From: Speech improvement in noisy reverberant environments using virtual microphones along with proposed array geometry
SNR=
20 dB
10 dB
5 dB
WPE(USMA)
0.16
0.15
0.10
BF(USMA)
0.30
0.32
0.29
WPE+BF(USMA)
0.35
0.36
WPE(UCMA)
0.13
0.11
0.09
BF(UCMA)
0.19
0.14
WPE+BF(UCMA)
0.21
0.17
Proposed
0.68
1.17
1.14