%A TIAN Hai-long, ZHU Yan-hui, LIANG Tao, MA Jin, LIU Jing %T Research on identificating Chinese micro-blog opinion sentence based on three-way decisions %0 Journal Article %D 2014 %J JOURNAL OF SHANDONG UNIVERSITY(NATURAL SCIENCE) %R 10.6040/j.issn.1671-9352.1.2014.199 %P 58-65 %V 49 %N 08 %U {http://lxbwk.njournal.sdu.edu.cn/CN/abstract/article_308.shtml} %8 %X Micro-blog opinion sentence identification is the foundation for opinion mining and public opinion analysis.Therefore, the accuracy of identification of critical opinion sentences is very important for the follow-up research work. A Chinese micro-blog perspective sentence identification method based on three-way decisions.using support vector machine classifiers and sigmoid function to caculate the probability of a micro-blog belonging to perspective sentence,and conducting a contrast experiment between Chinese microblog perspective sentence identificaition method based on three-way decisions and traditional support vector machine,it shows that three-way decisions has accepted a good identification effect.