Yangfeng Ji Follow @yangfeng_ji



Yangfeng Ji is a Postdoctoral Researcher (Research Associate) in the Computer Science and Engineering Department at University of Washington, working with Noah Smith.

He finished his Ph.D. in the Computational Linguistics Lab in the School of Interactive Computing at Georgia Tech, under the supervision of Jacob Eisenstein.


Research Interests

Natural language processing and machine learning, with emphasis on

Publications

  1. Multiplicative Representations for Unsupervised Semantic Role Induction [pdf]
    Yi Luan, Yangfeng Ji, Hannaneh Hajishirzi, Boyang Li
    ACL, 2016

  2. Semantic Representation Learning for Discourse Processing
    Yangfeng Ji
    Georgia Institute of Technology, Ph.D. Dissertation, 2016

  3. A Latent Variable Recurrent Neural Network for Discourse-Driven Language Models [pdf] [code] [talk]
    Yangfeng Ji, Gholamreza Haffari, Jacob Eisenstein
    NAACL-HLT, 2016

  4. Document Context Language Models [pdf] [code]
    Yangfeng Ji, Trevor Cohn, Lingpeng Kong, Chris Dyer, Jacob Eisenstein
    ICLR (Workshop track), 2016

  5. Closing the Gap: Domain Adaptation from Explicit to Implicit Discourse Relations [pdf]
    Yangfeng Ji, Gongbo Zhang, Jacob Eisenstein
    EMNLP, 2015

  6. Better Document-level Sentiment Analysis from RST Discourse Parsing [pdf]
    Parminder Bhatia, Yangfeng Ji, Jacob Eisenstein
    EMNLP, 2015

  7. deltaBLEU: A Discriminative Metric for Generation Tasks with Intrinsically Diverse Targets [pdf]
    Michel Galley, Chris Brockett, Alessandro Sordoni, Yangfeng Ji, Michael Auli, Chris Quirk, Margaret Mitchell, Jianfeng Gao, Bill Dolan
    ACL-IJCNLP, 2015

  8. One Vector is Not Enough: Entity-Augmented Distributed Semantics for Discourse Relations [pdf] [code] [talk]
    Yangfeng Ji, Jacob Eisenstein
    TACL, Vol. 3, 2015

  9. A Neural Network Approach to Context-Sensitive Generation of Conversational Responses [pdf] [website]
    Alessandro Sordoni, Michel Galley, Michael Auli, Chris Brockett, Yangfeng Ji, Meg Mitchell, Jianyun Nie, Jianfeng Gao, Bill Dolan
    NCCAL-HLT, 2015

  10. Entity-Augmented Distributional Semantics for Discourse Relations [pdf]
    Yangfeng Ji, Jacob Eisenstein
    ICLR (Workshop track), 2015

  11. Extracting Lexically Divergent Paraphrases from Twitter [pdf]
    Wei Xu, Alan Ritter, Chris Callison-Burch, William B. Dolan, Yangfeng Ji
    TACL, Vol. 2, 2014

  12. Representation Learning for Text-level Discourse Parsing [pdf] [code] [talk]
    Yangfeng Ji, Jacob Eisenstein
    ACL, 2014

  13. Mining Themes and Interests in the Asperger's and Autism Community [pdf]
    Yangfeng Ji, Hwajung Hong, Rosa Arriaga, Agata Rozga, Gregory Abowd, Jacob Eisenstein
    Proceedings of ACL Workshop on Computational Linguistics and Clinical Psychology, 2014

  14. A Variational Bayesian Model for User Intent Detection, [pdf]
    Yangfeng Ji, Dilek Hakkani-Tur, Asli Celikyilmaz, Larry Heck, Gokhan Tur
    IEEE International Conference on Acoustics, Speech, and Signal Processing (ICASSP), 2014

  15. Discriminative Improvements to Distributional Sentence Similarity [pdf] [code]
    Yangfeng Ji, Jacob Eisenstein
    EMNLP, 2013

  16. CDP Mixture Models for Data Clustering [pdf]
    Yangfeng Ji, Tong Lin, Hongbin Zha
    The 20th International Conference on Pattern Recognition (ICPR), 2010

  17. Mahalanobis Distance based Non-negative Sparse Recognition for Face Recognition [pdf]
    Yangfeng Ji, Tong Lin, Hongbin Zha
    The 8th International Conference on Machine Learning and Applications, 2009

Professional Service


Codes


Resourcess


Contact

jiyfeng at gmail dot com


Last edited on: 11/26/2016