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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