Andrew T. Walden

Orcid: 0000-0002-2466-929X

Affiliations:
  • Imperial College London, London, UK


According to our database1, Andrew T. Walden authored at least 35 papers between 1994 and 2019.

Collaborative distances:
  • Dijkstra number2 of five.
  • Erdős number3 of four.

Timeline

Legend:

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Bibliography

2019
Comparing Spectra of Graph Shift Operator Matrices.
Proceedings of the Complex Networks and Their Applications VIII, 2019

2018
Tapering Promotes Propriety for Fourier Transforms of Real-Valued Time Series.
IEEE Trans. Signal Process., 2018

2017
Sample Mean Versus Sample Fréchet Mean for Combining Complex Wishart Matrices: A Statistical Study.
IEEE Trans. Signal Process., 2017

A Frequency Domain Test for Propriety of Complex-Valued Vector Time Series.
IEEE Trans. Signal Process., 2017

2016
Partial Coherence Estimation via Spectral Matrix Shrinkage under Quadratic Loss.
IEEE Trans. Signal Process., 2016

2015
An Efficient Approach to Graphical Modeling of Time Series.
IEEE Trans. Signal Process., 2015

Random Matrix Derived Shrinkage of Spectral Precision Matrices.
IEEE Trans. Signal Process., 2015

2013
Matrix-Valued and Quaternion Wavelets.
IEEE Trans. Signal Process., 2013

Quaternion VAR Modelling and Estimation.
IEEE Trans. Signal Process., 2013

Simulation Methodology for Inference on Physical Parameters of Complex Vector-Valued Signals.
IEEE Trans. Signal Process., 2013

2012
Statistical Properties for Coherence Estimators From Evolutionary Spectra.
IEEE Trans. Signal Process., 2012

2011
Testing for Quaternion Propriety.
IEEE Trans. Signal Process., 2011

Wavelet Coherence for Certain Nonstationary Bivariate Processes.
IEEE Trans. Signal Process., 2011

Statistical Properties of the Estimator of the Rotary Coefficient.
IEEE Trans. Signal Process., 2011

Correntropy: Implications of nonGaussianity for the moment expansion and deconvolution.
Signal Process., 2011

2010
A statistical study of temporally smoothed wavelet coherence.
IEEE Trans. Signal Process., 2010

A statistical analysis of morse wavelet coherence.
IEEE Trans. Signal Process., 2010

2009
On Testing for Impropriety of Complex-Valued Gaussian Vectors.
IEEE Trans. Signal Process., 2009

2008
Kinematics of Complex-Valued Time Series.
IEEE Trans. Signal Process., 2008

Statistical Properties of the Estimated Degree of Polarization.
IEEE Trans. Signal Process., 2008

2007
Simulation of Improper Complex-Valued Sequences.
IEEE Trans. Signal Process., 2007

A Variance Equality Test for Two Correlated Complex Gaussian Variables With Application to Spectral Power Comparison.
IEEE Trans. Signal Process., 2007

Attenuation Estimation From Correlated Sequences.
IEEE Trans. Signal Process., 2007

2005
Local directional denoising.
IEEE Trans. Signal Process., 2005

Wavelet denoising for signals in quadrature.
Integr. Comput. Aided Eng., 2005

2003
Noise reduction in directional signals using multiple Morse wavelets illustrated on quadrature Doppler ultrasound.
IEEE Trans. Biomed. Eng., 2003

2002
Generalized Morse wavelets.
IEEE Trans. Signal Process., 2002

Multitaper power spectrum estimation and thresholding: wavelet packets versus wavelets.
IEEE Trans. Signal Process., 2002

From Blackman-Tukey pilot estimators to wavelet packet estimators: a modern perspective on an old spectrum estimation idea.
Signal Process., 2002

1998
Spectrum estimation by wavelet thresholding of multitaper estimators.
IEEE Trans. Signal Process., 1998

Multitaper spectral estimation of power law processes.
IEEE Trans. Signal Process., 1998

Seismic wavelet estimation: a frequency domain solution to a geophysical noisy input-output problem.
IEEE Trans. Geosci. Remote. Sens., 1998

Matching pursuit by undecimated discrete wavelet transform for non-stationary time series of arbitrary length.
Stat. Comput., 1998

1995
Multitaper estimation of the innovation variance of a stationary time series.
IEEE Trans. Signal Process., 1995

1994
The variance of multitaper spectrum estimates for real Gaussian processes.
IEEE Trans. Signal Process., 1994


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