A Novel Approach for Blast-Induced Flyrock Prediction Based on Imperialist Competitive Algorithm and Artificial Neural Network

Table 4

Proposed equations and their performance.

Model input	Equation	Model performance
		𝑅^2	RMSE
Powder factor	Flyrock = 191.11∗𝐸^1.059	0.565	31.935
Maximum charge per delay	Flyrock = 0.883∗𝐷^0.986	0.544	34.095