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Table 8 Word accuracy for one-stage dereverberation and denoising (%)

From: Dereverberation and denoising based on generalized spectral subtraction by multi-channel LMS algorithm using a small-scale microphone array

SNR CMN only CMN with GSS-based noise reduction One-stage dereverberation and denoising based on GSS
15dB 18.05 31.98 38.51
20dB 29.61 39.79 46.09
25dB 37.57 42.49 51.37
30dB 41.53 44.98 54.10
Ave. 31.69 39.81 47.52
  1. Delay-and-sum beamforming was performed for all methods