Title :
2D FIR Wiener filter realisation using orthogonal lattice structures
Author :
Kayran, A.H. ; Eksioglu, Ender
Author_Institution :
Fac. Electr. Eng., Istanbul Tech. Univ., Turkey
fDate :
6/8/2000 12:00:00 AM
Abstract :
A new realisation algorithm for 2D FIR Wiener filters is proposed. The reduced-order 2D orthogonal lattice filter structure is used as the principal component as in the 1D case. A numerical example is included to verify the formulation
Keywords :
two-dimensional digital filters; 2D FIR Wiener filter realisation; block-Toeplitz matrix; correlation values; numerical example; orthogonal backward prediction error fields; orthogonal lattice structures; reduced-order 2D orthogonal lattice filter structure; transfer functions;
Journal_Title :
Electronics Letters
DOI :
10.1049/el:20000784
