Fig. 4

Log power spectrum of a speech frame of ‘FAK_1B.08’ utterance from test set A of Aurora 2 task contaminated with subway noise at 0 and 10 dB SNRs in logarithmic scale
Log power spectrum of a speech frame of ‘FAK_1B.08’ utterance from test set A of Aurora 2 task contaminated with subway noise at 0 and 10 dB SNRs in logarithmic scale