Yajuan Zhao

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Based on co-citation cluster analysis, we propose a knowledge-transfer analysis model for any technology field. In this model, patent data with backward citations to non-patent literature and forward citations by later patents would be analyzed. Co-citation clustering of the cited articles defines scientific knowledge sources, while that of the patents(More)
Research on environment conditions and other non-target parameters influence on the accurate and reliability of the micro-difference pressure test system and the influence of these non-target parameters are relationship each other. So this paper puts forward improving the integrated performance of the micro-difference pressure test system by using the data(More)
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