Abstract
Conventional approaches for identifying domain experts focus only on their level of expertise and fail to consider their innovation potential. Thus, we propose a more comprehensive method by considering the types of innovation tasks and their corresponding knowledge domains. With a set of novel and effective metrics, the proposed method is able to assess the knowledge quality and innovation potential of each participating user. We evaluate our method with a real-world dataset collected from a popular online innovation community. The results indicate that the proposed method is efficient and scalable for contributory domain expert identification with different innovation tasks and different knowledge domains. This work expands expert identification research by providing both a new theoretical angle and new technical solution for quantifying the value of users.









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Funding
We gratefully acknowledge the funding support from the National Natural Science Foundation of China (Grant 72101060, 72071083 and 72171089), the Soft Science Research Program of Guangdong Province (Grant 2020A1010020038), and the Natural Science Foundation of Guangdong Province (Grant 2021A1515012003 and 2019A1515011370).
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Appendix Experiment Script (Translated from Chinese)
Appendix Experiment Script (Translated from Chinese)
Experiments on User Knowledge Assessment
Dear Enthusiasts:
Hello! Your participation in this experiment is welcome.
The attached pages contain the post information of 10 users that we randomly selected from the MIUI community. Please carefully read the content of these posts for at least 20 min. After you finish reading the posts, please mark the relevant questions by digit according to what you have read.
Basic information: (The collected data are strictly utilized in this study. Please complete the following questions. Thank you for your cooperation and support!).
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1.
Name: ________________, Gender: ________________, Age: ________________.
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2.
Length of time using Xiaomi smartphone: ______; Length of time in MIUI system: ______;
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3.
Are you familiar with the MIUI community? _______.
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4.
Completely Unfamiliar; B. Unfamiliar; C. Neutral; D. Familiar; E. Very familiar.
For the following questions, please select a reasonable numerical value for each user’s knowledge according to your reading situation. The number "ww1" means "strongly dissatisfied", and the number "7" means "strongly agree". Please refer to the attached page for details of the target knowledge area.
Users | Questions | Please select | ||||||
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Strongly disagree | Disagree | Slightly disagree | Neutral | Slightly agree | Agree | Strongly agree | ||
Uxx | The quality and quantity of posts posted by this user is very high | 1 | 2 | 3 | 4 | 5 | 6 | 7 |
The post posted by this user is very relevant to the target knowledge area | 1 | 2 | 3 | 4 | 5 | 6 | 7 | |
There is also much content in the post posted by this user that is not related to the target knowledge domain | 1 | 2 | 3 | 4 | 5 | 6 | 7 | |
… | … |
If you have any suggestions about this questionnaire or the experiment settings, please write them down in the space below:
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Tang, H., Xu, X., Li, Z. et al. Identifying contributory domain experts in online innovation communities. Electron Commer Res 23, 2759–2787 (2023). https://doi.org/10.1007/s10660-022-09561-9
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DOI: https://doi.org/10.1007/s10660-022-09561-9