Bayesian sequential estimation applied to three-microphone tube data with circumferential sensors extends valid frequency range for porous media characteristic impedance and propagation coefficient by handling observed phase discontinuities.
Mic 2,Lis the distance from the front surface of the porous material to Mic 2, andZ 0 is the characteristic impedance of air
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Bayesian characterization of porous media using three-microphone tube method in extended frequency ranges
Bayesian sequential estimation applied to three-microphone tube data with circumferential sensors extends valid frequency range for porous media characteristic impedance and propagation coefficient by handling observed phase discontinuities.