Amateur or Professional: Assessing the Expertise of Major Contributors in OpenStreetMap Based on Contributing Behaviors
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![Hongchao JI | Associate professor | Doctor of Philosophy | Chinese Academy of Agricultural Sciences, Beijing | CAAS | Agricultural Genomics Institute at Shenzhen | Research profile Hongchao JI | Associate professor | Doctor of Philosophy | Chinese Academy of Agricultural Sciences, Beijing | CAAS | Agricultural Genomics Institute at Shenzhen | Research profile](https://i1.rgstatic.net/ii/profile.image/1038930296188929-1624711693885_Q512/Hongchao-Ji-2.jpg)
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![Hongchao FAN | Professor | Prof. Dr. | Norwegian University of Science and Technology, Trondheim | NTNU | Department of Civil and Transport Engineering | Research profile Hongchao FAN | Professor | Prof. Dr. | Norwegian University of Science and Technology, Trondheim | NTNU | Department of Civil and Transport Engineering | Research profile](https://i1.rgstatic.net/ii/profile.image/279001856790537-1443530634555_Q512/Hongchao-Fan.jpg)
Hongchao FAN | Professor | Prof. Dr. | Norwegian University of Science and Technology, Trondheim | NTNU | Department of Civil and Transport Engineering | Research profile
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Prof. Hongchao Fan from Norwegian University of Science and Technology was invited to give an online academic report
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