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Table 2

p-values (Friedman test) for investigating the effect of source position on the ratings given to different BRIR sets for each perceptual attribute in Experiment 1 (Exp. 1) and Experiment 2 (Exp. 2). p-values indicating significant different ratings (p < 0.05) are depicted as bold numbers.

BRIR set Reverberance
Source width
Source distance
Source direction
Overall quality
Exp. 1 Exp. 2 Exp. 1 Exp. 2 Exp. 1 Exp. 2 Exp. 1 Exp. 2 Exp. 1 Exp. 2
V0/β0 0.058 0.034 0.015 0.526 0.748 0.666 0.145 0.231 0.581
V0 ± 15/β0 0.228 0.001 0.670 0.010 0.020 0.015 0.011 0.637 0.575
V0 ± 30/β0 0.032 0.286 0.017 0.409 0.050
V0/β−10 0.004 0.073 0.428 0.365 0.176 0.436 0.067 0.057 0.478
V0 ± 15/β−10 0.022 0.190 0.023 0.038 0.648 0.075 0.115 0.078 0.011
V0 ± 30/β−10 0.006 0.013 0.034 0.830 0.011
HTK 0.012 0.000 0.434 0.021 0.314 0.625 0.050 0.138 0.335
HTS 0.002 0.002 0.393 0.003 0.661 0.060 0.184 0.020 0.823