Purpose/Significance To explore methods for constructing user portraits of medical and nursing research personnel and strategies for enhancing their research capabilities.Method/Process Based on user portrait theory,a model for constructing user portraits of medical and nursing research personnel is proposed.Python,ETL and Echarts tools are used to collect,pre-process,store and mine multi-source heterogeneous data required for constructing user portraits,labels are extracted for user portrait visualization and the empir-ical research is conducted.Result/Conclusion Medical and nursing research personnel can be categorized into groups with research po-tential,research novices,research improvement groups,and senior experts in the research field.Strategies for enhancing the research ca-pabilities of medical and nursing research personnel are proposed based on the characteristics of these different types.