A Feature Weighted Fuzzy Clustering Algorithm Based on Multistrategy Grey Wolf Optimization

Table 1

Benchmark test functions.

Function	Dim	Formula	Range	Fmin
Sphere	30		[−100,100]	0
Schwefel 2.22	30		[−10,10]	0
Schwefel 1.2	30		[−100,100]	0
Schwefel 2.21	30		[−100,100]	0
Quartic	30		[−1.28,1.28]	0
Rastrigin	30		[−5.12,5.12]	0
Criewank	30		[−600,600]	0
Ackley	30		[−32,32]	0