基于主题模型和专利数据的技术创新评价研究

余本功, 陈杨楠, 杨颖

Research on Evaluation of Technical Innovation Based on Topic Model and Patent Data

Yu Bengong, Chen Yangnan, Yang Ying

现代情报 . 2019, (1): 111 -117,168 . DOI: 10.3969/j.issn.1008-0821.2019.01.014