Analysis of the Main Factors Influencing the Dominant Frequency of Blast Vibration

Table 4

Fitting equation of the dominant frequency in 3# massif.

Equation	Blastholes	X-direction		Y-direction		Vertical
		Equation	Correlation coefficient	Equation	Correlation coefficient	Equation	Correlation coefficient
(17)	Single		r^2 = 0.660		r^2 = 0.643		r^2 = 0.642
	Multiple		r^2 = 0.733		r^2 = 0.698		r^2 = 0.689