Adaptive lattice noise canceller and optimal step size. - Heping Ding; Chong-Zhi Yu (ICASSP, 1986)

Text independent speaker identification using fuzzy mathematical algorithm. - Zhong-Xuan Yuan; Chong-Zhi Yu; Yuan Fang (ICASSP (2), 1993)

A kind of fuzzy-neural networks for text-independent speaker identification. - Yuan Zhing-Xuan; Bo-Ling Xu; Chong-Zhi Yu (ICASSP, 1996)

Binary quantization of feature vectors for robust text-independent speaker identification. - Zhong-Xuan Yuan; Bo-Ling Xu; Chong-Zhi Yu (IEEE Trans. Speech Audio Process., 1999)