computational quality assessment of hrtfs - Laboratory of ...

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Logarithmic magnitude in dB
Linear magnitude, DEV = 0.1558
20
40
20
0
1.5
1
0.5
54 subj, elev = 0, az = 0, left
10 3 10 4
Frequency scale in Hz
54 subj, elev = 0, az = 0, left
0
0 5 10 15 20
Frequency scale in Bark
Logarithmic magnitude in dB
Linear magnitude, DEV = 0.08521
20
40
20
0
1.5
1
0.5
54 subj, elev = 0, az = 0, right
10 3 10 4
Frequency scale in Hz
54 subj, elev = 0, az = 0, right
0
0 5 10 15 20
Frequency scale in Bark
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Elev = 90
Elev = 30
Elev = 0
Elev = 30
360
270
180
90
0
1 6 11 16 21 26 31 36 41 46 51
360
270
180
90
0
1 6 11 16 21 26 31 36 41 46 51
360
270
180
90
0
1 6 11 16 21 26 31 36 41 46 51
360
270
180
90
0
1 6 11 16 21 26 31 36 41 46 51
Test person number
DEVs < 0.2, (subjects 1 - 55, azimuths = 0 - 360), right ears
360
270
180
90
Elev = 60
0
1 6 11 16 21 26 31 36 41 46 51
360
270
180
90
0
1 6 11 16 21 26 31 36 41 46 51
360
270
180
90
0
1 6 11 16 21 26 31 36 41 46 51
Test person number
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Elev = 15
Elev = 15
Median of DEVs per elevation
Median of DEVs per azimuth
Median of DEVs per subject
0.8
0.6
0.4
0.2
0
0.8
0.6
0.4
0.2
0.8
0.6
0.4
0.2
0
a) Median of DEVs per elevation angle (subjects 1 55, elevs = 90 30, az = 0 360), right ears
90 60 30 15 0 15 30
b) Median of DEVs per azimuth angle (subjects 1 55, elevs = 90 30, az = 0 360), leftright ear values
0 10 20 30 40 50 60 70 80 90 100110120130140150160170180190200210220230240250260270280290300310320330340350360
c) Median of DEVs per test subject (subjects 1 55, elevs = 90 30, az = 0 360), leftright ear values
1 2 3 4 5 6 7 8 9 10111213141516171819202122232425262728293031323334353637383940414243444546474849505152535455
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