A MEMCIF-IN method for safety risk assessment in oil and gas industry based on interval numbers and risk attitudes

This paper mainly proposes a novel method to construct a risk matrix for assessing safety risks in oil and gas industry. There are often multiple experts and multiple criteria involved in safety risk assessment problems and the assessment data are often given in the form of interval numbers. In order to better assess risks, the definition of interval number with distribution function and utility function is proposed in this paper. The frequency...