Extended Research on Grey Target Decisions for a Variable Target Centre Based on Decision Maker Preferences

Table 2

Sums of deviations of TCDs normalised by different methods.

	Min-max method	Vector method	Linear proportional method	Linear method
za	2.2917	0.9776	2.2917	0.3374
zdd	2.2917	0.8084	1.9643	0.2709
zds	3.3750	1.9744	3.3750	0.8710