Tracking analysis of a gradient-based adaptive IIR notch filter with constrained poles and zeros. - Yegui Xiao; Yoshihiro Takeshita; Katsunori Shida (EUSIPCO, 2000)

Tracking properties of a gradient-based second-order adaptive IIR notch filter with constrained poles and zeros. - Yegui Xiao; Yoshihiro Takeshita; Katsunori Shida (IEEE Trans. Signal Process., 2002)