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Table 4 Results of the Friedman’s test for both tested attributes. The value p<0.01 indicates the significance of the results and χ 2 denotes the Friedman’s chi square statistic

From: Combination of MVDR beamforming and single-channel spectral processing for enhancing noisy and reverberant speech

 

S2, near

S2, far

R1, near

R1, far

Overall quality

χ 2

99.6

77.1

98.9

90.6

 

p

<0.01

<0.01

<0.01

<0.01

Amount of reverberation

χ 2

93.9

120.8

98.6

104.7

 

p

<0.01

<0.01

<0.01

<0.01