A Novel Tournament Selection Based Differential Evolution Variant for Continuous Optimization Problems

Table 2

Test benchmark function.

Function	Name of function (type)	Equation	Search space	Optima
	Sphere model; (separable, multimodal)			0
	Axis parallel hyperellipsoid; (separable, unimodal)			0
	Schwefel’s problem 1.2; (nonseparable, unimodal)			0
	Rosenbrock’s valley; (nonseparable, unimodal)			0
	Rastrigin’s function; (Separable, Multimodal)			0
	Griewank’s function; (nonseparable, multimodal)			0
	Sum of different power; (nonseparable, multimodal)			0
	Ackley’s path function; (nonseparable, multimodal)			0
	Levy function; (separable, multimodal)			0
	Zakharov function; (nonseparable, multimodal)			0
	Schwefel’s problem 2.22; (nonseparable, unimodal)			0
	Step function; (separable, unimodal)			0
	De Jong’s function-4 (no noise); (separable, unimodal)			0
	Alpine function; (separable, multimodal)			0
	Levy and Montalvo Problem; (separable, multimodal)			0
	Neumaier 2 Problem; (separable, unimodal)			0
	Cosine Mixture; (separable, multimodal)
	Cigar; (separable, multimodal)			0
	Function “15”; (separable, multimodal)			0
	Ellipse Function; (separable, unimodal)			0
	Tablet Function; (separable, unimodal)			0
	Schewel; (separable, multimodal)			0
	Deflected corrugated spring; (separable, multimodal)			0
	Mishra 1 global optimization problem; (nonseparable, multimodal)			2
	Mishra 2 global optimization problem; (nonseparable, multimodal)			2
	MultiModal global optimization problem; (separable, multimodal)			0
	Quintic global optimization problem; (separable, multimodal)
	Stochastic global optimization problem; (separable, multimodal)			0
	Stretched V global optimization problem; (nonseparable, multimodal)			0
	XinSheYang; (nonseparable, multimodal)			0