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Bispectrum

In mathematics, in the area of statistical analysis, the bispectrum is a statistic used to search for nonlinear interactions.
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Athanasios PapoulisAutocorrelationElectroencephalographyFourier analysis

Papers overview

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2013
2013
Addendum: one-point remapping of Lagrangian perturbation theory in the mildly non-linear regime of cosmic structure formation
Addendum: one-point remapping of Lagrangian perturbation theory in the mildly non-linear regime of cosmic structure formation 
2008
2008
Weak lensing of the primary CMB bispectrum
The bispectrum of cosmic microwave background (CMB) anisotropies is a well-known probe of the non-Gaussianity of primordial… 
2004
2004
The bispectrum in model-independent imaging
The goal of future optical aperture synthesis telescopes is to achieve model independent imaging of complex sky structure with… 
2003
2003
Bispectrum based feature extraction and classification of radiation noises from underwater targets
For the radiation noises from underwater targets apparently contain non-Gaussian ingredients, their non-Gaussion features were… 
2001
2001
Speaker identification in noisy environment using bispectrum analysis and probabilistic neural network
The paper describes the application of a neural processing for extracting bispectrum feature of speech data, and the use of… 
1997
1997
Bispectrum features for robust speaker identification
Along with the spoken message, speech contains information about the identity of the speaker. Thus, the goal of speaker… 
Highly Cited
1993
Highly Cited
1993
Iterative image reconstruction from the bispectrum
We present iterative least-squares methods for reconstructing diffraction-limited images from the object bispectrum obtained by… 
1991
1991
Performance of a parallel bispectrum estimation code
We compare the performance of three parallel supercomputers executing a bispectrum estimation code used to remove distortions… 
1991
1991
Classification of radar signals using the bispectrum
Features extracted from the bispectrum of radar signals are used for classification of unknown radar targets. The classification… 
1988
1988
Optimized parametric bispectrum estimation
When analyzing various signals produced by some nonlinear process, higher-order spectra are necessary to characterize the… 
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