Andrew T. Walden

36 papers Journal 35Unranked 1
YearRankTypeTitle / Venue / Authors
2024 J jnl
Generating Different Gaussian Multivariate Processes With Identical Graphs.
IEEE Signal Process. Lett.
Andrew T. Walden
2019 — conf
Comparing Spectra of Graph Shift Operator Matrices.
COMPLEX NETWORKS (2)
Johannes F. Lutzeyer, Andrew T. Walden
2018 J jnl
Tapering Promotes Propriety for Fourier Transforms of Real-Valued Time Series.
IEEE Trans. Signal Process.
Andrew T. Walden, Zia Ziang Leong
2017 J jnl
A Frequency Domain Test for Propriety of Complex-Valued Vector Time Series.
IEEE Trans. Signal Process.
Swati Chandna, Andrew T. Walden
2017 J jnl
Sample Mean Versus Sample Fréchet Mean for Combining Complex Wishart Matrices: A Statistical Study.
IEEE Trans. Signal Process.
L. Zhuang, Andrew T. Walden
2016 J jnl
Partial Coherence Estimation via Spectral Matrix Shrinkage under Quadratic Loss.
IEEE Trans. Signal Process.
Deborah Schneider-Luftman, Andrew T. Walden
2015 J jnl
An Efficient Approach to Graphical Modeling of Time Series.
IEEE Trans. Signal Process.
R. J. Wolstenholme, Andrew T. Walden
2015 J jnl
Random Matrix Derived Shrinkage of Spectral Precision Matrices.
IEEE Trans. Signal Process.
Andrew T. Walden, Deborah Schneider-Luftman
2013 J jnl
Matrix-Valued and Quaternion Wavelets.
IEEE Trans. Signal Process.
Paul Ginzberg, Andrew T. Walden
2013 J jnl
Quaternion VAR Modelling and Estimation.
IEEE Trans. Signal Process.
Paul Ginzberg, Andrew T. Walden
2013 J jnl
Simulation Methodology for Inference on Physical Parameters of Complex Vector-Valued Signals.
IEEE Trans. Signal Process.
Swati Chandna, Andrew T. Walden
2012 J jnl
Statistical Properties for Coherence Estimators From Evolutionary Spectra.
IEEE Trans. Signal Process.
Andrew T. Walden, Ed A. K. Cohen
2011 J jnl
Correntropy: Implications of nonGaussianity for the moment expansion and deconvolution.
Signal Process.
Z. Yang, Andrew T. Walden, Emma J. McCoy
2011 J jnl
Statistical Properties of the Estimator of the Rotary Coefficient.
IEEE Trans. Signal Process.
Swati Chandna, Andrew T. Walden
2011 J jnl
Testing for Quaternion Propriety.
IEEE Trans. Signal Process.
Paul Ginzberg, Andrew T. Walden
2011 J jnl
Wavelet Coherence for Certain Nonstationary Bivariate Processes.
IEEE Trans. Signal Process.
Ed A. K. Cohen, Andrew T. Walden
2010 J jnl
A statistical analysis of morse wavelet coherence.
IEEE Trans. Signal Process.
Ed A. K. Cohen, Andrew T. Walden
2010 J jnl
A statistical study of temporally smoothed wavelet coherence.
IEEE Trans. Signal Process.
Ed A. K. Cohen, Andrew T. Walden
2009 J jnl
On Testing for Impropriety of Complex-Valued Gaussian Vectors.
IEEE Trans. Signal Process.
Andrew T. Walden, Patrick Rubin-Delanchy
2008 J jnl
Kinematics of Complex-Valued Time Series.
IEEE Trans. Signal Process.
Patrick Rubin-Delanchy, Andrew T. Walden
2008 J jnl
Statistical Properties of the Estimated Degree of Polarization.
IEEE Trans. Signal Process.
Tarek Medkour, Andrew T. Walden
2007 J jnl
A Variance Equality Test for Two Correlated Complex Gaussian Variables With Application to Spectral Power Comparison.
IEEE Trans. Signal Process.
Tarek Medkour, Andrew T. Walden
2007 J jnl
Attenuation Estimation From Correlated Sequences.
IEEE Trans. Signal Process.
Tarek Medkour, Andrew T. Walden
2007 J jnl
Simulation of Improper Complex-Valued Sequences.
IEEE Trans. Signal Process.
Patrick Rubin-Delanchy, Andrew T. Walden
2005 J jnl
Local directional denoising.
IEEE Trans. Signal Process.
Sofia C. Olhede, Andrew T. Walden
2005 J jnl
Wavelet denoising for signals in quadrature.
Integr. Comput. Aided Eng.
Sofia C. Olhede, Andrew T. Walden
2003 J jnl
Noise reduction in directional signals using multiple Morse wavelets illustrated on quadrature Doppler ultrasound.
IEEE Trans. Biomed. Eng.
Sofia C. Olhede, Andrew T. Walden
2002 J jnl
From Blackman-Tukey pilot estimators to wavelet packet estimators: a modern perspective on an old spectrum estimation idea.
Signal Process.
E. Tsakiroglou, Andrew T. Walden
2002 J jnl
Generalized Morse wavelets.
IEEE Trans. Signal Process.
Sofia C. Olhede, Andrew T. Walden
2002 J jnl
Multitaper power spectrum estimation and thresholding: wavelet packets versus wavelets.
IEEE Trans. Signal Process.
Alberto Contreras-Cristán, Andrew T. Walden
1998 J jnl
Matching pursuit by undecimated discrete wavelet transform for non-stationary time series of arbitrary length.
Stat. Comput.
Andrew T. Walden, Alberto Contreras-Cristán
1998 J jnl
Multitaper spectral estimation of power law processes.
IEEE Trans. Signal Process.
Emma J. McCoy, Andrew T. Walden, Donald B. Percival
1998 J jnl
Seismic wavelet estimation: a frequency domain solution to a geophysical noisy input-output problem.
IEEE Trans. Geosci. Remote. Sens.
Andrew T. Walden, Roy E. White
1998 J jnl
Spectrum estimation by wavelet thresholding of multitaper estimators.
IEEE Trans. Signal Process.
Andrew T. Walden, Donald B. Percival, Emma J. McCoy
1995 J jnl
Multitaper estimation of the innovation variance of a stationary time series.
IEEE Trans. Signal Process.
Andrew T. Walden
1994 J jnl
The variance of multitaper spectrum estimates for real Gaussian processes.
IEEE Trans. Signal Process.
Andrew T. Walden, Emma J. McCoy, Donald B. Percival