Performance of constant modulus adaptive digital filters for interference cancellation. - O. W. Kwon; C. K. Un; J. C. Lee (Signal Process., 1992)

Performance of HMM-based speech recognizers with discriminative state-weights. - O. W. Kwon; C. K. Un (Speech Commun., 1996)

Discriminative weighting of HMM state-likelihoods using the GPD method. - O. W. Kwon; C. K. Un (IEEE Signal Process. Lett., 1996)

Modeling acoustic transitions in speech by modified hidden Markov models with state duration and state duration-dependent observation probabilities. - Y. K. Park; C. K. Un; O. W. Kwon (IEEE Trans. Speech Audio Process., 1996)