4Burstein J, Leacock C, Swartz R, et al. Automated evaluation of essays and short answers [C]//Fifth International Computer Assisted Assessment Conference. Leicester: Loughborough University, 2001.
5Burstein J, Wolff S, Lu C. Using lexical semantic techniques to classify free-responses [C]//Proceedings of SIGLEX 1996 Workshop, Annual Meeting of the Association of Computational Linguistics. Santa Cruz: University of California, 1996: 227- 246.
6Callear D, Jerrams-Smith J, Soh V. CAA of short Non-MCQ answers [C]//Fifth International Computer Assisted Assessment Conference. Leicester: Loughborough University, 2001.
7Landauer T K, Fohz P W, Laham D. Introduction to latent semantic analysis [J]. Discourse Processes, 1998, 25 (3) : 259- 284.
8宋继光,王强军,杨尔弘.中文信息处理教程[M].北京:高等教育出版社,2011:9-10.
9刘群,李素建.基于知网的词汇语义相似度的计算[D].北京:中国科学院计算技术研究所,2002.
10Mihalcea R. Graph-based ranking algorithms for sentence extraction, applied to text summarization [C]//the ACL 2004 on Interactive Poster and Demonstration Sessions. Barcelona, Spain, 2004.
