Table 1 Mixture characteristics
Mixture | Mix. 1 | Mix. 2 | Mix. 3 |
|---|---|---|---|
TU Berlin | TU Berlin | TU Berlin | |
Reverberation time T R | 159 ms | 159 ms | 159 ms |
Distance between two sensors d | 3 cm | 3 cm | 3 cm |
Sampling rate f S | 11 kHz | 11 kHz | 11 kHz |
Number of speakers N | 2 | 3 | 4 |
Number of microphones M | 2 | 3 | 4 |
Distance between speaker i and array center | L1 = L2 = 0.9 m | L1 = L2 = L3 = 0.9 m | L1 = L2 = L3 = L4 = 0.9 m |
Angular position of the speaker i | θ1 = 50° | θ1 = 30° | θ1 = 25° |
θ2 = 115° | θ2 = 80° | θ2 = 80° | |
θ3 = 135° | θ3 = 130° | ||
θ4 = 155° | |||
Mean input SIR in [dB] | -0.1 dB | -3 dB | -5 dB |