Research Statement

Dr. Liu's research instersts include natural language processing (NLP), biomedical text mining, speech language understanding, clinical question answering. He is also interested in a variety of machine learning approaches for various NLP applications.

Featured Publications

  • Yonggang Cao, Feifan Liu, Pippa Simpson, Lamont Antieau, Andrew Bennett, James J Cimino, John Ely, Hong Yu AskHERMES: An Online Question Answering System for Complex Clinical Questions Journal of Biomedical Informatics(JBI) 44(2):277-88. 2011
  • Feifan Liu, Gokhan Tur, Dilek Hakkani-Tur, Hong Yu Towards Spoken Clinical Question Answering: Evaluating Automatic Speech Recognition Systems for Clinical Spoken Questions Journal of American Medical Informatics Association(JAMIA) 44(6):1032-8. 2011
  • Feifan Liu, Lamont Antieau, Hong Yu Toward Automated Consumer Question Answering: Automatically Separating Consumer Questions from Professional Questions in the Healthcare Domain Journal of Biomedical Informatics(JBI) 18(5): 625-30. 2011
  • Agarwal S, Liu FF, and Yu H Simple and efficient machine learning frameworks for identifying protein-protein interaction relevant articles and experimental methods used to study the interactions BMC Bioinformatics 2011, 12(Suppl 8):S10 Article URL PDF
  • Hong Yu, Feifan Liu, Balaji Polepalli Ramesh Automatic Figure Ranking and User Interfacing for Intelligent Figure Search Journal of PLoS ONE 5(10): e12983. 2010