Pseudodynamic Bearing Capacity Analysis of Shallow Strip Footing Using the Advanced Optimization Technique “Hybrid Symbiosis Organisms Search Algorithm” with Numerical Validation

Table 4

Comparison of seismic bearing capacity coefficient (N_γe) obtained by different standard algorithms.

Φ	kh	DE	PSO	ABC	HS	BSA	ABSA	SOS	HSOS
(a) 2c/γB0 = 0.25, Df/B0 = 0.5, and k = kh/2
20°	0.1	11.54	11.771	11.255	11.62	11.25	11.284	11.248	11.247
	0.2	8.714	8.524	8.11	8.73	8.1	8.51	8.02	8.01
30°	0.1	34.681	34.854	34.535	34.942	34.53	34.591	34.53	34.529
	0.2	24.514	24.641	24.319	24.43	24.319	24.361	24.32	24.314
40°	0.1	138.90	139.12	138.85	139.54	138.83	138.99	138.9	138.82
	0.2	94.768	95.546	94.78	94.89	94.77	94.82	94.77	94.766
(b) 2c/γB0 = 0.5, Df/B0 = 0.75, and k = kh/2
20°	0.1	16.46	16.363	16.359	16.512	16.37	16.45	16.361	16.359
	0.2	12.53	12.325	12.581	12.524	12.33	12.812	12.324	12.321
30°	0.1	46.91	46.579	46.942	46.76	46.59	46.751	46.575	46.573
	0.2	33.931	33.823	34.15	33.99	33.83	33.97	33.816	33.811
40°	0.1	174.76	174.68	174.691	174.93	174.67	174.81	174.69	174.65
	0.2	121.69	121.59	121.61	121.59	121.58	121.561	121.58	121.54