Wei-jian Li

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According to the active service and future-oriented service of Service-mining theory, as well as the theory of Kuipers’ Qualitative Simulation, this paper puts forward a model of Qualitative Simulation that describes and predicts the changing process of customer churn. By applying causality graph, the factor system influencing customer churn is(More)
Along with the continuous development of internet, business activities through networks are becoming more and more common, yet completing a deal requires a lot of inquiry about and comparison of different business websites to go through matchmaking and negotiation with many trading partners. This complexity greatly obstructs the development of E-commerce.(More)
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