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Clean 0 1 2 3 4 5 6 7 0 2000 4000 0 1 2 3 4 5 6 7 4000 Spectrogram Analysis 1 4000 Noisy input 0 1 2 3 4 5 6 7 0 2000 4000 s34 bgw k9n s14 priu4a s12 sgw pza s22 sbbz6a Example: 4 utterances/mixed at 3 dB Evaluation Result: Abs. improvement w.r.t.. noisy mixture data: 5.7 (dB) SDR, 9.6 (dB) SIR, 4.8 (dB) SNR, 2.9 (dB) SSNR. Results downloadable at http://cs.joensuu.fi/pages/saeidi/Sisec2011wavFiles.tar.gz 0 1 2 3 4 5 6 7 Noise 0 1 2 3 4 5 6 7 0 2000 4000 4000 0 1 2 3 4 5 6 7 Tim e (sec) Enhanced 0 1 2 3 4 5 6 7 0 2000 4000
