A voice activity detector employing soft decision based noise spectrum adaptation. - Jongseo Sohn; Wonyong Sung (ICASSP, 1998)

A low resolution pulse position coding method for improved excitation modeling of speech transition. - Jongseo Sohn; Wonyong Sung (ICASSP, 1999)

A statistical model-based voice activity detection. - Jongseo Sohn; Nam Soo Kim; Wonyong Sung (IEEE Signal Process. Lett., 1999)

Variable dimensional algebraic CELP coding of prototype waveforms. - Jongseo Sohn; Wonyong Sung (ICASSP, 2000)

A codebook shaping method for perceptual quality improvement of CELP coders. - Jongseo Sohn; Suhong Ryu; Wonyong Sung (ISCAS (2), 2001)