Title :
2-D quadratic filter implementation by a general-purpose nonlinear module
Author :
Sicuranza, Giovanni L. ; Venetsanopoulos, Anastasios N.
Author_Institution :
DEEI, Trieste Univ., Italy
Abstract :
It is shown that the general-purpose filtering module proposed recently by I. Pitas and A.N. Venetsanopoulos (see ibid., vol.35, no.6, p.636-47, 1988) can be also used for the implementation of 2-D quadratic filters.<>
Keywords :
parallel processing; picture processing; two-dimensional digital filters; 2D digital filters; general-purpose nonlinear module; parallel processing branches; quadratic filter implementation; Digital filters; Filtering; Finite impulse response filter; Image processing; Least squares approximation; Matrix decomposition; Nonlinear filters; Spectral analysis; Symmetric matrices; Vectors;
Journal_Title :
Circuits and Systems, IEEE Transactions on