Table 7 Distance error (DE) in centimeters and angular error (AE) in degrees between ground truth and estimated room facets using each of the sound sources (#1 to #4) as a probe

West

0.74

8.99 ^∘

4.59

8.32 ^∘

5.89

5.75 ^∘

0.05

2.40^∘

East

0.81

0.08^∘

0.9

0.50 ^∘

69.51

55.70^∘

0.31

0.21 ^∘

South

3.94

16.0 8^∘

0.18

1.77 ^∘

14.37

18.55^∘

0.82

1.65^∘

North

1.34

0.76 ^∘

1.40

8.94 ^∘

0.63

0.17^∘

2.08

1.38 ^∘

Floor

5.19

1.76^∘

7.27

2.66 ^∘

7.11

2.02 ^∘

5.22

1.90 ^∘

Ceiling

1.16

0.28 ^∘

0.67

0.76 ^∘

0.24

1.16 ^∘

0.48

0.26^∘