Liu, Fang; Zhang, Wei-Guo; Wang, Zhong-Xing - In: European Journal of Operational Research 218 (2012) 3, pp. 747-754
In decision making problems, there may be the cases where the decision makers express their judgements by using preference relations with incomplete information. Then one of the key issues is how to estimate the missing preference values. In this paper, we introduce an incomplete interval...