Table 1 Fourfold cross-validation errors for far-field speaker responses (mean, variance, 10 trials)
From: Spherical harmonic covariance and magnitude function encodings for beamformer design
Method | NRMSE | NRMSIE |
|---|---|---|
TSVD: P=5 [14] | 0.249±0.0047 | 0.27±0.00455 |
TSVD: P=6 | 0.238±0.0067 | 0.252±0.00676 |
TSVD: P=7 | 0.246±0.00981 | 0.256±0.0102 |
TSVD: P=12 | 0.66±0.161 | 0.694±0.177 |
RBF: Sinc [19] | 0.944±0.103 | 0.954±0.109 |
RBF: \(\bf {K_{\frac {1}{2}}}\) | 0.22±0.0104 | 0.221±0.011 |
RBF: \(K_{\frac {3}{2}}\) | 0.233±0.01 | 0.244±0.0104 |
RBF: \(K_{\frac {5}{2}}\) | 0.223±0.0162 | 0.229±0.0172 |
RBF: K∞ | 0.343±0.0388 | 0.352±0.04 |