Advances in Civil Engineering

Research Article

Accurate Method for Picking Up the First Arrival Time of Microseismic Signals Based on Entropy Theory

Table 6

Pickup time error of different values of R.
 R
STA/LTA1.31.51.71.9
5/20 ms1.11.41.72.3
5/30 ms1.21.52.02.6
10/30 ms1.11.31.41.9