1S.Doclo and M.Moonen,"GSVD-based optimal filtering for single and multimicrophone speech enhancement," IEEE Trans.SignalProcess.,vol.50,no.9,pp.2230-2244,Sep.2002.
2S.Doclo,"Multi-microphone noise reduction and dereverberation techniques for speech applications," Ph.D dissertation,Katholieke UniversiteitLeuven,Leuven,Belgium,2003.
3Y.Ephraim and H.L.Van Trees,"A signal subspace approach for speech enhancement," IEEE Trans.Speech Audio Process.,vol.3,no.4,pp.251-266,Jul.1995.
4K.Hermus,P.Wambacq,and H.Van hamme,"A review of signal sub-space speech enhancement and its application to noise robust speech recognition," EURASIP J.Adv.Signal Process.,vol.2007,pp.15-15,2007.
5Y.Hu and P.C.Loizou,"A subspace approach for enhancing speech corrupted by colored noise," IEEE Signal Process.Lett.,vol.9,no.6,pp.204-206,Jul.2002.