基于文本挖掘技术的专利质量评价与实证研究

刘玉琴,汪雪锋,雷孝平

Quality estimation of patent based on text mining and its empirical research

LIU Yu-qin,WANG Xue-feng,LEI Xiao-ping

计算机工程与应用 . 2007, (33): 12 -14 .