ANN Approach for State Estimation of Hybrid Systems and Its Experimental Validation

Table 3

Performance measure of the state estimators under process–model parameter mismatch.

Mismatch factor	Estimator	ISE1	ISE2	ISE3	Est. Time
	EKFSE	0.9079	1.0908	0.8325	0.0216
	UKFSE	0.9185	1.0931	0.8336	0.1566
	ANNSE	0.0964	0.0898	0.0071	0.1120
	EKFSE	0.1454	0.1244	0.1106	0.0252
	UKFSE	0.1479	0.1280	0.1117	0.1147
	ANNSE	0.0696	0.0581	0.0071	0.0948
	EKFSE	0.7945	0.8994	0.6773	0.0250
	UKFSE	0.7983	0.9022	0.6798	0.0946
	ANNSE	0.1083	0.0866	0.0071	0.0664
	EKFSE	0.2521	0.2454	0.2303	0.0215
	UKFSE	0.2634	0.2533	0.2314	0.1609
	ANNSE	0.0690	0.0561	0.0070	0.1228
	EKFSE	0.9246	1.0577	0.8327	0.0214
	UKFSE	0.9341	1.0669	0.8328	0.1796
	ANNSE	0.0954	0.1045	0.0071	0.1170
	EKFSE	0.7267	0.8531	0.6458	0.0235
	UKFSE	0.7387	0.8552	0.6420	0.0961
	ANNSE	0.0894	0.1096	0.0071	0.0717