Zhang Yu Ph.D. Professor Research Center for Social Computing and Information Retrieval School of Computer Science, Harbin Institute of Technology Email: zhangyu@ir.hit.edu.cn

Research Interests

l Question Answering System ² Paraphrasing ² Text Entailment ² Zero Anaphora Resolution ² Question Analysis

l Information Retrieval ² Personalized Information Retrieval ² Information Recommendation

Social Appointments

l China Computer Federation, Senior Member

l Chinese Information Processing Society of China, Member

l Chinese Information Processing Society of China, Information Retrieval Technical Committee, Member

Courses

l Information Retrieval

l Computer Organization

l Chinese Information Processing

l Search Engine Technology

Projects

l Research on Question Comprehension and Recommendation for Interactive Question Answering System, NSFC, 61472105, 2015-2018.

Publications

l Wei-Nan Zhang, Zhaoyan Ming, Yu Zhang, Ting Liu and Chua Tat-Seng. Exploring Key Concept Paraphrasing based on Pivot Language Translation for Question Retrieval[C]. AAAI, 2015.1

l Wei-Nan Zhang, Ting Liu, Yang Yang, Liujuan Cao, Yu Zhang, Rongrong Ji. A Topic Clustering Approach to Finding Similar Questions from Large Question and Answer Archives[J]. PloS One, 2014, 9(3): e71511. (SCI Index, IDS:AC4FD, IF:4.092)

l Wei-Nan Zhang, Zhaoyan Ming, Yu Zhang, Liqiang Nie, Ting Liu and Chua Tat-Seng. The Use of Dependency Relation Graph to Enhance the Term Weighting in Question Retrieval[C]. COLING, 2012, pp:3105-3120. (EI Index, 20131816299393)

l Wei-Nan Zhang, Yu Zhang, Shibin Xiao, Liangwei Wang, Ting Liu. Exploring Domain Specific Feature Weights for Question Classification Enhancement in Community based QA Services[J]. Journal of Computational Information Systems, 2013, pp:2373-2381. (EI Index, 20131616214576)

l Wei-Nan Zhang, Yu Zhang and Ting Liu. A Topic Inference based Translation Model for Question Retrieval in Community-based Question Answering Services, China Conference on Information Retrieval(CCIR2013. In Chinese)–Best Student Paper

l Ting Liu, Wei-Nan Zhang, Yu Zhang. SocialRobot: a big data-driven humanoid intelligent system in social media services[J]. Multimedia Systems, 2014, pp:1-11. (SCI Index, IF:0.596, DOI:10.1007/s00530-014-0374-0)

l Ting Liu, Wei-Nan Zhang, Liujuan Cao, Yu Zhang. Question Popularity Analysis and Prediction in Community Question Answering Services[J]. PloS One, 2014,9(5): e85236. (SCI Index, IDS:AM1NZ, IF:4.092)

l Yu Zhang, Wei-Nan Zhang, Ke Lu, RongrongJi, Fanglin Wang, Ting Liu. Phrasal Paraphrase Based Question Reformulation for Archived Question Retrieval[J]. PloS One, 2013, 8(6): e64601. (SCI Index, IDS:170JP, IF:4.092)

l Qingyu Yin, Wei-Nan Zhang, Yu Zhang, Ting Liu. Joint Model for Ellipsis Identification and Recovery[C]. China Conference on Information Retrieval(CCIR2014. In Chinese)

Tel: +86-451-86413683 Ext. 815 Fax: +86-451-86413683 Ext. 812

Address: No. 29, Jiaohua Street, Nangang District, Harbin, Heilongjiang, P.R. China