Comparative study of the generalized DFIIt structure and its equivalent state-space realization. - Zixue Zhao; Gang Li (ICASSP (2), 2003)

A generalized direct-form II transposed structure for IIR filter implementation with minimal roundoff noise gain. - Gang Li; Zixue Zhao; Jinxin Hao (ISCAS (4), 2003)

An DFII based structure for 2-D separable-denominator digital filters with very low L2-sensitivity measure. - Zixue Zhao; Gang Li; Tao Fang (ISCAS (3), 2004)

On the generalized DFIIt structure and its state-space realization in digital filter implementation. - Gang Li; Zixue Zhao (IEEE Trans. Circuits Syst. I Regul. Pap., 2004)

Roundoff noise analysis of two efficient digital filter structures. - Zixue Zhao; Gang Li; Jiong Zhou (ICASSP (4), 2005)

Efficient digital filter structures with minimum roundoff noise gain. - Zixue Zhao; Gang Li; Jiong Zhou (ISCAS (3), 2005)

Roundoff noise analysis of two efficient digital filter structures. - Zixue Zhao; Gang Li (IEEE Trans. Signal Process., 2006)

An Efficient State-Space Realization With Minimum Roundoff Noise Gain. - Zixue Zhao (IEEE Trans. Circuits Syst. I Regul. Pap., 2007)

Multi-target opinion words extraction. - Zixue Zhao; Shuaibo Li; Zhengpeng Li; Kejin Li; Jiansheng Wu (Appl. Intell., 2025)