基于专利竞争力指数和Doc-LDA主题模型的关键核心技术识别研究——以新能源汽车为例*
滕飞, 张奇, 曲建升, 李海英, 刘江枫, 刘伯瑜
Identifying Key and Core Technologies Based on Patent Competitiveness Index and Doc-LDA Topic Model : Case Study of E-Vehicles
Teng Fei, Zhang Qi, Qu Jiansheng, Li Haiying, Liu Jiangfeng, Liu Boyu
数据分析与知识发现
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2024, (11): 33
-46
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DOI: 10.11925/infotech.2096-3467.2023.0767
