Application of Fuzzy-Based Hybrid Taguchi Method for Multiobjective Optimization of Product Form Design

Table 5

Calculation of S/N ratios for different alpha levels.

Alpha level	Integration of reciprocals		S/N ratio (dB)
	Left	Right	Left	Right
0	1.306	9.729	15.450	5.116
0.100	1.383	7.968	15.169	6.188
0.200	1.468	6.694	14.878	7.120
0.300	1.562	5.734	14.574	7.945
0.400	1.667	4.986	14.257	8.683
0.500	1.782	4.389	13.926	9.353
0.600	1.912	3.902	13.579	9.965
0.700	2.057	3.499	13.214	10.529
0.800	2.222	3.159	12.830	11.052
0.900	2.409	2.871	12.425	11.539
1.000	2.623	2.623	11.996	11.996