Application of Low-Frequency Processing Method Based on VMD Algorithm in Blasting Signal Processing

Figure 8

Comparison of baseline calibration results of different methods. (a) The first random blasting signal processing results. (b) The second random blasting signal processing results. (c) The third random blasting signal processing result. (e)–(g) More examples.

(a)

(b)

(c)

(d)

(e)

(f)

(g)