Audio Demonstrations
Yang, L. and Loizou, P. " A geometric approach to spectral subtraction," submitted to Speech Communication, May 2007.
Clean sentence Sentence embedded in +5 dB multi-talker babble Enhanced by traditional spectral subtraction (Eq. 5) Enhanced by smoothed spectral subtraction (Eq. 5 & Eq. 22) Enhanced by proposed GA algorithm (b=0.6) Clean sentence (sp21.wav) Sentence embedded in +5 dB multi-talker babble Enhanced by MMSE algorithm Enhanced by proposed GA algorithm (b=0.6)
Clean sentence
Sentence embedded in +5 dB multi-talker babble
Enhanced by traditional spectral subtraction (Eq. 5)
Enhanced by smoothed spectral subtraction (Eq. 5 & Eq. 22)
Enhanced by proposed GA algorithm (b=0.6)
Clean sentence (sp21.wav)
Enhanced by MMSE algorithm
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