Discriminative training of hidden Markov models using overall risk criterion and reduced gradient method. - Kyungmin Na; Bumki Jeon; Dong-Il Chang; Soo-Ik Chae; Souguil Ann (EUROSPEECH, 1995)

A fast encoding algorithm for vector quantization. - SeongJoon Baek; Bumki Jeon; Koeng-Mo Sung (IEEE Signal Process. Lett., 1997)

Filtering of a Dissonant Frequency Based on Improved Fundamental Frequency Estimation for Speech Enhancement. - Bumki Jeon; Sangki Kang; Seong-Joon Baek; Koeng-Mo Sung (IEICE Trans. Fundam. Electron. Commun. Comput. Sci., 2003)