Design of Digital IIR Filter with Conflicting Objectives Using Hybrid Gravitational Search Algorithm

Table 5

Multimodal test functions with small dimensional variables.

Name	Functions	Dimension	Search range
Foxholes		2
Kowalik		4
Six-hump Camel-back		2
Branin		2	,
Goldstien-price		2
Hartman-1		4
Hartman-2		6
Shekel’s-1		4
Shekel’s-2		4
Shekel’s-3		4