First-Arrival Picking for Microseismic Monitoring Based on Deep Learning

Figure 18

The first trace signal of the actual microseismic record profile shown in Figure 17 and its intermediate features extracted by the UNet++. (a) The first trace signal of the actual microseismic record profile shown in Figure 17. (b) Intermediate features of the signal extracted by C3 layer. (c) Intermediate features of the signal extracted by C5 layer.