From: An MMSE graph spectral magnitude estimator for speech signals residing on an undirected multiple graph
PESQ
Input SNR
Graph models
−15 dB
−10 dB
−5 dB
0 dB
5 dB
GMMSE-GKSO
1.028
1.283
1.058
1.465
1.420
GMMSE-GL
0.984
1.128
1.408
1.798
2.109
GMMSE-KGL
0.995
1.162
1.532
1.934
2.277