A speech spectral estimator using adaptive speech probability density function. - Arata Kawamura; Weerawut Thanhikam; Youji Iiguni (EUSIPCO, 2010)

A speech enhancement method using adaptive speech PDF. - Weerawut Thanhikam; Arata Kawamura; Youji Iiguni (ISPACS, 2011)

Noise suppression based on replacement of zero phase signal. - Weerawut Thanhikam; Arata Kawamura; Youji Iiguni (ISPACS, 2011)

Speech Enhancement Based on Real-Speech PDF in Various Narrow SNR Intervals. - Weerawut Thanhikam; Arata Kawamura; Youji Iiguni (IEICE Trans. Fundam. Electron. Commun. Comput. Sci., 2012)

Stationary and Non-stationary Wide-Band Noise Reduction Using Zero Phase Signal. - Weerawut Thanhikam; Yuki Kamamori; Arata Kawamura; Youji Iiguni (IEICE Trans. Fundam. Electron. Commun. Comput. Sci., 2012)

Noise suppressor using zero phase signal and temporal accumulation technique. - Weerawut Thanhikam (ISPACS, 2013)