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Table 7

Comparison of estimated transmissivity (⁠/day) values in various zones using DE, GA, PSO, and CSO

Data set	Zone	True values (m²/d)	Estimated values using CSO (m²/d)	Absolute % error CSO	Estimated values using PSO (m²/d)	Absolute % error PSO	Estimated values using DE (m²/d)	Absolute % error DE	Estimated values using GA (m²/d)	Absolute % error GA
Data set 1	1	150	149.99	0.01	149.99	0.01	149.97	0.02	149.23	0.51
	2	150	149.98	0.01	149.98	0.01	149.98	0.01	149.37	0.42
	3	50	49.98	0.03	49.90	0.20	49.96	0.08	49.34	1.32
	4	150	149.97	0.02	149.89	0.07	149.95	0.03	149.85	0.10
	5	50	49.97	0.06	50.10	0.20	49.96	0.08	49.95	0.10
	6	15	14.99	0.09	14.97	0.19	14.96	0.27	14.92	0.53
	7	50	49.98	0.04	49.98	0.04	49.97	0.06	49.48	1.04
	8	15	14.98	0.16	14.97	0.18	14.97	0.20	14.64	2.40
	9	5	4.99	0.20	4.99	0.28	4.94	1.20	4.73	5.40
Data set 2: μ = 0, σ = 1	1	150	148.93	0.71	148.79	0.81	149.14	0.57	148.712	0.86
	2	150	149.48	0.35	148.94	0.71	148.92	0.72	149.03	0.65
	3	50	49.16	1.68	49.22	1.56	49.24	1.52	49.31	1.38
	4	150	149.07	0.62	148.91	0.73	148.74	0.84	148.36	1.09
	5	50	49.13	1.74	49.09	1.82	49.26	1.48	49.18	1.64
	6	15	14.43	3.80	14.20	5.33	14.61	2.60	13.975	6.83
	7	50	48.98	2.04	49.18	1.64	48.52	2.96	49.27	1.46
	8	15	14.66	2.27	14.37	4.20	14.67	2.20	14.16	5.60
	9	5	4.72	5.60	4.49	10.20	4.48	10.40	4.37	12.60

Data set	Zone	True values (m²/d)	Estimated values using CSO (m²/d)	Absolute % error CSO	Estimated values using PSO (m²/d)	Absolute % error PSO	Estimated values using DE (m²/d)	Absolute % error DE	Estimated values using GA (m²/d)	Absolute % error GA
Data set 1	1	150	149.99	0.01	149.99	0.01	149.97	0.02	149.23	0.51
	2	150	149.98	0.01	149.98	0.01	149.98	0.01	149.37	0.42
	3	50	49.98	0.03	49.90	0.20	49.96	0.08	49.34	1.32
	4	150	149.97	0.02	149.89	0.07	149.95	0.03	149.85	0.10
	5	50	49.97	0.06	50.10	0.20	49.96	0.08	49.95	0.10
	6	15	14.99	0.09	14.97	0.19	14.96	0.27	14.92	0.53
	7	50	49.98	0.04	49.98	0.04	49.97	0.06	49.48	1.04
	8	15	14.98	0.16	14.97	0.18	14.97	0.20	14.64	2.40
	9	5	4.99	0.20	4.99	0.28	4.94	1.20	4.73	5.40
Data set 2: μ = 0, σ = 1	1	150	148.93	0.71	148.79	0.81	149.14	0.57	148.712	0.86
	2	150	149.48	0.35	148.94	0.71	148.92	0.72	149.03	0.65
	3	50	49.16	1.68	49.22	1.56	49.24	1.52	49.31	1.38
	4	150	149.07	0.62	148.91	0.73	148.74	0.84	148.36	1.09
	5	50	49.13	1.74	49.09	1.82	49.26	1.48	49.18	1.64
	6	15	14.43	3.80	14.20	5.33	14.61	2.60	13.975	6.83
	7	50	48.98	2.04	49.18	1.64	48.52	2.96	49.27	1.46
	8	15	14.66	2.27	14.37	4.20	14.67	2.20	14.16	5.60
	9	5	4.72	5.60	4.49	10.20	4.48	10.40	4.37	12.60