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Detecting Inventors of Breakthrough Innovation Based on Dynamic Learning of Patent Knowledge Graph |
Yu Bowen,Liu Xiang() |
School of Information Management, Central China Normal University, Wuhan 430079, China |
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Abstract [Objective] This paper aims to identify breakthrough innovation inventors through their collaboration and citation features. [Methods] First, we defined the metrics of breakthrough innovation inventors. Then, we examined the features of cooperation and citation relationship of inventors. Third, we established a statistical learning model to predict their future innovations based on the dynamic learning of the patent knowledge graph. Finally, we analyzed the characteristics of breakthrough innovation inventors. [Results] We examined our model with patent data and found its overall prediction accuracy reached 83.51%. The model’s accuracy for predicting breakthrough and continuation innovation inventors reached 85.99% and 81.40%, respectively. While predicting the inventors, their collaboration and citation-related features were ranked high. [Limitations] The ambiguity of the technological innovation metric of patents around the value of 0 was not fully resolved. We filtered inventors with unidentified categories due to this problem. [Conclusions] The proposed model could discover breakthrough innovation inventors earlier.
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Received: 17 March 2023
Published: 08 January 2024
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Fund:National Natural Science Foundation of China(71673106) |
Corresponding Authors:
Liu Xiang,ORCID:0000-0003-4315-2699,E-mail:xiangliu@ccnu.edu.cn。
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