Cited by 27Advanced Adaptive Filtering TechniquesAdvanced Signal Processing TechniquesDigital Filter Design and Implementation

On a fast digital method of estimating the autocorrelation of a gaussian stationary process

Jacovitti, G., Neri, A., Cusani, R.·1984·IEEE Transactions on Acoustics, Speech, and Signal Processing

Abstract

The zero-mean stationary Gaussian processes have the property that if they are input into an instantaneous nonlinear device, the cross correlation of input and output is proportional to the auto-correlation of the input. This suggests an estimation procedure for the autocorrelation function based mainly on additions, which is a modified type of the PCC (polarity coincidence correlator). The object of this paper is to compute the bias and the variance of such an estimator and to discuss some fundamental properties. As a reference, some examples are provided which compare the behavior of the modified PPC estimator to the classical one based on products and additions.

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Crossref · 10.1109/tassp.1984.1164439

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4 of 4 references verified0 citation errors · 0 not checkable

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Authors
Jacovitti, G., Neri, A., & Cusani, R.
Affiliations
Sapienza University of Rome (IT)
Venue
IEEE Transactions on Acoustics, Speech, and Signal Processing
Published
1984-10
Volume
32
Issue
5
Pages
968-976
ISSN
0096-3518 (ISSN-L)
OpenAlex
W2103588339
Cited by
27
References
4
FWCI
3.97
Type
journal article
Language
en
Open access
closed
Locations
  • IEEE Transactions on Acoustics Speech and Signal Processing (publishedVersion)
  • IRIS Research product catalog (Sapienza University of Rome) (submittedVersion)
  • Iris (Roma Tre University) (submittedVersion)
Topics
  • Physical Sciences › Engineering › Computational Mechanics › Advanced Adaptive Filtering Techniques
  • Physical Sciences › Engineering › Electrical and Electronic Engineering › Advanced Signal Processing Techniques
  • Physical Sciences › Computer Science › Signal Processing › Digital Filter Design and Implementation
Keywords
autocorrelation estimation, stationary Gaussian processes, nonlinear devices, estimation bias, estimator variance, digital signal processing, cross correlation function

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