Optimising the Selection of Input Variables to Increase the Predicting Accuracy of Shear Strength for Deep Beams

Table 8

A comparison between the suggested models’ efficiency in the presence of GAITH.

Model	Distribution of data in terms of relative error for each model
	Training phase				Testing phase
	5%	10%	15%	20%	5%	10%	15%	20%
	81.67	95.00	96.67	99.44	32.61	57.61	72.83	83.70
	63.33	77.78	89.44	93.89	31.52	46.74	63.04	71.74
	26.67	45.56	61.11	70.56	19.57	38.04	50.00	61.96
	33.89	60.56	77.22	86.67	20.65	44.57	60.87	70.65
	82.22	95.56	97.22	99.44	33.70	62.78	77.91	86.78
	60.56	82.78	91.67	93.89	27.17	53.26	65.22	75.00
	25.56	45.00	61.67	70.56	19.57	38.04	52.17	61.96
	37.22	65.00	82.22	92.22	21.74	43.48	60.87	71.74
	80.56	93.89	97.78	99.44	30.43	60.87	77.17	85.87
	61.11	83.89	90.00	92.22	28.26	50.00	61.96	73.91
	27.22	45.56	60.00	71.67	21.74	39.13	48.91	63.04
	35.56	65.56	84.44	91.67	21.74	36.96	57.61	71.74
	66.67	91.11	97.22	98.89	33.70	60.87	78.26	85.87
	55.56	78.89	89.44	92.78	29.35	51.09	67.39	75.00
	25.00	41.11	61.11	72.78	18.48	40.22	51.09	63.04
	51.67	81.67	92.78	97.22	22.83	48.91	66.30	72.83
	23.33	42.22	61.67	75.00	16.30	39.13	52.17	68.48
	57.22	74.44	85.00	90.56	18.48	35.87	54.35	64.13
	16.11	33.33	43.33	56.11	14.13	29.35	42.39	57.61
	36.67	65.56	83.33	92.22	22.83	42.39	59.78	71.74