Research Article
Mine Microseismic Signal Denoising Based on a Deep Convolutional Autoencoder
Table 1
Comparison of different denoising methods.
| SNR levels (dB) | WT | EEMD | Our method | SNR | CCR | RMSE | SNR | CCR | RMSE | SNR | CCR | RMSE |
| −6 | 0.35 | 0.54 | 15.14 | 0.72 | 0.58 | 14.23 | 3.59 | 0.70 | 9.38 | −5 | 0.94 | 0.59 | 13.73 | 1.29 | 0.61 | 13.15 | 4.27 | 0.73 | 8.13 | −4 | 1.72 | 0.64 | 12.25 | 1.91 | 0.65 | 11.76 | 5.27 | 0.77 | 7.25 | −3 | 2.42 | 0.69 | 11.02 | 2.74 | 0.72 | 10.99 | 5.93 | 0.79 | 6.84 | −2 | 3.01 | 0.74 | 9.77 | 3.50 | 0.78 | 9.44 | 6.68 | 0.82 | 6.24 | −1 | 3.89 | 0.78 | 8.94 | 4.26 | 0.80 | 8.12 | 7.19 | 0.84 | 6.06 | 0 | 4.25 | 0.80 | 8.16 | 4.98 | 0.82 | 7.59 | 7.75 | 0.87 | 5.74 | 1 | 5.01 | 0.81 | 7.65 | 5.78 | 0.84 | 7.02 | 8.36 | 0.89 | 5.45 | 2 | 5.73 | 0.84 | 6.99 | 6.38 | 0.85 | 6.67 | 8.94 | 0.91 | 5.04 | 3 | 6.52 | 0.86 | 6.54 | 7.43 | 0.87 | 6.08 | 9.35 | 0.92 | 4.80 | 4 | 7.24 | 0.90 | 5.98 | 8.20 | 0.91 | 5.36 | 9.82 | 0.93 | 4.38 | 5 | 8.16 | 0.91 | 5.37 | 8.89 | 0.92 | 5.11 | 10.53 | 0.93 | 3.91 | 6 | 8.93 | 0.92 | 5.03 | 9.33 | 0.93 | 4.93 | 11.23 | 0.95 | 3.54 | 7 | 9.47 | 0.93 | 4.84 | 9.97 | 0.94 | 4.26 | 12.01 | 0.95 | 2.99 | 8 | 10.55 | 0.94 | 4.37 | 10.65 | 0.95 | 4.18 | 12.87 | 0.96 | 2.27 |
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