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In this paper, we use a group decision-making (GDM) approach based on the variable precision rough set (VPRS) model to evaluate partner relationship in the value network of a mobile portal. We extend the existing study on VPRS-based GDM where the optimal betak-stable interval is derived for DMk [1]. Firstly, in the value network of a mobile portal, VPRS-based GDM is used to evaluate relationship between...
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