Skip to main content

Table 3 Beamformer cross-density probabilistic directivity index (Eq. 35) performance (dB)

From: Spherical harmonic covariance and magnitude function encodings for beamformer design

Row: PDI / Col: BF

MVDR

MVDR

GRQ

GRQ

(fA,fR)

(D, U)

(D, X*)

(X, U)

(X, X*)

(Dirac, Uniform)

9.53

9.09

8.11

3.46

(Dirac, XTC*)

8.15

8.57

7.7

4.63

(XTC, Uniform)

2.14

2.15

2.67

2.19

(XTC, XTC*)

0.756

1.64

2.26

3.36