Table 2 Values of the instrumental speech quality measures obtained on the simulated data

SRMR [dB]

3.68

4.42

4.39

4.22

5.01

4.97

CD [dB]

3.98

3.64

3.58

3.81

3.48

3.41

LLR

0.58

0.58

0.57

0.59

0.61

0.6

FWSSNR [dB]

3.62

5.76

5.92

4.56

7.1

7.26

PESQ

1.48

1.66

1.67

1.84

2.03

2.05

S1, near

SRMR [dB]

4.5

4.97

4.95

6.39

7.21

7.16

CD [dB]

1.99

2.27

2.22

2.47

2.65

2.59

LLR

0.35

0.4

0.39

0.37

0.46

0.45

FWSSNR [dB]

8.12

9.29

9.52

10.26

10.28

10.55

PESQ

2.14

2.39

2.4

2.79

2.84

2.86

S1, far

SRMR [dB]

4.58

5.16

5.13

5.05

5.76

5.72

CD [dB]

2.67

2.81

2.77

2.81

2.9

2.84

LLR

0.38

0.44

0.44

0.39

0.46

0.45

FWSSNR [dB]

6.68

8.29

8.48

8.38

9.69

9.93

PESQ

1.61

1.71

1.71

2.01

2.12

2.14

S2, near

SRMR [dB]

3.74

4.55

4.52

3.45

3.97

3.95

CD [dB]

4.63

3.89

3.84

3.78

3.15

3.09

LLR

0.49

0.47

0.46

0.51

0.53

0.52

FWSSNR [dB]

3.35

6.03

6.19

2.93

7.01

7.07

PESQ

1.4

1.72

1.73

2.12

2.55

2.57

S2, far

SRMR [dB]

2.97

3.84

3.81

2.78

3.49

3.46

CD [dB]

5.21

4.68

4.62

4.75

4.16

4.09

LLR

0.75

0.72

0.71

0.77

0.73

0.72

FWSSNR [dB]

1.04

3.44

3.56

0.6

4.27

4.3

PESQ

1.19

1.27

1.28

1.33

1.52

1.53

S3, near

SRMR [dB]

3.57

4.41

4.39

4.52

5.52

5.47

CD [dB]

4.38

3.73

3.67

4.19

3.61

3.53

LLR

0.65

0.64

0.62

0.65

0.65

0.64

FWSSNR [dB]

2.27

4.84

4.97

3.81

6.88

7.07

PESQ

1.37

1.65

1.66

1.59

1.87

1.88

S3, far

SRMR [dB]

2.73

3.6

3.57

3.14

4.1

4.04

CD [dB]

4.96

4.46

4.38

4.86

4.41

4.32

LLR

0.84

0.82

0.79

0.83

0.82

0.8

FWSSNR [dB]

0.24

2.7

2.81

1.4

4.5

4.66

PESQ

1.17

1.24

1.24

1.22

1.3

1.31