QFD Based Benchmarking Logic Using TOPSIS and Suitability Index

Table 3

Weighted data for users’ preference.

Product	value; (glazing)	value; (total)	SHGC; (summer)	SHGC; (winter)	VT	CR	AT	Aesthetic	WS	WT	Preference and rank
	Distance; scale	Distance; scale	Distance; scale	Distance; scale	Distance; scale	Distance; scale	Distance; scale	Ordinal; scale ()	Ordinal; scale ()	Binary; scale
Max	4.2	10.0	1.5	1.5	1.5	1.5	4.2	1.5	4.2	4.2
Min	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0
1	3.5	8.0	1.0	0.5	0.5	0.3	2.8	0.8	4.2	4.2	0.75	2
2	3.2	7.3	0.9	0.6	0.6	0.2	2.1	1.1	4.2	4.2	0.71	3
3	3.0	6.6	1.0	0.5	0.8	0.6	1.4	1.5	0.0	4.2	0.57	7
4	3.3	7.5	1.0	0.5	0.7	0.7	0.7	1.5	4.2	4.2	0.71	3
5	3.6	8.1	1.0	0.5	0.9	1.0	2.1	0.8	2.1	4.2	0.71	3
6	3.2	7.2	0.9	0.6	0.8	0.4	1.4	1.1	2.1	4.2	0.64	5
7	3.6	8.0	0.7	0.8	0.6	0.7	3.5	0.4	4.2	4.2	0.77	1
8	3.1	7.1	0.9	0.6	0.8	1.2	2.8	0.8	2.1	4.2	0.69	4
9	3.6	8.3	0.8	0.7	0.9	0.8	2.1	0.4	0.0	4.2	0.63	6
10	3.4	7.7	0.8	0.7	0.7	0.3	2.8	1.1	4.2	4.2	0.75	2

Product ID (): current solution; product ID (): benchmarking solution.