Multi-band spectral subtraction based zoom-noise suppression for digital cameras. - Kwang Myung Jeon; Nam In Park; Hong Kook Kim; Myung Kyu Choi; Kwang-il Hwang (ICCE, 2013)

Mechanical noise suppression based on non-negative matrix factorization and multi-band spectral subtraction for digital cameras. - Kwang Myung Jeon; Nam In Park; Hong Kook Kim; Myung Kyu Choi; Kwang-il Hwang (IEEE Trans. Consumer Electron., 2013)

An MDCT-domain audio denoising method with a block switching scheme. - Kwang Myung Jeon; Nam In Park; Hong Kook Kim; Myung Kyu Choi; Kwang-il Hwang (IEEE Trans. Consumer Electron., 2013)

Single-channel speech enhancement based on non-negative matrix factorization and online noise adaptation. - Kwang Myung Jeon; Chan Jun Chun; Woo Kyeong Seong; Hong Kook Kim; Myung Kyu Choi (INTERSPEECH, 2014)

Conversion of nearly monaural audio to 5.1-channel audio for portable multimedia devices. - Chan Jun Chun; Seok Hee Jeong; Myung Kyu Choi; Hong Kook Kim; Myung J. Lee (ICCE, 2015)