9. 2015
  10. Extractive Summarization by Maximizing Semantic Volume
    Dani Yogatama, Fei Liu, and Noah A. Smith
    In Proceedings of the 2015 Conference on Empirical Methods on Natural Language Processing (EMNLP), Lisboa, Portugal, 2015. Acceptance rate 312/1300=24%.
  11. Toward Abstractive Summarization Using Semantic Representations
    Fei Liu, Jeffrey Flanigan, Sam Thomson, Norman Sadeh, and Noah A. Smith
    In Proceedings of the 2015 Conference of the North American Chapter of the Association for Computational Linguistics: Human Language Technologies (NAACL), Denver, Colorado, 2015. Acceptance rate 186/714=26%. (Oral Presentation)
  12. Disagreeable Privacy Policies: Mismatches between Meaning and Users’ Understanding
    J. Reidenberg, T.D. Breaux, L.F. Cranor, B. French, A. Grannis, J.T. Graves, F. Liu, A.M. McDonald, T.B. Norton, R. Ramanath, N.C. Russell, N. Sadeh, F. Schaub
    Berkeley Law Technology Journal, Vol. 30, No. 1, 2015
  13. 2014
  14. Improving Multi-document Summarization by Sentence Compression based on Expanded Constituent Parse Tree
    Chen Li, Yang Liu, Fei Liu, Lin Zhao, Fuliang Weng
    In Proceedings of the 2014 Conference on Empirical Methods on Natural Language Processing (EMNLP), Doha, Qatar, 2014. Acceptance rate 225/790=28%.
  15. A Step Towards Usable Privacy Policy: Automatic Alignment of Privacy Statements
    Fei Liu, Rohan Ramanath, Norman Sadeh, and Noah A. Smith
    In Proceedings of the 25th International Conference on Computational Linguistics (COLING), Dublin, Ireland, 2014. Acceptance rate 217/705=31%. (Oral Presentation)
    → Download Privacy Policy Dataset
  16. Unsupervised Alignment of Privacy Policies using Hidden Markov Models
    Rohan Ramanath, Fei Liu, Norman Sadeh, and Noah A. Smith
    In Proceedings of the 52th Annual Meeting of the Association for Computational Linguistics (ACL), Baltimore, Maryland, 2014. Acceptance rate 285/1123=25%.
  17. Disagreeable Privacy Policies: Mismatches between Meaning and Users’ Understanding
    J. Reidenberg, T. Breaux, L. F. Cranor, B. French, A. Grannis, J. T. Graves, F. Liu, A. M. McDonald, T. B. Norton, R. Ramanath, N. C. Russell, N. Sadeh, F. Schaub
    In Proceedings of the 42nd Research Conference on Communication, Information and Internet Policy (TPRC), Arlington, Virginia, 2014.
  18. 2013
  19. Document Summarization via Guided Sentence Compression
    Chen Li, Fei Liu, Fuliang Weng, and Yang Liu
    Proceedings of the 2013 Conference on Empirical Methods in Natural Language Processing (EMNLP), Seattle, Washington, 2013. Acceptance rate 205/772=27%.
  20. A Participant-based Approach for Event Summarization Using Twitter Streams
    Chao Shen, Fei Liu, Fuliang Weng, and Tao Li
    In Proceedings of the 2013 Conference of the North American Chapter of the Association for Computational Linguistics (NAACL), Atlanta, Georgia, 2013. Acceptance rate 146/455=32%. (Oral Presentation)
  21. Towards Abstractive Speech Summarization: Exploring Unsupervised and Supervised Approaches for Spoken Utterance Compression
    Fei Liu and Yang Liu
    IEEE Transactions on Audio, Speech and Language Processing, Vol. 21, No. 7, pp. 1469-1480, March 2013
  22. 2012
  23. A Broad-Coverage Normalization System for Social Media Language
    Fei Liu, Fuliang Weng, and Xiao Jiang
    In Proceedings of the 50th Annual Meeting of the Association for Computational Linguistics (ACL), Jeju Island, South Korea, 2012. Acceptance rate 187/940=20%.
    → Download Text Normalization Dataset
  24. 2011
  25. Insertion, Deletion, or Substitution? Normalizing Text Messages without Pre-categorization nor Supervision
    Fei Liu, Fuliang Weng, Bingqing Wang, and Yang Liu
    In Proceedings of the 49th Annual Meeting of the Association for Computational Linguistics: Human Language Technologies (ACL), Portland, Oregon, 2011. Acceptance rate 292/1146=25%. (Oral Presentation)
  26. Why is “SXSW” trending? Exploring Multiple Text Sources for Twitter Topic Summarization
    Fei Liu, Yang Liu, and Fuliang Weng
    In Proceedings of the 49th Annual Meeting of the Association for Computational Linguistics: Workshop on Language and Social Media (ACL LSM), Portland, Oregon, 2011
  27. Learning from Chinese-English Parallel Data for Chinese Tense Prediction
    Feifan Liu, Fei Liu, and Yang Liu
    In Proceedings of the International Joint Conference on Natural Language Processing (IJCNLP), Chiang Mai, Thailand, 2011. Acceptance rate 176/478=36%.
  28. A Supervised Framework for Keyword Extraction from Meeting Transcripts
    Fei Liu, Feifan Liu, and Yang Liu
    IEEE Transactions on Audio, Speech and Language Processing, Vol. 19, No. 3, pp. 538-548, March 2011
  29. 2010
  30. Using Spoken Utterance Compression for Meeting Summarization: A Pilot Study
    Fei Liu and Yang Liu
    In Proceedings of the 2010 IEEE Workshop on Spoken Language Technology (IEEE SLT), Berkeley, California, 2010
  31. Exploring Speaker Characteristics for Meeting Summarization
    Fei Liu and Yang Liu
    In Proceedings of the 11th Annual Conference of the International Speech Communication Association (INTERSPEECH), Chiba, Japan, 2010. Acceptance rate 771/1324=58%.
  32. Using N-best Recognition Output for Extractive Summarization and Keyword Extraction in Meeting Speech
    Yang Liu, Shasha Xie, and Fei Liu
    In Proceedings of the 2010 IEEE International Conference on Acoustics, Speech and Signal Processing (ICASSP), Dallas, Texas. Acceptance rate 1356/2855=48%.
  33. 2009
  34. From Extractive to Abstractive Meeting Summaries: Can It Be Done by Sentence Compression?
    Fei Liu, Yang Liu
    Proceedings of Joint Conference of the 47th Annual Meeting of the Association for Computational Linguistics and the 4th International Joint Conference on Natural Language Processing (ACL), Singapore, 2009. Acceptance rate 214/925=23%. (Oral Presentation)
  35. Unsupervised Approaches To Automatic Keyword Extraction Using Meeting Transcripts
    Feifan Liu, Deana Pennell, Fei Liu, Yang Liu
    In Proceedings of the 2009 Conference of the North American Chapter of the Association for Computational Linguistics (NAACL), Boulder, Colorado, 2009. Acceptance rate 146/438=33%. (Oral Presentation)
  36. 2008
  37. Automatic Keyword Extraction For the Meeting Corpus Using Supervised Approach and Bigram Expansion
    Fei Liu, Feifan Liu, Yang Liu
    In Proceedings of the 2008 IEEE Workshop on Spoken Language Technology (IEEE SLT), Goa, India, 2008.
  38. What are Meeting Summaries? An Analysis of Human Extractive Summaries in Meeting Corpus
    Fei Liu, Yang Liu
    In Proceedings of the 9th SIGDial Meeting on Discourse and Dialogue (SIGDIAL), Columbus, Ohio, 2008
  39. Using Multiple Combined Ranker for Answering Definitional Questions.
    Junkuo Cao, Lide Wu, Xuanjing Huang, Yaqian Zhou, Fei Liu
    In Proceedings of the 4th Asia Information Retrieval Symposium (AIRS), Harbin, China, 2008
  40. Approach for Extracting Thematic Terms Based on Association Rules. (in Chinese)
    Fei Liu, Xuanjing Huang, Lide Wu
    Journal of Computer Engineering, 2008

Patent Applications

  1. System And Method For Dialog-Enabled Context-Dependent and User-Centric Content Presentation
    Fuliang Weng, Xu Kui, Fei Liu, Lin Zhao, Zhe Feng, Zhongnan Shen
    Patent App. PCT/US2014/06969, filed by Robert Bosch LLC, Jun 2015
  2. System And Method For Event Summarization Using Observer Social Media Messages
    Fei Liu, Fuliang Weng, Chao Shen, Lin Zhao
    U.S. Patent App. 14/105,233, filed by Robert Bosch LLC, Dec 2013
  3. Broad-Coverage Normalization System For Social Media Language
    Fei Liu, Fuliang Weng
    U.S. Patent App. 13/779,083, filed by Robert Bosch LLC, Feb 2013. Issued in Oct 2015.
  4. Method and System for Text Message Normalization Based on Character Transformation and Web Data
    Fei Liu, Fuliang Weng
    U.S. Patent App. 13/117,330, filed by Robert Bosch LLC, Nov 2012

Technical Reports and Others

  1. Reports on the 2016 AAAI Fall Symposium Series
    PatrĂ­cia Alves-Oliveira, Richard G. Freedman, Dan Grollman, Laura Herlant, Laura Humphrey, Fei Liu, Ross Mead, Frank Stein, Tom Williams, Shomir Wilson
    AI Magazine, Vol. 38, No. 2, pp. 86–90, June 2017
  2. Identifying the Gist of Conversational Text: Automatic Keyword Extraction and Summarization
    Fei Liu, The University of Texas at Dallas, April 2011 (PhD Dissertation)
  3. Identifying Relevant Text Fragments to Help Crowdsource Privacy Policy Annotations
    Rohan Ramanath, Florian Schaub, Shomir Wilson, Fei Liu, Norman Sadeh, Noah A Smith
    Second AAAI Conference on Human Computation and Crowdsourcing (HCOMP 2014), Pittsburgh, Pennsylvania, 2014
  4. The Usable Privacy Policy Project: Combining Crowdsourcing, Machine Learning and Natural Language Processing to Semi-automatically Answer Those Privacy Questions Users Care About
    Norman Sadeh, Alessandro Acquisti, Travis Breaux, Lorrie Cranor, Aleecia McDonald, Joel Reidenberg, Noah Smith, Fei Liu, Cameron Russel, Florian Schaub, Shomir Wilson
    Technical Report CMU-ISR-13-119, Carnegie Mellon University