Skip to main content

Advertisement

Table 2 The LSD of the proposed algorithm and the contrast algorithm

From: Multi-resolution auditory cepstral coefficient and adaptive mask for speech enhancement with deep neural network

Noise type SNR (dB) LSD (dB) Noise type SNR (dB) LSD (dB)
noisy speech Contrast1 Contrast2 Proposed algorithm noisy speech Contrast1 Contrast2 Proposed algorithm
Buccaneer1 10 14.81 6.98 4.47 4.12 hfchannel 10 13.35 6.29 3.97 3.97
5 16.73 7.80 4.72 4.62 5 15.11 7.06 4.50 4.49
0 18.63 8.71 5.29 5.21 0 16.92 8.07 5.05 4.98
− 5 20.35 10.37 7.19 7.12 − 5 18.54 8.99 5.95 5.94
Buccaneer2 10 16.43 7.77 4.95 4.43 Leopard 10 9.82 5.26 3.74 3.54
5 18.43 8.49 4.95 4.62 5 11.35 5.69 3.75 3.74
0 20.41 10.00 6.27 6.27 0 12.95 6.38 4.36 4.29
− 5 22.13 11.63 8.18 8.08 − 5 14.54 8.06 4.98 5.85
Babble 10 11.55 6.31 4.33 4.11 m109 10 11.76 5.71 5.80 3.61
5 13.27 7.31 5.04 4.67 5 13.43 6.57 6.57 4.03
0 14.95 8.95 6.41 6.14 0 15.16 7.28 7.22 4.43
− 5 16.43 11.63 8.95 9.36 − 5 16.78 8.20 8.04 5.24
Destroyerengine 10 13.06 6.30 4.03 4.03 Machinegun 10 6.17 2.89 3.65 2.80
5 14.87 7.12 4.41 4.24 5 7.42 3.04 4.22 3.01
0 16.67 7.90 4.71 4.68 0 8.61 4.63 4.67 3.39
− 5 18.27 9.00 5.42 5.41 − 5 9.35 5.32 5.32 3.96
Destroyerops 10 13.47 6.69 4.32 3.97 Pink 10 15.13 7.10 7.04 4.02
5 15.39 7.41 4.68 4.48 5 17.05 7.89 7.76 4.46
0 17.08 8.39 5.12 5.08 0 18.96 8.97 8.64 5.06
− 5 18.74 9.76 7.11 6.66 − 5 20.68 10.82 10.46 6.54
f16 10 13.57 6.42 3.94 3.88 Volvo 10 9.31 4.45 4.34 2.78
5 15.41 7.22 4.48 4.32 5 10.92 5.09 4.98 2.98
0 17.20 8.21 4.65 4.64 0 12.47 5.55 5.60 3.19
− 5 18.85 9.78 5.62 5.55 − 5 13.92 6.12 6.19 3.57
Factory1 10 13.72 6.94 4.51 4.14 White 10 16.95 7.82 8.07 4.52
5 15.56 7.67 4.73 4.68 5 18.98 8.93 9.10 5.29
0 17.37 9.09 5.95 5.94 0 20.99 10.27 6.75 6.67
− 5 18.85 11.91 14.12 8.93 − 5 22.80 11.70 8.60 8.23
Factory2 10 11.37 5.92 4.10 3.81 Street 10 9.92 7.19 6.75 5.85
5 13.01 6.59 4.55 4.42 5 11.46 9.93 9.23 8.27
0 14.72 7.72 5.07 4.99 0 13.31 11.78 10.41 9.69
− 5 16.32 9.25 6.07 6.07 − 5 15.67 12.50 11.48 10.53
Office 10 12.78 10.91 9.63 9.05 Average 10 12.54 6.53 5.16 4.27
5 14.85 13.03 12.73 11.59 5 14.30 7.40 5.79 4.82
0 16.41 15.14 14.67 13.48 0 16.05 8.51 6.40 5.67
− 5 17.25 16.03 15.89 14.43 − 5 17.55 9.95 8.09 7.08