Belief-Based Best Worst Method

The Best-Worst Method (BWM) is a Multi-Criteria Decision Making (MCDM) method that has recently been introduced. original BWM assumes decision-makers are always certain about their judgments even if, in reality, often express uncertain preferences. To deal with uncertainty, we introduce belief structure the BWM, concept involving preference degree adopted via Dempster-Shafer theory. A new approach proposed to allow cope this kind of information, where level preferences being expressed taken into account. In addition, an inconsistency measurement and uncertainty for belief-based providing foundation reliability decision-makers, after which extended include group decision-makers. Based on degrees weights criteria obtained from various individuals, overall can be aggregated accordingly. Finally, case study assessment infrastructure project system Indonesia provided demonstrate applicability feasibility method.