Jointly optimized error feedback and realization for roundoff noise minimization in two-dimensional state-space digital filters. - Takao Hinamoto; Keisuke Higashi; Wu-Sheng Lu (ICASSP (3), 2003)

Roundoff noise minimization in two-dimensional state-space digital filters using error feedback. - Takao Hinamoto; Keisuke Higashi; Wu-Sheng Lu (ISCAS (4), 2003)

Separate/joint optimization of error feedback and coordinate transformation for roundoff noise minimization in two-dimensional state-space digital filters. - Takao Hinamoto; Keisuke Higashi; Wu-Sheng Lu (IEEE Trans. Signal Process., 2003)