From: Accuracy of depolarization and delay spread predictions using advanced ray-based modeling in indoor scenarios
Lambertian
αr = 2
αr = 3
αr = 4
S Error
S = 0.2
6.5
6.3
5.7
5.8
6.1
S = 0.3
6.2
5.4
5.5
S = 0.4
6.6
5
4.8
Pattern error
5.9