@article{王丽:1, author = {王丽, 刘细文}, title = {基于专利数据的技术主题扩散量化研究与实现*}, publisher = {数据分析与知识发现}, year = {2022}, journal = {数据分析与知识发现}, volume = {6}, number = {6}, eid = {1}, numpages = {9}, pages = {1}, keywords = {;技术扩散;专利数据;主题模型;测度指标;石墨烯}, url = {https://manu44.magtech.com.cn/Jwk_infotech_wk3/CN/abstract/article_5398.shtml}, doi = {10.11925/infotech.2096-3467.2021.0915} }