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Modified Wigner distribution function

Known as: Wigner distribution 
A Modified Wigner distribution function is a variation of the Wigner distribution function (WD) with reduced or removed cross-terms. The Wigner… Expand
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Related topics

Related topics

7 relations
Bilinear time–frequency distributionShort-time Fourier transformSpectrogramTime–frequency analysis
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Broader (1)

Signal processing

Papers overview

Semantic Scholar uses AI to extract papers important to this topic.
1999
1999
A virtual instrument for time-frequency analysis
A virtual instrument for time-frequency analysis is presented. Its realization is based on an order recursive approach to the… Expand
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1998
1998
Discrete-time, discrete-frequency, time-frequency analysis
A formulation of a discrete-time, discrete-frequency Wigner distribution for analysis of discrete-time, periodic signals is given… Expand
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1998
1998
Generalized transfer function estimation using evolutionary spectral deblurring
We present a new technique for estimating the generalized transfer function (GTF) of a time-varying filter from time-frequency… Expand
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1995
1995
A method for improved distribution concentration in the time-frequency analysis of multicomponent signals using the L-Wigner distribution
The energy location in the Cohen class of time-frequency distributions is analyzed. If the instantaneous frequency is linear… Expand
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1994
1994
Conditions for third-order stationarity and ergodicity of a harmonic random process
The finite data estimates of the complex third-order moments of a signal consisting of random harmonics are analysed. Conditions… Expand
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Highly Cited
1992
Highly Cited
1992
A resolution comparison of several time-frequency representations
Two signal components are considered resolved in a time-frequency representation when two distinct peaks can be observed. The… Expand
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Highly Cited
1990
Highly Cited
1990
A high resolution data-adaptive time-frequency representation
A data-adaptive time-frequency representation is developed that overcomes some limitations of the short-time Fourier transform… Expand
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1990
1990
Optimal kernels for time-frequency analysis
Current bilinear time-frequency representations apply a fixed kernel to smooth the Wigner distribution. However the choice of a… Expand
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1989
1989
Efficient computation of the discrete pseudo-Wigner distribution
A description is given of a novel algorithm, the fast Fourier transform in part (FFTP), for the computation of the discrete… Expand
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Highly Cited
1980
Highly Cited
1980
THE WIGNER DISTRIBUTION - A TOOL FOR TIME-FREQUENCY SIGNAL ANALYSIS
In this second part of the paper the Wigner distribution is adapted to the case of discrete-time signals. It is shown that most… Expand
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