The paper analyses the two methods in grey systematical analysis,i.e., clearness function and grey relation coefficient . The authors analyse the mistakes existing in the procession of constructing of clearness functi...The paper analyses the two methods in grey systematical analysis,i.e., clearness function and grey relation coefficient . The authors analyse the mistakes existing in the procession of constructing of clearness function and the problems existing in the comprehensive evaluation by using grey relation coefficient .展开更多
In the construction of weights using Delph AHP method,some contradictions often exist when one applies standard deviation to measure experts’ divergence.This paper analyzed the irrationality of this phenomenon.Then m...In the construction of weights using Delph AHP method,some contradictions often exist when one applies standard deviation to measure experts’ divergence.This paper analyzed the irrationality of this phenomenon.Then methods are put forward to improve the measure of experts’ divergence.展开更多
文摘The paper analyses the two methods in grey systematical analysis,i.e., clearness function and grey relation coefficient . The authors analyse the mistakes existing in the procession of constructing of clearness function and the problems existing in the comprehensive evaluation by using grey relation coefficient .
文摘In the construction of weights using Delph AHP method,some contradictions often exist when one applies standard deviation to measure experts’ divergence.This paper analyzed the irrationality of this phenomenon.Then methods are put forward to improve the measure of experts’ divergence.