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

Table 7

Fitting equation of the dominant frequency in 5# massif.

Equation	Blastholes	X-direction		Y-direction		Vertical direction
		Formula	Correlation coefficient	Formula	Correlation coefficient	Formula	Correlation coefficient
(17)	Single		r^2 = 0.740		r^2 = 0.774		r^2 = 0.642
	Multiple		r^2 = 0.794		r^2 = 0.797		r^2 = 0.726