Liu Lei

Personal profile

NameLiu Lei



TitleAssociate Professor

Research Areas

Data Mining and Text Mining, Deep learning, Knowledge Graph


  1. Mentao Sun,Lei Liu,Hao chen. An Answer Quality Evaluation Algorithm Based on Semantic in Community-Based Question Answering 2018 14th International Conference on Natural Computation, Fuzzy Systems and Knowledge Discovery,pp1019-1026

  2. Yalu Jia,Lei Liu,Hao chen. An Unknown Words Recognition Method for Microblog

  3. Short Text Based on Improved FP-Growth. 2018 14th International Conference on Natural Computation, Fuzzy Systems and Knowledge Discovery,pp1027-1033

  4. Xiaofei Chang,Lei Liu, Mengtao Sun, Yalu Jia, Chunxia Zhang. A Feature Optimization Algorithm of Concept Similarity Based on Chinese Wikipedia, Fuzzy Systems and Knowledge Discovery, 2017,pp1213-1221.

  5. Haibo Cai,Lei Liu, Xiaofei Chang. Research on semantic relation acquisition and automatic synthesis based on Wikipedia. ICNC-FSKD, 2016. pp1564-1571.

  6. Lei Liu, Zhigang Xu, Haibo Cai, Shi Wang. Microblog’s Semantic Expansion and Classification Methon Based on Forwarding Comments, Journal of Beijing University of Technology,41(10),2015. pp1528-1536. (in Chinese)

  7. Lei Liu, Luhong Diao. Acquiring semantic relations from large Microblogging Text Based on Concept Recognition and pattern matching. ICNC-FSKD 2014. pp642-646.

  8. Shenluan Hou,Lei Liu, Cungen Cao. Research on Accurate Analysis of Internet Public Opinion: A Semantic Grammar-Based Method, Computer Science, 41(10),2014. pp225-237. (in Chinese)

  9. Zhigang Xu,Lei Liu, Haibo Cai,Shuying Yan. Research on Chinese Microblog’s Semantic Expansion Model Based on Specific Context. Fuzzy Systems and Knowledge Discovery 2014. pp619-624.

  10. Shengluan Hou,Lei Liu, Cungen Cao. Knowledge Discovery from Chinese Internet Public Opinion Short Text. Journal of Chemical and Pharmaceutical Research.2014,6(7). pp630-641.

Personal Statement

Lei Liureceived Ph.D. in computer sciences and technology in the Institute of Computing Technology at the Chinese Academy of Sciences. His papers are published on《Chinese Journal of Computers》、《Journal of Software》、《Annual German Conference on AI》and so on. He has hosted one the National Natural Science Foundation of China and one the Beijing Natural Science Foundation, and has published more than 30 science papers.