图书情报工作
一种基于类别分布信息的文本特征选择模型
刘海峰, 于利军, 刘守生
An Improved TF-IDF Method of Text Feature Selection Based on Category and Frequency
Liu Haifeng, Yu Lijun, Liu Shousheng
图书情报工作 . 2013, (15): 137 -141 .  DOI: 10.7536/j.issn.0252-3116.2013.15.022