Abstract:In this paper, rough set and evidence theory are applied to the research on the evaluation of group decision making. Focal element increases rapidly while applying the evidence theory. A feature reduction algorithm based on rough set is used when classification result is almost invariable. On one hand, in order to reduce the interdependence between evidences, we adopt a little attributes to evaluation decisionmaking problem. On the other hand, in order to prevent focal element increasing rapidly, we draw the w… Show more
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