%A Liu Ping, Hu Yuehong %T Review on Ontology Learning Methods and Techniques %0 Journal Article %D 2012 %J Data Analysis and Knowledge Discovery %R 10.11925/infotech.1003-3513.2012.01.04 %P 19-26 %V 28 %N 1 %U {https://manu44.magtech.com.cn/Jwk_infotech_wk3/CN/abstract/article_3502.shtml} %8 2012-01-25 %X This paper describes the elements of Ontology learning and the development of learning methods. The key tasks of Ontology learning, including concept extraction and relationship identification are analyzed in detail. Finally, it summarizes the challenges and developing trend in Ontology learning.