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Table 4 Mismatch between geometric measurements and signal measurements in terms of maximum (Max.), average (Avg.), and standard deviation (Std) of absolute mismatch in centimeters

From: dEchorate: a calibrated room impulse response dataset for echo-aware signal processing

 

Metrics

bIPS

dMDS

dcMDS

Geom.

Max.

0

6.1

1.07

 

Avg. ±Std.

0

1.8±1.4

0.39±0.2

Signal

Max.

5.86

1.20

1.86

 

Avg. ±Std.

1.85±1.5

0.16±0.2

0.41±0.3

Mismatch

GoM (0.5 ms)

97.9%

93.4%

98.1%

 

GoM (0.1 ms)

26.6%

44.8%

53.1%

 

GoM (0.05 ms)

12.5%

14.4%

30.2%

  1. The goodness of match (GoM) between the signal and geometrical measurements is reported as the fraction of matching echo timings for different thresholds in milliseconds