专利发明等级分类建模技术研究*

翟东升, 胡等金, 张杰, 何喜军, 刘鹤

Hierarchical Classification Model for Invention Patents

Zhai Dongsheng,Hu Dengjin,Zhang Jie,He Xijun,Liu He

表4 技术词汇重要性结果

技术特征词 技术词汇重要性 ‘lattice’ 1.012178089 ‘module’ 0.40855953 ‘concatenate’ 0.253707282 ‘multiple’ 0.209988341 ‘applies’ 0.165597509 ‘field’ 0.148309666 …… …… ‘score’ 0.095205173 ‘data’ 0.039488217 ‘speech’ 0.02694872 ‘recognition’ 0.018010984