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

Table 6

Results for test functions.

Function	Desired optimal value of test function	GSA		GSA-BSA
		Obtained value of test function	Standard deviation	Obtained value of test function	Standard deviation
	0
	0
	0
	0
	0
	0
	0
	0
	0
	0
	0
	0
	0
	0
	0
	0
	1.0	0.9980		0.9980
	0.000308	0.000370		0.000364
	−1.0316	−1.0316		−1.0316
	0.3979	0.3979		0.3979
	3.0	3.0		3.0
	−3.8628	−3.8628		−3.8628
	−3.3224	−3.3852		−3.3852
	−10.1532	−10.1532		−10.1532
	−10.4029	−10.4029		−10.4029
	−10.5364	−10.5364		−10.5364