Establishment of an Aggregation Model Associated with Instrument Interface Design Based on Kansei Factors of Electric Vehicle Drivers

Table 7

Weight and ranking of criteria.

Criteria	Upper-level item	Weight fuzzy value of the criteria			Defuzzification	Ranking
KW1	Easy to Recognize	0.2860	0.3299	0.3643	0.3268	1
KW2	Concise and displaying-visual	0.1857	0.2159	0.2395	0.2137	2
KW3	Striking	0.1601	0.1485	0.1377	0.1488	4
KW4	Distinct difference between the primary and secondary part	0.2380	0.2012	0.1725	0.2039	3
KW5	Futuramic	0.0819	0.0673	0.0566	0.0686	5
KW6	Artless	0.0482	0.0372	0.0294	0.0383	6