ラフ集合を用いた新製品開発における縮約の併合(口頭による研究発表概要)

抄録

The purpose of this study is combination technique of the preference ruducts and exclusion of the non-preference reducts for development of new products. Several preferred and non-preferred products are chosen by consumer, and the ruducts are calculated by the impression of the form. Then, we combined the ruducts for improvement of possibility that it is preferred. As a result of combination, we could get 2944 combined reducts from 156 preference reducts. As a result of research, 1004 combined reducts included non-preference reducts, and 1940 combined reducts had the possibility that non-preference reducts are contained.