Estimating the Compressive Strength of Cement-Based Materials with Mining Waste Using Support Vector Machine, Decision Tree, and Random Forest Models

Table 2

Statistical analysis of these variables in the dataset.

Dataset	Variables	Mean	Std
Training dataset (the number of data points is 100)	Solid mining waste to cement ratio (%)	70.14	1.61
	Fine sand ratio (%)	11.15	7.24
	Solid mining waste to water ratio (%)	6.92	2.16
	Curing time (d)	33.53	21.14
Testing dataset (the number of data points is 44)	Solid mining waste to cement ratio	69.68	1.65
	Fine sand ratio	11.48	7.73
	Solid mining waste to water ratio	7.18	2.39
	Curing time	27.43	22.64