Dynamic Reliability Design of Multicomponent Structure with Improved Weighted Regression Distributed Collaborative Surrogate Model Method

Table 4

Validation of fitting properties of IWRDCSMM with testing samples.

	Variables						LSDCSMM		WRDCSMM		IWRDCSMM
	(m/s)	(×10^6 Pa)	(×10^5 Pa)	(K)	(kg/m^3)	(rad/s)	Values (×10^−3 m)	(×10^−4 m)	Values (×10^−3 m)	(×10^−5 m)	Values (×10^−3 m)	(×10^−5 m)
Testing samples	157.05	1.951	5.757	1164.00	8448.81	1184.11	2.589	4.487	2.147	0.628	2.146	0.588
	154.83	1.970	6.031	1225.74	8523.42	1111.23	2.625	3.975	2.213	1.511	2.220	0.827
	160.83	1.914	5.700	1200.30	8581.81	1234.57	2.688	4.501	2.233	0.499	2.237	0.019
	149.95	2.073	5.906	1228.32	8643.45	1178.51	2.638	4.245	2.256	4.166	2.255	2.123
	162.82	2.102	6.103	1136.16	8481.25	1116.84	2.576	5.071	2.077	0.846	2.087	0.871
	161.05	2.104	6.069	1223.94	8494.23	1233.17	2.723	4.678	2.266	1.046	2.273	1.259
	165.71	1.943	5.743	1195.92	8555.86	1119.64	2.658	4.818	2.173	0.311	2.164	0.876
	159.94	1.886	5.863	1168.98	8503.96	1105.62	2.607	4.952	2.125	1.327	2.126	1.263
	151.06	2.099	5.901	1171.08	8400.15	1150.48	2.575	4.187	2.143	1.339	2.135	1.162
	147.51	2.032	5.925	1154.40	8666.16	1170.10	2.538	3.995	2.142	0.341	2.142	0.409
	149.51	1.893	5.652	1166.16	8529.91	1237.37	2.576	4.018	2.181	0.726	2.191	0.743
	162.38	1.934	5.944	1170.42	8484.49	1200.93	2.641	4.625	2.168	1.012	2.168	1.050
	165.93	2.006	5.772	1174.08	8465.03	1136.46	2.635	4.982	2.143	0.673	2.131	0.528
	161.49	2.094	5.776	1258.62	8422.86	1188.32	2.696	3.895	2.291	1.656	2.291	1.059
	153.72	2.051	5.815	1193.52	8559.11	1179.91	2.627	4.260	2.201	0.038	2.198	0.256
	155.94	1.900	5.805	1164.12	8487.74	1231.77	2.620	4.472	2.176	0.308	2.184	1.090
	163.93	1.986	5.935	1225.38	8546.13	1144.87	2.681	5.462	2.229	9.395	2.225	8.491
	161.94	2.020	6.084	1263.90	8490.98	1161.69	2.672	3.681	2.286	1.766	2.300	0.414
	155.72	2.044	5.853	1155.84	8682.38	1109.83	2.587	4.784	2.115	0.639	2.118	0.921
	169.04	2.027	5.997	1165.62	8640.21	1157.488	2.659	5.171	2.149	0.697	2.138	0.384
Absolute errors	Maximum,							5.462		9.395		8.491
	Minimum,							3.681		0.038		0.019
	Mean,							4.513		1.446		1.167
Fitting time (s)								4.278		0.673		0.673