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Frequency-domain criteria for stability of a class of nonlinear stochastic systems
(1973)
The problem of finding frequency-domain conditions that are sufficient to ensure asymptotic stability with probability one (ASWP 1) of a Lure-type system with white-noise input disturbance is considered. It is shown that, ...
On minimizing the divergence in discrete filters
(1972)
The problem of divergence that often arises when the filter mechanization is based on lower order process dynamics is examined. This situation may be caused, for example, by the impossibility of completely identifying some ...
A frequency-scanned slot-array on a coaxial slow-wave structure
(1976)
Frequency-scanned antenna arrays usually employ a sinuous feed to obtain a high frequency sensitivity [1], [2]. It has been realized [1] that this effect can alternatively be produced by using a slow-wave feed, such as a ...
Comments on "A correlation between the Fukuma-Matsubara and circle criteria for the determination of jump resonance"
(1972)
A cycloid type of critical curve for slope-limited non-linearities has been presented in Riemenschneider and Mastascusa. An alternative derivation of these critical curves, already available in the literature, is pointed ...
Optimal smoothing for continuous-time systems with multiple time delays
(1972)
Equations for the smoothed state estimate and for the error covariances of a continuous-time system with multiple time delays, based on observations involving time delays, are derived through a combination of discretization, ...
Error Bounds and bandwidth in binary systems using nyquist pulses
(1971)
Intersymbol interference upper error bounds are calculated for the Gaussian-weighted sinc and raised-cosine families by using the Chernoff bound since this technique yields a value smaller than the worst case bound. A ...
Poles of Maximally flat sharp-cutoff low-pass filters
(1973)
The poles of a recently discussed [2] maximally flat sharp-cutoff low-pass filter are tabulated for various orders of the filter and various values of the parameters. Loci of these poles are also sketched for some ...
Optimal fixed lag smoothing for time delayed system with colored noise
(1972)
The aim of this note is to report an algorithm for the fixed lag smoothing problem of a time delayed system whose observations contain colored noise. This is derived by looking at the appropriate components of a filtering ...
On the computational aspects of two recent smoothing algorithms
(1973)
This note is concerned with a consideration of the computational requirements of fixed-lag and fixed-point smoothing algorithms reported recently by the authors.
On the stability of a fixed lag smoother
(1973)
The aim of this correspondence is to show that the fixed lag smoothing algorithm reported earlier by the authors is asymptotically stable and is computationally better than the other stable smoothers reported recently.