AI Patents in the United States and China: Measurement, Organization, and Knowledge Flows
收藏NBER2026-04-01 更新2026-04-11 收录
下载链接：
https://www.nber.org/papers/w35022
下载链接
链接失效反馈官方服务：
资源简介：
We develop a high-precision classifier to measure artificial intelligence (AI) patents by fine-tuning PatentSBERTa on manually labeled data from the USPTOs AI Patent Dataset. Our classifier substantially improves the existing USPTO approach, achieving 97.0% precision, 91.3% recall, and a 94.0% F1
提供机构：
美国国家经济研究局
创建时间：
2026-04-01
