Modified rough VIKOR based design concept evaluation method compatible with objective design and subjective preference factors

Design Concept Evaluation (DCE) is a crucial step in new product development. In complex DCE task, the designer as a decision-maker has to make a comprehensive choice by considering the design concept’s inherent objective design factor as well as external subjective preference factor from evaluators (designer, expert or customer). However, most of DCE methods only limited to one of two factors, which unilaterally evaluate the alternatives and...