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ORCIDAndrew T. Walden
Person information
- affiliation: Imperial College London, London, UK
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Journal Articles
- 2024
[j35]Andrew T. Walden
:
Generating Different Gaussian Multivariate Processes With Identical Graphs. IEEE Signal Process. Lett. 31: 1640-1644 (2024)- 2018
- [j34]Andrew T. Walden, Zia Ziang Leong:
Tapering Promotes Propriety for Fourier Transforms of Real-Valued Time Series. IEEE Trans. Signal Process. 66(17): 4585-4597 (2018) - 2017
- [j33]Swati Chandna, Andrew T. Walden:
A Frequency Domain Test for Propriety of Complex-Valued Vector Time Series. IEEE Trans. Signal Process. 65(6): 1425-1436 (2017) - [j32]L. Zhuang, Andrew T. Walden:
Sample Mean Versus Sample Fréchet Mean for Combining Complex Wishart Matrices: A Statistical Study. IEEE Trans. Signal Process. 65(17): 4551-4561 (2017) - 2016
- [j31]Deborah Schneider-Luftman, Andrew T. Walden:
Partial Coherence Estimation via Spectral Matrix Shrinkage under Quadratic Loss. IEEE Trans. Signal Process. 64(22): 5767-5777 (2016) - 2015
- [j30]R. J. Wolstenholme, Andrew T. Walden:
An Efficient Approach to Graphical Modeling of Time Series. IEEE Trans. Signal Process. 63(12): 3266-3276 (2015) - [j29]Andrew T. Walden, Deborah Schneider-Luftman:
Random Matrix Derived Shrinkage of Spectral Precision Matrices. IEEE Trans. Signal Process. 63(17): 4689-4699 (2015) - 2013
- [j28]Paul Ginzberg, Andrew T. Walden:
Quaternion VAR Modelling and Estimation. IEEE Trans. Signal Process. 61(1): 154-158 (2013) - [j27]Paul Ginzberg, Andrew T. Walden:
Matrix-Valued and Quaternion Wavelets. IEEE Trans. Signal Process. 61(6): 1357-1367 (2013) - [j26]Swati Chandna, Andrew T. Walden:
Simulation Methodology for Inference on Physical Parameters of Complex Vector-Valued Signals. IEEE Trans. Signal Process. 61(21): 5260-5269 (2013) - 2012
- [j25]Andrew T. Walden, Ed A. K. Cohen:
Statistical Properties for Coherence Estimators From Evolutionary Spectra. IEEE Trans. Signal Process. 60(9): 4586-4597 (2012) - 2011
- [j24]Z. Yang, Andrew T. Walden, Emma J. McCoy:
Correntropy: Implications of nonGaussianity for the moment expansion and deconvolution. Signal Process. 91(4): 864-876 (2011) - [j23]Swati Chandna, Andrew T. Walden:
Statistical Properties of the Estimator of the Rotary Coefficient. IEEE Trans. Signal Process. 59(3): 1298-1303 (2011) - [j22]Ed A. K. Cohen, Andrew T. Walden:
Wavelet Coherence for Certain Nonstationary Bivariate Processes. IEEE Trans. Signal Process. 59(6): 2522-2531 (2011) - [j21]Paul Ginzberg, Andrew T. Walden:
Testing for Quaternion Propriety. IEEE Trans. Signal Process. 59(7): 3025-3034 (2011) - 2010
- [j20]Ed A. K. Cohen, Andrew T. Walden:
A statistical analysis of morse wavelet coherence. IEEE Trans. Signal Process. 58(3): 980-989 (2010) - [j19]Ed A. K. Cohen, Andrew T. Walden:
A statistical study of temporally smoothed wavelet coherence. IEEE Trans. Signal Process. 58(6): 2964-2973 (2010) - 2009
- [j18]Andrew T. Walden, Patrick Rubin-Delanchy:
On Testing for Impropriety of Complex-Valued Gaussian Vectors. IEEE Trans. Signal Process. 57(3): 825-834 (2009) - 2008
- [j17]Tarek Medkour, Andrew T. Walden:
Statistical Properties of the Estimated Degree of Polarization. IEEE Trans. Signal Process. 56(1): 408-414 (2008) - [j16]Patrick Rubin-Delanchy, Andrew T. Walden:
Kinematics of Complex-Valued Time Series. IEEE Trans. Signal Process. 56(9): 4189-4198 (2008) - 2007
- [j15]Tarek Medkour, Andrew T. Walden:
Attenuation Estimation From Correlated Sequences. IEEE Trans. Signal Process. 55(1): 378-383 (2007) - [j14]Tarek Medkour, Andrew T. Walden:
A Variance Equality Test for Two Correlated Complex Gaussian Variables With Application to Spectral Power Comparison. IEEE Trans. Signal Process. 55(3): 881-888 (2007) - [j13]Patrick Rubin-Delanchy, Andrew T. Walden:
Simulation of Improper Complex-Valued Sequences. IEEE Trans. Signal Process. 55(11): 5517-5521 (2007) - 2005
- [j12]Sofia C. Olhede, Andrew T. Walden:
Wavelet denoising for signals in quadrature. Integr. Comput. Aided Eng. 12(1): 109-117 (2005) - [j11]Sofia C. Olhede, Andrew T. Walden:
Local directional denoising. IEEE Trans. Signal Process. 53(12): 4725-4730 (2005) - 2003
- [j10]Sofia C. Olhede, Andrew T. Walden:
Noise reduction in directional signals using multiple Morse wavelets illustrated on quadrature Doppler ultrasound. IEEE Trans. Biomed. Eng. 50(1): 51-57 (2003) - 2002
- [j9]E. Tsakiroglou, Andrew T. Walden:
From Blackman-Tukey pilot estimators to wavelet packet estimators: a modern perspective on an old spectrum estimation idea. Signal Process. 82(10): 1425-1441 (2002) - [j8]Sofia C. Olhede, Andrew T. Walden:
Generalized Morse wavelets. IEEE Trans. Signal Process. 50(11): 2661-2670 (2002) - [j7]Alberto Contreras-Cristán, Andrew T. Walden:
Multitaper power spectrum estimation and thresholding: wavelet packets versus wavelets. IEEE Trans. Signal Process. 50(12): 2976-2986 (2002) - 1998
- [j6]Andrew T. Walden, Alberto Contreras-Cristán:
Matching pursuit by undecimated discrete wavelet transform for non-stationary time series of arbitrary length. Stat. Comput. 8(3): 205-219 (1998) - [j5]Andrew T. Walden, Roy E. White:
Seismic wavelet estimation: a frequency domain solution to a geophysical noisy input-output problem. IEEE Trans. Geosci. Remote. Sens. 36(1): 287-297 (1998) - [j4]Emma J. McCoy, Andrew T. Walden, Donald B. Percival:
Multitaper spectral estimation of power law processes. IEEE Trans. Signal Process. 46(3): 655-668 (1998) - [j3]Andrew T. Walden, Donald B. Percival, Emma J. McCoy:
Spectrum estimation by wavelet thresholding of multitaper estimators. IEEE Trans. Signal Process. 46(12): 3153-3165 (1998) - 1995
- [j2]Andrew T. Walden:
Multitaper estimation of the innovation variance of a stationary time series. IEEE Trans. Signal Process. 43(1): 181-187 (1995) - 1994
- [j1]Andrew T. Walden, Emma J. McCoy, Donald B. Percival:
The variance of multitaper spectrum estimates for real Gaussian processes. IEEE Trans. Signal Process. 42(2): 479-482 (1994)
Conference and Workshop Papers
- 2019
- [c1]Johannes F. Lutzeyer, Andrew T. Walden:
Comparing Spectra of Graph Shift Operator Matrices. COMPLEX NETWORKS (2) 2019: 191-202
Coauthor Index
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