Fig. 13From: Efficient multichannel acoustic echo cancellation using constrained tap selection schemes in the subband domainNumber of taps \(\mathcal {L}_{r}(k,\ell)\) updated in the different sub-filters in every frame for the (a) centre, (b) front left, (c) front right, (d) side left and (e) side right channels when using the DEA tap selection scheme for Q=0.2 for a 30-s segment of a 5-channel concert signalBack to article page