Dimensional Learning Strategy-Based Grey Wolf Optimizer for Solving the Global Optimization Problem

Table 1

Benchmark functions.

Function name	Expression	Dim	Range
Sphere		30		0
Schwefel’s problem 2.22		30		0
Schwefel’s problem 1.2		30		0
Schwefel’s problem 2.21		30		0
Rosenbrock		30		0
Step		30		0
Noisy quartic		30		0
Schwefel’s problem 2.26		30		−12569.5
Rastrigin		30		0
Ackley		30		0
Griewank		30		0
Penalized 1		30		0
Penalized 2		30		0
Shekel’s Foxholes function		2		0.998
Kowalik’s function		4		0.003
Six-hump camel back		2		−1.0316
Branin		2		0.398
Goldstein–Price function		2		3.00
	Hartmann 1					3		−3.86
Hartmann 2		6		−3.32
Shekel 1		4		−10.1532
Shekel 2		4		−10.4028
Shekel 3		4		−10.5363