DocumentCode
1346205
Title
Model reduction of 2-D separable-denominator transfer functions via quasi-Kalman decomposition
Author
Diab, M. ; Sreeram, V. ; Liu, W.Q.
Author_Institution
Dept. of Electr. & Electron. Eng., Western Australia Univ., Nedlands, WA, Australia
Volume
145
Issue
1
fYear
1998
fDate
2/1/1998 12:00:00 AM
Firstpage
13
Lastpage
18
Abstract
A model reduction algorithm for causal recursive separable denominator (CRSD) 2-D digital systems is proposed. The algorithm is based on a quasi-Kalman decomposition (QKD) method for 1-D systems. The proposed method yields horizontal and vertical sets of finite Gramians. In each set the finite controllability and observability Gramians are equal and diagonal. An example is given to illustrate the method
Keywords
controllability; filtering theory; matrix decomposition; multidimensional systems; observability; reduced order systems; state-space methods; transfer functions; two-dimensional digital filters; 2D digital systems; 2D separable-denominator transfer functions; causal recursive separable denominator; controllability; finite Gramians; model reduction algorithm; observability; quasi-Kalman decomposition;
fLanguage
English
Journal_Title
Circuits, Devices and Systems, IEE Proceedings -
Publisher
iet
ISSN
1350-2409
Type
jour
DOI
10.1049/ip-cds:19981653
Filename
663384
Link To Document