Recognition of Lexical tones for isolated syllables and disyllables in Mandarin speech. - Wu-Ji Yang; Jyh-Chyang Lee; Yueh-Chin Chang; Hsiao-Chuan Wang (Int. J. Pattern Recognit. Artif. Intell., 1988)

Hidden Markov model for Mandarin lexical tone recognition. - Wu-Ji Yang; Jyh-Chyang Lee; Yueh-Chin Chang; Hsiao-Chuan Wang (IEEE Trans. Acoust. Speech Signal Process., 1988)

Finite register length effects in a hidden Markov model speech recognizer. - Wu-Ji Yang; Hsiao-Chuan Wang (Speech Commun., 1990)