Publications

We provide MATLAB code for various papers on our GitHub Repository.

Books

[1]

P.J. Schreier and L.L. Scharf

Statistical Signal Processing of Complex-Valued Data: The Theory of Improper and Noncircular Signals

330 pages, Cambridge University Press, 2010

Journal Articles

[1]

Y.H. Xiao, D. Ram\'\irez, P.J. Schreier, C. Qian and L. Huang

One-bit target detection in collocated MIMO radar and performance degradation analysis

IEEE Transactions on Vehicular Technology, vol. 71, no. 9, pp. 9363-9374, IEEE, 2022
[2]

M. Soleymani, I. Santamaria and E. Jorswieck

Rate splitting in MIMO RIS-assisted systems with hardware impairments and improper signaling

IEEE Transactions on Vehicular Technology, IEEE, 2022
[3]

M. Soleymani, I. Santamaria and P.J. Schreier

Improper signaling for multicell MIMO RIS-assisted broadcast channels with I/Q imbalance

IEEE Transactions on Green Communications and Networking, vol. 6, no. 2, pp. 723-738, IEEE, 2022
[4]

S. Vieluf, T. Hasija, P.J. Schreier, R. El Atrache, S. Hammond, F.M. Touserkani, R.A. Sarkis, T. Loddenkemper and C. Reinsberger

Generalized tonic-clonic seizures are accompanied by changes of interrelations within the autonomic nervous system

Epilepsy & Behavior, vol. 124, pp. 108321, Elsevier, 2021
[5]

M. Soleymani, I. Santamaria and P.J. Schreier

Distributed Algorithms for Spectral and Energy-Efficiency Maximization of K-User Interference Channels

IEEE Access, vol. 9, pp. 96948-96963, IEEE, 2021
[6]

M. Soleymani, I. Santamaria and P.J. Schreier

Improper Gaussian Signaling for the K-User MIMO Interference Channels With Hardware Impairments

IEEE Transactions on Vehicular Technology, vol. 69, no. 10, pp. 11632-11645, IEEE, 2020
[7]

T. Hasija, T. Marrinan, C. Lameiro and P.J. Schreier

Determining the dimension and structure of the subspace correlated across multiple data sets

Signal Processing, vol. 176, Elsevier, 2020
[8]

S. Horstmann, D. Ramírez and P.J. Schreier

Two-channel passive detection of cyclostationary signals

IEEE Transactions on Signal Processing, vol. 68, no. 1, pp. 2340-2355, IEEE, 2020
[9]

C. Lameiro, I. Santamaría, P.J. Schreier and W. Utschick

Maximally Improper Signaling in Underlay MIMO Cognitive Radio Networks

IEEE Transactions on Signal Processing, vol. 67, no. 24, pp. 6241-6255, IEEE, 2019
[10]

M. Soleymani, C. Lameiro, I. Santamaria and P.J. Schreier

Improper Signaling for SISO Two-user Interference Channels with Additive Asymmetric Hardware Distortion

IEEE Trans. Commun., IEEE, 2019
[11]

M. Soleymani, C. Lameiro, I. Santamaria and P.J. Schreier

Robust Improper Signaling for Two-user SISO Interference Channels

IEEE Trans. Commun., vol. 67, no. 7, pp. 4709-4723, IEEE, 2019
[12]

M. Soleymani, I. Santamaria, C. Lameiro and P.J. Schreier

Ergodic Rate for Fading Interference Channels with Proper and Improper Gaussian Signaling

Entropy, vol. 21, no. 10, pp. 922, Multidisciplinary Digital Publishing Institute, 2019
[13]

S. Vieluf, T. Hasija, R. Jakobsmeyer, P.J. Schreier and C. Reinsberger

Exercise-induced changes of multimodal interactions within the autonomic nervous network

Frontiers in physiology, vol. 10, Frontiers, 2019
[14]

S. Vieluf, V. Scheer, T. Hasija, P.J. Schreier and C. Reinsberger

Multimodal approach towards understanding the changes in the autonomic nervous system induced by an ultramarathon

Research in Sports Medicine, pp. 1-10, Taylor & Francis, 2019
[15]

Y.H. Xiao, J. Xie, L. Huang and H.C. So

Multi-antenna Assisted Source Detection with Toeplitz Noise Covariance

IEEE Signal Processing Letters, vol. 26, no. 6, pp. 813-817, IEEE, 2019
[16]

A. Eguizabal, C. Lameiro, D. Ramirez and P. J. Schreier

Source enumeration in the presence of colored noise

IEEE Signal Proc. Lett., vol. 26, no. 3, pp. 475-479, 2019
[17]

C. Lameiro, I. Santamaría and P.J. Schreier

Improper Gaussian signaling for multiple-access channels in underlay cognitive radio

IEEE Transactions on Communications, vol. 67, no. 3, pp. 1817-1830, IEEE, 2018, (Available at https://arxiv.org/abs/1711.09768).
[18]

I. Santamaria, P.M. Crespo, C. Lameiro and P.J. Schreier

Information-Theoretic Analysis of a Family of Improper Discrete Constellations

Entropy, vol. 20, no. 1, 2018
[19]

Y-.H. Xiao, L. Huang, J-.K. Zhang, J. Xie and H. C. So

Performance Analysis of Locally Most Powerful Invariant Test for Sphericity of Gaussian Vectors in Coherent MIMO Radar

IEEE Transactions on Vehicular Technology, vol. 67, no. 7, pp. 5868-5882, 2018
[20]

Y-.H. Xiao, L. Huang, J. Xie and H. C. So

Approximate Asymptotic Distribution of Locally Most Powerful Invariant Test for Independence Complex Case

IEEE Transactions on Information Theory, vol. 64, no. 3, pp. 1784-1799, 2018
[21]

S. Horstmann, D. Ramírez and P.J. Schreier

Joint Detection of Almost-Cyclostationary Signals and Estimation of Their Cycle Period

IEEE Signal Process. Lett., vol. 25, no. 11, pp. 1695-1699, 2018
[22]

Aaron Pries, David Ramírez and Peter J. Schreier

LMPIT-inspired Tests for Detecting a Cyclostationary Signal in Noise with Spatio-Temporal Structure

IEEE Trans. Wirel. Commun., vol. 17, no. 9, pp. 6321-6334, 2018, (Available at https://arxiv.org/abs/1803.08791).
[23]

M. Rezaee and P.J. Schreier

A degrees-of-freedom-achieving scheme for the temporally correlated MIMO interference channel with delayed CSIT

IEEE Trans. Wireless Comm., vol. 17, no. 8, pp. 5397-5408, 2018
[24]

C. Lameiro, W. Utschick and I. Santamaría

Spatial interference shaping for underlay MIMO cognitive networks

Signal Process., vol. 134, pp. 174-184, 2017
[25]

M.S. Stein and J.A. Nossek

A pessimistic approximation for the Fisher information measure

IEEE Trans. Signal Process., vol. 65, pp. 386-396, 2017
[26]

T. Hasija, C. Lameiro and P.J. Schreier

Determining the dimension of the improper signal subspace in complex-valued data

IEEE Signal Process. Lett., vol. 24, pp. 1606-1610, 2017
[27]

C. Lameiro, I. Santamaría and P.J. Schreier

Rate region boundary of the SISO Z-interference channel with improper signaling

IEEE Trans. Comm., vol. 65, no. 3, pp. 1022-1034, 2017
[28]

Y. Song, P.J. Schreier, D. Ramírez and T. Hasija

Canonical correlation analysis of high-dimensional data with very small sample support

Signal Process., vol. 128, pp. 449-458, 2016
[29]

Y. Levin-Schwartz, Y. Song, P.J. Schreier, V. Calhoun and T. Adali

Sample-poor estimation of order and common signal subspace with application to fusion of medical imaging data

NeuroImage, vol. 134, pp. 486-493, 2016
[30]

J. Tong, P.J. Schreier, Q. Guo, S. Tong, J. Xi and Y. Yu

Shrinkage of covariance matrices for linear signal estimation using cross-validation

IEEE Trans. Signal Process., vol. 64, no. 11, pp. 2965-2975, 2016
[31]

L. Huang, Y.H. Xiao, K. Liu, H.C. So and J.K. Zhang

Bayesian Information Criterion for Source Enumeration in Large-Scale Adaptive Antenna Array

IEEE Transactions on Vehicular Technology, vol. 65, no. 5, pp. 3018-3032, 2016
[32]

M. Rezaee, P.J. Schreier, M. Guillaud and B. Clerckx

A unified scheme to achieve the degrees-of-freedom region of the MIMO interference channel with delayed channel state information

IEEE Trans. Comm., vol. 64, no. 3, pp. 1068-1082, 2016
[33]

C. Qian, L. Huang, Y-.H. Xiao and H. C. So

Localization of coherent signals without source number knowledge in unknown spatially correlated Gaussian noise

Signal Processing, vol. 111, pp. 170-178, 2015
[34]

C. Qian, L. Huang, Y-.H. Xiao and H. C. So

Two-step reliability test based unitary root-MUSIC for direction-of-arrival estimation

Digital Signal Processing, vol. 44, pp. 68-75, 2015
[35]

L. Huang, C. Qian, Y-.H. Xiao and Q. T. Zhang

Performance Analysis of Volume-based Spectrum Sensing for Cognitive Radio

IEEE Transactions on Wireless Communications, vol. 14, no. 1, pp. 317-330, 2015
[36]

L. Huang, Y-.H. Xiao and Q. T. Zhang

Robust Spectrum Sensing for Noncircular Signal in Multiantenna Cognitive Receivers

IEEE Transactions on Signal Processing, vol. 63, no. 2, pp. 498-511, 2015
[37]

C. Lameiro, Ó. González, J.A. García-Naya, I. Santamaría and L. Castedo

Experimental evaluation of interference alignment for broadband WLAN systems

EURASIP Journal on Wireless Communications and Networking, 2015
[38]

M. Stein, A. Kürzl, A. Mezghani and J.A. Nossek

Asymptotic parameter tracking performance with measurement data of 1-bit resolution

IEEE Trans. Signal Process., vol. 63, no. 22, pp. 6086-6095, 2015
[39]

D. Ramírez, P. J. Schreier, J. Via, I. Santamaria and L. L. Scharf

Detection of multivariate cyclostationarity

IEEE Trans. Signal Processing, vol. 63, no. 20, pp. 5395-5408, 2015
[40]

M. Stein, T. Sebastian and J.A. Nossek

Overdemodulation for high-performance receivers with low-resolution ADC

IEEE Wireless Comm. Lett., vol. 4, no. 2, pp. 169-172, 2015
[41]

C. Lameiro, I. Santamaría and P.J. Schreier

Benefits of Improper Signaling for Underlay Cognitive Radio

IEEE Wireless Comm. Lett., vol. 4, pp. 22-25, 2015
[42]

B. Draper, M. Kirby, J. Marks, T. Marrinan and C. Peterson

A flag representation for finite collections of subspaces of mixed dimensions

Lin. Alg. Appl., vol. 451, pp. 15-32, Elsevier, 2014
[43]

L. Huang, Y-.H. Xiao, H. C. So and J. Fang

Accurate Performance Analysis of Hadamard Ratio Test for Robust Spectrum Sensing

IEEE Transactions on Wireless Communications, vol. 14, no. 2, pp. 750-758, 2014
[44]

S. Ali, D. Ramírez, M. Jansson, G. Seco-Granados and J. A. López-Salcedo

Multi-antenna spectrum sensing by exploiting spatio-temporal correlation

Eurasip J. Applied Signal Process., vol. 160, 2014
[45]

S. Dähne, V. V. Nikulin, D. Ramírez, P. J. Schreier, K.-R. Müller and S. Haufe

Finding brain oscillations with power dependencies in neuroimaging data

NeuroImage, vol. 96, pp. 334-348, 2014
[46]

Ó. González, C. Lameiro and I. Santamaría

A Quadratically Convergent Method for Interference Alignment in MIMO Interference Channels

IEEE Signal Process. Lett., vol. 21, pp. 1423-1427, 2014
[47]

S. C. Olhede, D. Ramírez and P. J. Schreier

Detecting Directionality in Random Fields Using the Monogenic Signal

IEEE Trans. Inform. Theory, vol. 60, no. 10, pp. 6491-6510, 2014
[48]

T. Adali and P.J. Schreier

Optimization and estimation of complex-valued signals

IEEE Signal Processing Magazine, vol. 31, no. 5, pp. 112-128, 2014
[49]

M. Stein, M. Castañeda, A. Mezghani and J.A. Nossek

Information-preserving transformations for signal parameter estimation

IEEE Signal Process. Lett., vol. 21, no. 7, pp. 866-870, 2014
[50]

M. Stein, A. Mezghani and J.A. Nossek

A lower bound for the Fisher information measure

IEEE Signal Process. Lett., vol. 21, no. 7, pp. 796-799, 2014
[51]

J. Manco-Vásquez, M. Lázaro-Gredilla, D. Ramírez, J. Vía and I. Santamaría

A Bayesian approach for adaptive multiantenna sensing in cognitive radio networks

Signal Process., vol. 96, Part B, pp. 228-240, 2014
[52]

D. Ramírez, P. J. Schreier, J. Vía and I. Santamaría

Testing blind separability of complex Gaussian mixtures

Signal Process., vol. 95, pp. 49-57, 2014
[53]

P.J. Schreier

Neue Anwendungsgebiete für Computer Assisted Surgery (CAS)

ForschungsForum Paderborn, vol. 17, pp. 24-30, 2014
[54]

Eusebio Real, Alma Eguizabal, Alejandro Pontón, Marta Calvo Díez, José Fernando Val-Bernal, Marta Mayorga, José M. Revuelta, José M. López-Higuera and Olga M. Conde

Optical coherence tomography assessment of vessel wall degradation in thoracic aortic aneurysms

J. Biomed. Opt., vol. 18, no. 12, pp. 126003-126003, 2013
[55]

B.S. Rüffer, N. van de Wouw and M. Mueller

Convergent Systems vs. Incremental Stability

Systems Control Lett., vol. 62, pp. 277-285, 2013
[56]

J. Tong and P.J. Schreier

A unified framework for regularized linear estimation in communication systems

Signal Process., vol. 93, no. 9, pp. 2671-2686, 2013
[57]

J. Tong and P.J. Schreier

Regularized Preconditioning for Krylov Subspace Equalization of OFDM Systems over Doubly Selective Channels

IEEE Wireless Comm. Lett., vol. 2, no. 4, pp. 367-370, 2013
[58]

Alma Eguizabal, Ashley M. Laughney, P. Beatriz Garcia-Allende, Venkataramanan Krishnaswamy, Wendy A. Wells, Keith D. Paulsen, Brian W. Pogue, Jose M. Lopez-Higuera and Olga M. Conde

Direct identification of breast cancer pathologies using blind separation of label-free localized reflectance measurements

Biomed. Opt. Express, vol. 4, no. 7, pp. 1104-1118, 2013
[59]

Hiroshi Ito, Zhong-Ping Jiang, Sergey Dashkovskiy and Björn S. Rüffer

Robust stability of networks of iISS systems: Construction of sum-type Lyapunov functions

IEEE Trans. Autom. Control, vol. 58, no. 5, pp. 1192-1207, 2013
[60]

D. Ramírez, J. Vía, I. Santamaría and L. L. Scharf

Locally Most Powerful Invariant Tests for Correlation and Sphericity of Gaussian Vectors

IEEE Trans. Inform. Theory, vol. 59, no. 4, pp. 2128-2141, 2013
[61]

C. Lameiro, J. Vía and I. Santamaría

Amplify-and-Forward Strategies in the Two-Way Relay Channel with Analog Tx-Rx Beamforming

IEEE Trans. Veh. Techn., vol. 62, pp. 642-654, 2013
[62]

P. Wahlberg and P.J. Schreier

On the instantaneous frequency of Gaussian stochastic processes

Probab. Math. Statist., vol. 32, pp. 69-92, 2012
[63]

Ester Carregal-Romero, Cesar Fernandez-Sanchez, Alma Eguizabal, Stefanie Demming, Stephanus Büttgenbach and Andreu Llobera

Development and integration of xerogel polymeric absorbance micro-filters into lab-onchip systems

Opt. Express, vol. 20, no. 21, pp. 23700-23719, 2012
[64]

J. Tong, P.J. Schreier and S.R. Weller

Linear precoding for MIMO systems with low-complexity receivers

IEEE Trans. Wireless Comm., vol. 11, no. 8, pp. 2828-2837, 2012
[65]

V. Pichler, M. Homolák, W. Skierucha, M. Pichlerová, D. Ramírez, J. Gregor and P. Jaloviar

Variability of moisture in coarse woody debris from several ecologically important tree species of the Temperate Zone of Europe

Ecohydrology, vol. 5, no. 4, pp. 424-434, 2012
[66]

J. Tong, P.J. Schreier and S.R. Weller

Design and analysis of large MIMO systems with Krylov subspace receivers

IEEE Trans. Signal Process., vol. 60, no. 5, pp. 2482-2493, 2012
[67]

B.S. Rüffer and F.R. Wirth

Stability verification for monotone systems using homotopy algorithms

Numer. Algorithms, vol. 58, no. 4, pp. 529-543, 2011
[68]

P. Wahlberg and P.J. Schreier

Locally stationary harmonizable complex improper stochastic processes

J. Time Ser. Anal., vol. 32, no. 1, pp. 33-46, Blackwell Publishing Ltd, 2011
[69]

T. Adali, P.J. Schreier and L.L. Scharf

Complex-Valued Signal Processing: The Proper Way to Deal With Impropriety

IEEE Trans. Signal Process., vol. 59, no. 11, pp. 5101-5125, 2011
[70]

D. Ramírez, G. Vazquez-Vilar, R. López-Valcarce, J. Vía and I. Santamaría

Detection of rank-P signals in Cognitive Radio Networks with uncalibrated multiple antennas

IEEE Trans. Signal Process., vol. 59, no. 8, pp. 3764-3774, 2011
[71]

J. Gutiérrez, Ó. González, J. Pérez, D. Ramírez, L. Vielva, J. Ibáñez and I. Santamaría

Frequency-Domain Methodology for Measuring MIMO Channels Using a Generic Test Bed

IEEE Trans. Instrum. Meas., vol. 60, no. 3, pp. 827-838, 2011
[72]

J. Tong and L. Ping

Performance analysis of superposition coded modulation

Physical Comm., vol. 3, no. 3, pp. 147-155, 2010
[73]

D. Ramírez, J. Vía, I. Santamaría and L. L. Scharf

Detection of Spatially Correlated Gaussian Time Series

IEEE Trans. Signal Process., vol. 58, no. 10, pp. 5006-5015, 2010
[74]

J. Tong, L. Ping, Z. Zhang and V.K. Bhargava

Iterative soft compensation for OFDM systems with clipping and superposition coded modulation

IEEE Trans. Comm., vol. 58, no. 10, pp. 2861-2870, 2010
[75]

J. Vía, D. Ramírez and I. Santamaría

Properness and Widely Linear Processing of Quaternion Random Vectors

IEEE Trans. Inform. Theory, vol. 56, no. 7, pp. 3502-3515, 2010
[76]

P. Wahlberg and P.J. Schreier

On Wiener filtering of certain locally stationary stochastic processes

Signal Process., vol. 90, no. 3, pp. 885-890, 2010
[77]

P. Wahlberg and P.J. Schreier

Gabor discretization of the Weyl product for modulation spaces and filtering of nonstationary stochastic processes

Appl. Comput. Harmon. Anal., vol. 26, no. 1, pp. 97-120, 2009
[78]

L. Ping, J. Tong, X. Yuan and Q. Guo

Superposition coded modulation and iterative linear MMSE detection

IEEE J. Select. Areas Comm., vol. 27, no. 6, pp. 995-1004, 2009
[79]

J. Tong, L. Ping and X. Ma

Superposition coded modulation with peak-power limitation

IEEE Trans. Inform. Theory, vol. 55, no. 6, pp. 2562-2576, 2009
[80]

P.J. Schreier

Bounds on the Degree of Impropriety of Complex Random Vectors

IEEE Signal Process. Lett., vol. 15, pp. 190-193, 2008
[81]

J. Tong, Q. Guo and L. Ping

Analysis and design of OFDM-IDMA systems

European Trans. Comm., vol. 19, no. 5, pp. 561-569, John Wiley & Sons, 2008
[82]

D. Ramírez, I. Santamaría, J. Pérez, J. Vía, J. A. García-Naya, T. M. Fernández-Caramés, H. Pérez-Iglesias, M. González López, L. Castedo and J. M. Torres-Royo

A comparative study of STBC transmissions at 2.4 GHz over indoor channels using a 2 \times 2 MIMO testbed

Wireless Comm. and Mobile Computing, vol. 8, no. 9, pp. 1149-1164, 2008
[83]

P.J. Schreier

Polarization Ellipse Analysis of Nonstationary Random Signals

IEEE Trans. Signal Process., vol. 56, no. 9, pp. 4330-4339, 2008
[84]

P.J. Schreier

A Unifying Discussion of Correlation Analysis for Complex Random Vectors

IEEE Trans. Signal Process., vol. 56, no. 4, pp. 1327-1336, 2008
[85]

P. Wahlberg and P.J. Schreier

Spectral Relations for Multidimensional Complex Improper Stationary and (Almost) Cyclostationary Processes

IEEE Trans. Inform. Theory, vol. 54, no. 4, pp. 1670-1682, 2008
[86]

L. Ping, Q. Guo and J. Tong

The OFDM-IDMA approach to wireless communication systems

IEEE Wireless Comm., vol. 14, no. 3, pp. 18-24, 2007
[87]

M.S. Spurbeck and P.J. Schreier

Causal Wiener filter banks for periodically correlated time series

Signal Process., vol. 87, no. 6, pp. 1179-1187, Elsevier North-Holland, Inc., 2007
[88]

P.J. Schreier and L.L. Scharf

Higher-order spectral analysis of complex signals

Signal Process., vol. 86, no. 11, pp. 3321-3333, 2006
[89]

P.J. Schreier, L.L. Scharf and A. Hanssen

A generalized likelihood ratio test for impropriety of complex signals

IEEE Signal Process. Lett., vol. 13, no. 7, pp. 433-436, 2006
[90]

D. Ramírez and I. Santamaría

Regularised approach to detection of constant modulus signals in MIMO channels

Electr. Lett., vol. 42, no. 3, pp. 184-186, 2006
[91]

L. Liu, J. Tong and L. Ping

Analysis and optimization of CDMA systems with chip-level interleavers

IEEE J. Select. Areas Comm., vol. 24, no. 1, pp. 141-150, 2006
[92]

P.J. Schreier and L.L. Scharf

Canonical coordinates for transform coding of noisy sources

IEEE Trans. Signal Process., vol. 54, no. 1, pp. 235-243, 2006
[93]

L.L. Scharf, P.J. Schreier and A. Hanssen

The Hilbert space geometry of the Rihaczek distribution for stochastic analytic signals

IEEE Signal Process. Lett., vol. 12, no. 4, pp. 297-300, 2005
[94]

P.J. Schreier, L.L. Scharf and C.T. Mullis

Detection and estimation of improper complex random signals

IEEE Trans. Inform. Theory, vol. 51, no. 1, pp. 306-312, 2005
[95]

P.J. Schreier and L.L. Scharf

Stochastic time-frequency analysis using the analytic signal: why the complementary distribution matters

IEEE Trans. Signal Process., vol. 51, no. 12, pp. 3071-3079, 2003
[96]

P.J. Schreier and L.L. Scharf

Second-order analysis of improper complex random vectors and processes

IEEE Trans. Signal Process., vol. 51, no. 3, pp. 714-725, 2003

Conference Articles

[1]

T. Hasija and T. Marrinan

A GLRT for estimating the number of correlated components in sample-poor mCCA

In Proc. 30th European Signal Processing Conference (EUSIPCO), pp. 2091-2095, 2022
[2]

I. Lehmann, E. Acar, T. Hasija, M. Akhonda, V.D. Calhoun, P.J. Schreier and T. Adali

Multi-Task fMRI Data Fusion Using IVA and PARAFAC2

In Proc. IEEE International Conference on Acoustics, Speech and Signal Processing (ICASSP), vol. , no. , pp. 1466-1470, 2022
[3]

M. Soleymani, I. Santamaria, B. Maham and P.J. Schreier

Rate Region of the K-user MIMO Interference Channel with Imperfect Transmitters

In Proc. 28th European Signal Processing Conference (EUSIPCO), pp. 1638-1642, 2021
[4]

Y.H. Xiao, D. Ramírez and P.J. Schreier

A General Test for the Linear Structure of Covariance Matrices of Gaussian Populations

In Proc. IEEE International Conference on Acoustics, Speech and Signal Processing (ICASSP), pp. 5365-5369, 2020
[5]

C. Lameiro, I. Santamaria and P.J. Schreier

Improper Gaussian Signaling for the Two-user Broadcast Channel Treating Interference as Noise

In ICASSP 2019-2019 IEEE International Conference on Acoustics, Speech and Signal Processing (ICASSP), pp. 4829-4833, 2019
[6]

T. Hasija, M. Gölz, M. Muma, P.J. Schreier and A.M. Zoubir

Source Enumeration and Robust Voice Activity Detection in Wireless Acoustic Sensor Networks

In Proc. Asilomar Conf. on Signals, Systems, Computers, 2019
[7]

S. Horstmann, D. Ramírez and P.J. Schreier

Two-channel passive detection exploiting cyclostationarity

In Proc. 27th European Signal Proc. Conf. (EUSIPCO), 2019
[8]

C. Lameiro, T. Hasija, T. Marrinan and P.J. Schreier

Estimating the Number of Correlated Components Based on Random Projections

In ICASSP 2019-2019 IEEE International Conference on Acoustics, Speech and Signal Processing (ICASSP), pp. 5152-5156, 2019
[9]

C. Lameiro, I. Santamaría and P.J. Schreier

Benefits of Improper Signaling for Overlay Cognitive Radio

In Proc. Globecom, 2019
[10]

S. Horstmann, D. Ramírez, P.J. Schreier and A. Pries

Two-channel passive detection of cyclostationary signals in noise with spatio-temporal structure

In Proc. Asilomar Conf. Signals Syst. Computers, 2019
[11]

M. Soleymani, C. Lameiro, I. Santamaria and P.J. Schreier

Energy-Efficient Improper Signaling for K-User Interference Channels

In Proc. IEEE European Signal Processing Conference (EUSIPCO), pp. 1409-1413, 2019
[12]

M. Soleymani and B. Maham

Rate Analysis of SC-FDE and OFDM Systems with Low Resolution ADCs

In Proc. IEEE 30th Annual International Symposium on Personal, Indoor and Mobile Radio Communications (PIMRC), pp. 351-355, 2019
[13]

M. Soleymani, C. Lameiro, P.J. Schreier and I. Santamaria

Energy-efficient Design for Underlay Cognitive Radio Using Improper Signaling

In IEEE International Conference on Acoustics, Speech and Signal Processing (ICASSP), pp. 4769-4773, 2019
[14]

A. Eguizabal, P. J. Schreier and D. RamĂ­rez

MODEL-ORDER SELECTION IN STATISTICAL SHAPE MODELS

In 2018 IEEE 28th International Workshop on Machine Learning for Signal Processing (MLSP), pp. 1-6, 2018
[15]

S. Smirnov and A. Eguizabal

DEEP LEARNING FOR OBJECT DETECTION IN FINE-ART PAINTINGS

In 2018 IEEE International Conference on Metrology for Archaeology and Cultural Heritage, 2018
[16]

T. Marrinan, T. Hasija, C. Lameiro and P. J. Schreier

Complete Model Selection in Multiset Canonical Correlation Analysis

In Proc. European Signal Process. Conf. (EUSIPCO), pp. 1082-1086, 2018
[17]

J. Tong, Q. Guo, J. Xi, Y. Yu and P. J. Schreier

Regularized lattice reduction-aided ordered successive interference cancellation for MIMO detection

In Proc. IEEE Workshop on Statistical Signal Processing, 2018
[18]

Mohammad Soleymani, C. Lameiro, P.J. Schreier and I. Santamaría

Improper Signaling for OFDM Underlay Cognitive Radio Systems

In Proc. IEEE Statistical Signal Processing Workshop (SSP), pp. 722-726, 2018
[19]

C. Lameiro, I. Santamaria and P.J. Schreier

Performance analysis of maximally improper signaling for multiple-antenna systems

In Proc. IEEE Wireless Comm. Networking Conf. (WCNC), 2018
[20]

A. Eguizabal and P.J. Schreier

A weighting strategy for Active Shape Models

In IEEE International Conference on Image Processing 2017, 2017
[21]

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Constrained subspace estimation via convex optimization.

In 25th European Signal Processing Conference (EUSIPCO), pp. 1200-1204, 2017
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S. Horstmann, D. Ramírez and P.J. Schreier

Detection of almost-cyclostationarity: An approach based on a multiple hypothesis test

In Proc. Asilomar Conf. Signals Syst. Computers, pp. 1635-1639, 2017
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C. Lameiro and P. J. Schreier

A sparse CCA algorithm with application to model-order selection for small sample support

In Proc. IEEE Int. Conf. Acoustics, Speech and Signal Process., pp. 4721-4725, 2017
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M. Soleymani, B. Maham and F. Ashtiani

Analysis of the downlink saturation throughput of an asymmetric IEEE 802.11 n-based WLAN

In Proc. IEEE International Conference on Communications (ICC), pp. 1-6, 2016
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E. Jurrus, N. Hodas, N. Baker, T. Marrinan and M.D. Hoover

Adaptive visual sort and summary of micrographic images of nanoparticles for forensic analysis

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T. Marrinan, J.R. Beveridge, B. Draper, M. Kirby and C. Peterson

Flag-based detection of weak gas signatures in long-wave infrared hyperspectral image sequences.

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Y-.H. Xiao, L. Huang, J. Xie and and H. C. So

Accurate Asymptotic Analysis for Johns Test in Multichannel Signal Detection

In Proc. IEEE Int. Conf. Acoust., Speech, Signal Process. (ICASSP), pp. 4358-4362, 2016
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T. Hasija, Y. Song, P.J. Schreier and D. Ramírez

Bootstrap-based detection of the number of signals correlated across multiple data sets

In Proc. Asilomar Conf. Signals Syst. Computers, 2016
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C. Lameiro, I. Santamaría, W. Utschick and P.J. Schreier

Maximally improper interference in underlay cognitive radio networks

In Proc. IEEE Int. Conf. Acoustics, Speech and Signal Process., 2016
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Y. Song, T. Hasija, P.J. Schreier and D. Ramírez

Determining the number of signals correlated across multiple data sets for small sample support

In Proc. Eur. Signal Process. Conf., 2016
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T. Hasija, Y. Song, P.J. Schreier and D. Ramírez

Detecting the dimension of the subspace correlated across multiple data sets in the sample poor regime

In Proc. IEEE Work. Stat. Signal Process., 2016
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M. Stein, J.A. Nossek and K. Barbé

Measurement-driven quality assessment of nonlinear systems by exponential replacement

In Proc. IEEE Int. Instrum. & Meas. Tech. Conf., 2016
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Aaron Pries, David Ramírez and Peter J. Schreier

Detection of cyclostationarity in the presence of temporal or spatial structure with applications to cognitive radio

In Proc. IEEE Int. Conf. Acoustics, Speech and Signal Process., pp. 4249-4253, 2016
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M. Stein, K. Barbé and J.A. Nossek

DOA parameter estimation with 1-bit quantization - Bounds, methods and the exponential replacement

In Proc. ITG Int. Work. Smart Ant., 2016
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J. Tong, Q. Guo, J. Xi, Y. Yu and P.J. Schreier

Choosing the diagonal loading factor for linear signal estimation using cross validation

In Proc. IEEE Int. Conf. Acoustics, Speech and Signal Process., 2016
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M. Stein, S. Bar, J.A. Nossek and J. Tabrikian

Performance analysis for pilot-based 1-bit channel estimation with unknown quantization threshold

In Proc. IEEE Int. Conf. Acoustics, Speech and Signal Process., 2016
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L. Zhang, M. Stein and J.A. Nossek

Asymptotic performance analysis for 1-bit Bayesian smoothing

In Proc. IEEE Int. Conf. Acoustics, Speech and Signal Process., 2016
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M. Rezaee, P. J. Schreier, M. Guillaud and B. Clerckx

A simple DoF-achievable scheme for the Gaussian interference channel with delayed CSIT

In Proc. IEEE Global Communications Convference: Communication Theory, 2015
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T. Marrinan, J.R. Beveridge, B. Draper, M. Kirby and C. Peterson

Flag Manifolds for the Characterization of Geometric Structure in Large Data Sets

In Numerical Mathematics and Advanced Applications-ENUMATH 2013, pp. 457-465, Springer, 2015
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A. Lenz, M. Stein and J.A. Nossek

Signal parameter estimation performance under a sampling rate constraint

In Asilomar Conf. Signals Syst. Computers, 2015
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J. Fanjul, C. Lameiro, I. Santamaría, J.A. García-Naya and L. Castedo

An Experimental Evaluation of Broadband Spatial IA for uncoordinated MIMO-OFDM Systems

In Proc. IEEE Int. Conf. Digital Signal Process., 2015
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C. Lameiro, I. Santamaría and P.J. Schreier

Analysis of maximally improper signalling schemes for underlay cognitive radio

In Proc. IEEE Int. Conf. Comm., 2015
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D. Ramírez, P. J. Schreier, J. Vía, I. Santamaría and L. L. Scharf

An asymptotic LMPI test for cyclostationarity detection with application to Cognitive Radio (invited paper)

In Proc. IEEE Int. Conf. Acoustics, Speech and Signal Process., 2015
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N. Roseveare and P. J. Schreier

Model-order selection for analyzing correlation between two data sets using CCA with PCA preprocessing

In Proc. IEEE Int. Conf. Acoustics, Speech and Signal Process., 2015
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Y. Song, P. J. Schreier and N. Roseveare

Determining the number of correlated signals between two data sets using PCA-CCA when sample support is extremely small

In Proc. IEEE Int. Conf. Acoustics, Speech and Signal Process., 2015
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S. Theiler, M. Stein and J.A. Nossek

Ranging with high accuracy and without ambiguities

In Proc. IEEE Work. Pos. Nav. & Com., 2015
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Björn S. Rüffer and Rudolf Sailer

Input-to-State Stability for Discrete-Time Monotone Systems

In Proc. 21st Int. Symp. Mathematical Theory of Networks and Systems (MTNS), 2014
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T. Marrinan, B. Draper, J.R. Beveridge, M. Kirby and C. Peterson

Finding the Subspace Mean or Median to Fit Your Need

In CVPR, pp. 1082-1089, 2014
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D. Ramírez, P. J. Schreier, J. Vía, I. Santamaría and L. L. Scharf

A Regularized Maximum Likelihood Estimator for the Period of a Cyclostationary Process

In Proc. Asilomar Conf. Signals Syst. Computers, 2014
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C. Lameiro, W. Utschick and I. Santamaría

Interference-Temperature Limit for Cognitive Radio Networks with MIMO Primary Users

In Proc. Asilomar Conf. Signals Syst. Computers, 2014
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S. Dähne, V. V. Nikulin, D. Ramírez, P. J. Schreier, K.-R. Müller and S. Haufe

Optimizing spatial filters for the extraction of envelope-coupled neural oscillations

In Proc. Int. Work. Pattern Recognition In Neuroimaging, 2014
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J. Tong, Q. Guo, P.J. Schreier and J. Xi

Regularized successive interference cancellation (SIC) under mismatched modeling

In Proc. IEEE Work. Stat. Signal Process., 2014
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D. Ramírez, L. L. Scharf, J. Vía, I. Santamaría and P. J. Schreier

An asymptotic GLRT for the detection of cyclostationary signals

In Proc. IEEE Int. Conf. Acoustics, Speech and Signal Process., 2014
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C. Lameiro, I. Santamaría and W. Utschick

Interference Shaping Constraints for Underlay MIMO Interference Channels

In Proc. IEEE Int. Conf. Acoustics, Speech and Signal Process., 2014
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M. Stein, A. Lenz, A. Mezghani and J.A. Nossek

Optimum analog receive filters for detection and inference under a sampling rate constraint

In Proc. IEEE Int. Conf. Acoustics, Speech and Signal Process., 2014
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C. Lameiro, W. Utschick and I. Santamaría

Spatial Shaping and Precoding Design for Underlay MIMO Interference Channels

In Proc. Int. ITG Work. Smart Antennas, 2014
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M. Stein, M. Castañeda and J.A. Nossek

Information-preserving spatial filtering for direction-of-arrival estimation

In Proc. ITG Int. Work. Smart Ant., 2014
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M. Stein and J.A. Nossek

Will the 1-bit GNSS receiver prevail?

In Proc. of IEEE/ION PLANS 2014, 2014
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Alexander Yu., Alexey S. Matveev, Antoine Chaillet and Björn S. Rüffer

Input-dependent stability analysis of systems with saturation in feedback

In Proc. 52nd IEEE Conf. Decis. Control, pp. 5903-5908, 2013
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Anders Rantzer, Björn S. Rüffer and Gunther Dirr

Separable Lyapunov functions for monotone systems

In Proc. 52nd IEEE Conf. Decis. Control, pp. 4590-4594, 2013
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Antoine Chaillet, Alexander Yu. and Björn S. Rüffer

A Razumikhin approach for the incremental stability of delayed nonlinear systems

In Proc. 52nd IEEE Conf. Decis. Control, pp. 1596-1601, 2013
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H. Ito and B.S. Rüffer

A Two-Phase Approach to Stability of Networks Given in iISS Framework: Utilization of a Matrix-Like Criterion

In Proc. IEEE American Contr. Conf., pp. 4838-4843, 2013
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J. Tong and P.J. Schreier

Linear equalization in communications with mismatched modeling using Krylov subspace expansion

In Proc. IEEE Wireless Comm. Networking Conf. (WCNC), 2013
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M. Castañeda, M. Stein, F. Antreich, E. Tasdemir, L. Kurz, T.G. Noll and J.A. Nossek

Joint space-time interference mitigation for embedded multi-antenna GNSS receivers

In ION GNSS+, 2013
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C. Lameiro, Ó. González and I. Santamaría

An Interference Alignment Algorithm for Structured Channels

In Proc. IEEE Work. Signal Process. Advances in Wireless Comm., 2013
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C. Lameiro and I. Santamaría

Degrees-of-Freedom for the 4-User SISO Interference Channel with Improper Signaling

In Proc. IEEE Int. Conf. Comm., 2013
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Alma Eguizabal, Pilar Garcia-Allende, Karin Jentoft, Panagiotis Symvoulidis, Jose Lopez-Higuera, Vasilis Ntziachristos and Olga M. Conde

Principal Component Analysis to extract blood oxygenation from theoretical modeling of total diffuse reflectance spectra

In European Conferences on Biomedical Optics, 2013
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D. Ramírez, P. J. Schreier, J. Vía and V. V. Nikulin

Power-CCA: Maximizing the Correlation Coefficient between the Power of Projections

In Proc. IEEE Int. Conf. Acoustics, Speech and Signal Process., 2013
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Eusebio Real, Alma Eguizabal, Alejandro Ponton, J. Fernando Val-Bernal, Marta Mayorga, Jose Revuelta, Jose Lopez-Higuera and Olga Conde

Optical Coherence Tomography Assessment of Vessel Wall Degradation in Aneurysmatic Thoracic Aortas

In European Conferences on Biomedical Optics, 2013
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Ó. González, C. Lameiro, J. Vía, C. Beltrán and I. Santamaría

Computing the Degrees of Freedom for Arbitrary MIMO Interference Channels

In Proc. IEEE Int. Conf. Acoustics, Speech and Signal Process., 2013
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M. Stein, F. Wendler, A. Mezghani and J.A. Nossek

Quantization-loss reduction for signal parameter estimation

In Proc. IEEE Int. Conf. Acoustics, Speech and Signal Process., 2013
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M. Stein, A. Mezghani and J.A. Nossek

Quantization-loss analysis for array signal-source localization

In Proc. ITG Int. Work. Smart Ant., 2013
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Alma Eguizabal, Ashley M. Laughney, P. Beatriz Garcia-Allende, Venkataramanan Krishnaswamy, Wendy A. Wells, Keith D. Paulsen, Brian W. Pogue, Jose Lopez-Higuera and Olga M. Conde

Linear classifier and textural analysis of optical scattering images for tumor classification during breast cancer extraction

In SPIE Photonics West BIOS, VIII Biomedical Applications of Light Scattering, 2013
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Alma Eguizabal, Ashley M. Laughney, Venkataramanan Krishnaswamy, Wendy A. Wells, Keith D. Paulsen, Brian W. Pogue, Jose Lopez-Higuera and Olga M. Conde

Fractal analysis of scatter imaging signatures to distinguish breast pathologies

In SPIE Photonics West BIOS, VIII Biomedical Applications of Light Scattering, 2013
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F. Wendler, M. Stein, A. Mezghani and J.A. Nossek

Quantization-loss reduction for 1-bit BOC positioning

In ION Int. Tech. Meet., 2013
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S.N. Dashkovskiy, B.S. Rüffer and F.R. Wirth

Small gain theorems for large scale systems and construction of ISS Lyapunov functions

In Proc. 51st IEEE Conf. Decis. Control, pp. 4165-4170, 2012
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H. Ito, Z.P. Jiang, S.N. Dashkovskiy and B.S. Rüffer

A cyclic small-gain condition and an equivalent matrix-like criterion for iISS networks

In Proc. 51st IEEE Conf. Decis. Control, pp. 4158-4164, 2012
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B.S. Rüffer, N. van de Wouw and M. Mueller

From convergent dynamics to incremental stability

In Proc. 51st IEEE Conf. Decis. Control, pp. 2958-2963, 2012
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D. Ramírez, P. J. Schreier, J. Vía and I. Santamaría

GLRT For Testing Separability Of A Complex-Valued Mixture Based On The Strong Uncorrelating Transform

In Proc. IEEE Int. Work. Machine Learning for Signal Process., 2012
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S. C. Olhede, D. Ramírez and P. J. Schreier

The Random Monogenic Signal

In Proc. IEEE Int. Conf. Image Process., 2012
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C. Lameiro, Ó. González, J. Vía, I. Santamaría and R.W. Heath Jr

Pre- and Post-FFT Interference Leakage Minimization for MIMO OFDM Networks

In Proc. Int. Symp. Wireless Comm. Syst., 2012
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D. Ramírez, J. Iscar, J. Vía, I. Santamaría and L. L. Scharf

The Locally Most Powerful Invariant Test for Detecting a rank-P Gaussian Signal in White Noise

In Proc. IEEE Sensor Array and Multichannel Signal Process. Work., 2012
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J. Manco-Vásquez, M. Lazaro-Gredilla, D. Ramírez, J. Vía and I. Santamaría

Bayesian Multiantenna Sensing for Cognitive Radio

In Proc. IEEE Sensor Array and Multichannel Signal Process. Work., 2012
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C. Lameiro, J. Vía and I. Santamaría

A Distributed Algorithm for Two-Way Multiple-Relay Networks

In Proc. IEEE Sensor Array and Multichannel Signal Process. Work., 2012
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Alma Eguizabal, Ashley M. Laughney, P. Beatriz Garcia-Allende, Venkataramanan Krishnaswamy, Wendy A. Wells, Keith D. Paulsen, Brian W. Pogue, Jose M. Lopez-Higuera and Olga M. Conde

ICA-guided delineation of breast cancer pathology

In IEEE 9th International Symposium on Biomedical Imaging, 2012
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Alma Eguizabal, Ashley M. Laughney, P. Beatriz Garcia-Allende, Venkataramanan Krishnaswamy, Wendy A. Wells, Keith D. Paulsen, Brian W. Pogue, Jose M. Lopez-Higuera and Olga M. Conde

Textural analysis of optical scattering for identification of cancer in breast surgical specimens

In IEEE 9th International Symposium on Biomedical Imaging, 2012
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C. Enneking, M. Stein, M. Castañeda, F. Antreich and J.A. Nossek

Multi-Satellite Time-Delay Estimation for Reliable High-Resolution GNSS Receivers

In Proceedings of IEEE/ION PLANS 2012, 2012
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D. Ramírez, J. Vía and I. Santamaría

The Locally Most Powerful Test For Multiantenna Spectrum Sensing With Uncalibrated Receivers

In Proc. IEEE Int. Conf. Acoustics, Speech and Signal Process., 2012
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Ó. González, C. Lameiro, J. Vía, I. Santamaría and R.W. Heath Jr

Interference Leakage Minimization for Convolutive MIMO Interference Channels

In Proc. IEEE Int. Conf. Acoustics, Speech and Signal Process., 2012
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J. Tong and P.J. Schreier

Regularized linear equalization for multipath channels with imperfect channel estimation

In Proc. IEEE Int. Conf. Acoustics, Speech and Signal Process., pp. 3009-3012, 2012
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Alma Eguizabal, Ashley M. Laughney, P. Beatriz Garcia-Allende, Venkataramanan Krishnaswamy, Wendy A. Wells, Keith D. Paulsen, Brian W. Pogue, Jose Lopez-Higuera and Olga M. Conde

Blind breast tissue diagnosis using independent component analysis of localized backscattering response

In SPIE Photonics West BIOS, VI Biomedical Applications of Light Scattering, 2012
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Alma Eguizabal, Ashley M. Laughney, P. Beatriz Garcia-Allende, Venkataramanan Krishnaswamy, Wendy A. Wells, Keith D. Paulsen, Brian W. Pogue, Jose Lopez-Higuera and Olga M. Conde

Enhanced tumor contrast during breast lumpectomy provided by independent component analysis of localized reflectance measures

In SPIE Photonics West 2012-BIOS, VI Biomedical Applications of Light Scattering, 2012
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H. Ito, Z.P. Jiang, S.N. Dashkovskiy and B.S. Rüffer

A Small-Gain Theorem and Construction of Sum-Type Lyapunov Functions for Networks of iISS Systems

In Proc. IEEE American Contr. Conf., pp. 1971-1977, 2011
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G. Vazquez-Vilar, D. Ramírez, R. López-Valcarce, J. Vía and I. Santamaría

Spatial rank estimation in Cognitive Radio Networks with uncalibrated multiple antennas (invited paper)

In Proc. Int. Conf. on Cognitive Radio and Advanced Spectrum Management, 2011
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G. Vazquez-Vilar, D. Romero, R. López-Valcarce, D. Ramírez, J. Vía, I. Santamaría and J. Sala

Recent advances in multiantenna spectrum sensing: complexity, noise uncertainty, and signal rank issues

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J. A. García-Naya, L. Castedo, Ó. González, D. Ramírez and I. Santamaría

Experimental Evaluation of Interference Alignment Under Imperfect Channel State Information

In Proc. Eur. Signal Process. Conf., 2011
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J. Tong, P.J. Schreier and S.R. Weller

Precoder design and convergence analysis of MIMO systems with Krylov subspace receivers

In Proc. IEEE Int. Symp. Inform. Theory, pp. 2914-2918, 2011
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D. Ramírez, J. Vía, I. Santamaría and L. L. Scharf

Multi-Sensor Beamsteering Based on the Asymptotic Likelihood for Colored Signals

In Proc. IEEE Work. Stat. Signal Process., 2011
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D. Ramírez, G. Vazquez-Vilar, R. López-Valcarce, J. Vía and I. Santamaría

Multiantenna detection under noise uncertainty and primary user's spatial structure

In Proc. IEEE Int. Conf. Acoustics, Speech and Signal Process., 2011
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D. Ramírez, J. Vía, I. Santamaría and L. L. Scharf

Multiple-Channel Detection of a Gaussian Time Series over Frequency-Flat Channels

In Proc. IEEE Int. Conf. Acoustics, Speech and Signal Process., 2011
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C. Lameiro, A. Nazábal, F. Gholam, J. Vía and I. Santamaría

Capacity Region of the Two-Way Multi-Antenna Relay Channel with Analog Tx-Rx Beamforming

In Proc. Int. ICST Conf. Mobile Lightweight Wireless Syst., 2011
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J. Tong, P.J. Schreier, S.R. Weller and L.L. Scharf

Linear precoding for time-varying MIMO channels with low-complexity receivers

In Proc. IEEE Int. Conf. Acoustics, Speech and Signal Process., pp. 3092-3095, 2011
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Ó. González, D. Ramírez, I. Santamaría, J. A. García-Naya and L. Castedo

Experimental Validation of Interference Alignment Techniques using a Multiuser MIMO Testbed

In Proc. Int. ITG Work. on Smart Antennas, 2011
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D. Ramírez, J. Vía and I. Santamaría

Multiantenna spectrum sensing: The case of wideband rank-one primary signals

In Proc. IEEE Sensor Array and Multichannel Signal Process. Work., 2010
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J. Vía, D. Ramírez, I. Santamaría and L. Vielva

Improperness Measures for Quaternion Random Vectors

In Proc. IEEE Int. Work. Machine Learning for Signal Process., 2010
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I. Santamaría, J. Vía, A. Nazábal and C. Lameiro

Capacity region of the multiantenna Gaussian broadcast channel with analog TX-RX beamforming

In Proc. Int. ICST Conf. Comm. and Networking in China, 2010
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D. Ramírez, J. Vía, I. Santamaría, R. López-Valcarce and L. L. Scharf

Multiantenna Spectrum Sensing: Detection of Spatial Correlation Among Time-Series With Unknown Spectra

In Proc. IEEE Int. Conf. Acoustics, Speech and Signal Process., 2010
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J. Vía, D. Ramírez, I. Santamaría and L. Vielva

Widely and semi-widely linear processing of quaternion vectors

In Proc. IEEE Int. Conf. Acoustics, Speech and Signal Process., 2010
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D. Ramírez, J. Vía and I. Santamaría

Coherent Fusion of Information for Optimal Detection in Sensor Networks

In Proc. IEEE Work. Stat. Signal Process., 2009
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D. Ramírez, J. Vía, I. Santamaría and P. Crespo

Entropy and Kullback-Leibler divergence estimation based on Szegö's Theorem

In Proc. Eur. Signal Process. Conf., 2009
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P. Wahlberg and P.J. Schreier

The Wiener filter for locally stationary stochastic processes is rarely locally stationary

In Proc. 17th European Signal Process. Conf., pp. 2465-2469, 2009
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P.J. Schreier, T. Adali and L.L. Scharf

On ICA of improper and noncircular sources

In Proc. IEEE Int. Conf. Acoustics, Speech and Signal Process., pp. 3561-3564, 2009
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L. Ping, J. Tong, X. Yuan and Q. Guo

Impact of signaling schemes on iterative linear minimum-mean-square-error detection

In Proc. IEEE Global Telecomm. Conf., pp. 1-5, 2008
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J. Tong and L. Ping

Iterative detection techniques for clipped OFDM systems

In Proc. IEEE Global Telecomm. Conf., pp. 1-5, 2008
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L. Ping, J. Tong, X. Yuan and Q. Guo

Performance analysis of multi-ary systems with iterative linear minimum-mean-square-error detection

In 5th Int. Symp. Turbo Codes & Rel. Top., pp. 192-197, 2008
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I. Santamaría, V. Elvira, J. Vía, D. Ramírez, J. Pérez, J. Ibáñez, R. Eickhoff and F. Ellinger

Optimal MIMO transmission schemes with adaptive antenna combining in the RF path

In Proc. Eur. Signal Process. Conf., 2008
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J. Tong, Q. Guo and L. Ping

Performance analysis of OFDM-IDMA systems with peak-power limitation

In IEEE 10th Int. Symp. Spread Spectrum Techn. & Appl., pp. 555-559, 2008
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P. Wahlberg and P.J. Schreier

A time-frequency formula for LMMSE filters for nonstationary underspread continuous-time stochastic processes

In Proc. 16th European Signal Process. Conf., 2008
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D. Ramírez, J. Vía and I. Santamaría

Multiple-Channel Signal Detection using the Generalized Coherence spectrum

In Proc. IAPR Work. Cognitive Information Process., 2008
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D. Ramírez, J. Vía and I. Santamaría

A generalization of the magnitude squared coherence spectrum for more than two signals: definition, properties and estimation

In Proc. IEEE Int. Conf. Acoustics, Speech and Signal Process., 2008
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P.J. Schreier

The degree of impropriety (noncircularity) of complex random vectors

In Proc. IEEE Int. Conf. Acoustics, Speech and Signal Process., pp. 3909-3912, 2008
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V.D. Trajkovic, M. Fu and P.J. Schreier

Near-capacity turbo equalization using optimized turbo codes

In Proc. Australasian Telecomm. Netw. Applic. Conf., pp. 480-484, 2007
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P.J. Schreier

Correlation Coefficients for Complex Random Vectors

In Proc. 41st Asilomar Conf. Signals Syst. Computers, pp. 577-581, 2007
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P. Wahlberg and P.J. Schreier

Frequency-domain properties of locally stationary improper second-order stochastic processes

In Proc. 41st Asilomar Conf. Signals Syst. Computers, pp. 1093-1097, 2007
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V.D. Trajkovic, M. Fu and P.J. Schreier

Turbo Equalization With Irregular Turbo Codes

In Proc. 4th Int. Symp. Wireless Comm. Syst., pp. 153-157, 2007
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J. A. García-Naya, T. M. Fernández-Caramés, H. J. Pérez-Iglesias, M. González-López, L. Castedo, D. Ramírez, I. Santamaría, J. Pérez, J. Vía and J. M. Torres-Royo

Performance of STBC transmissions with real data

In Proc. IST Mobile & Wireless Comms. Summit, 2007
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P. Wahlberg and P.J. Schreier

Spectra of multidimensional complex improper (almost) cyclostationary processes

In Proc. IEEE Int. Symp. Inform. Theory, pp. 971-975, 2007
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P.J. Schreier

A New Interpretation of Bilinear Time-Frequency Distributions

In Proc. IEEE Int. Conf. Acoustics, Speech and Signal Process., vol. 3, pp. 1133-1136, 2007
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M.S. Spurbeck, P.J. Schreier and L.L. Scharf

Causal cyclic Wiener filtering

In Proc. 40th Asilomar Conf. Signals Syst. Computers, pp. 1425-1429, 2006
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D. Ramírez, I. Santamaría, J. Pérez, J. Vía, A. Tazón, J. A. Garcia-Naya, T. M. Fernandez-Carames, M. Gonzalez Lopez, H. J. Pérez Iglesias and L. Castedo

A flexible testbed for the rapid prototyping of MIMO baseband modules

In Proc. Int. Symp. on Wireless Comm. Systems, 2006
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J. Tong, L. Ping and X. Ma

Superposition coding with peak-power limitation

In Proc. IEEE Int. Conf. Comm., vol. 4, pp. 1718-1723, 2006
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J. Vía, I. Santamaría, J. Pérez and D. Ramírez

Blind decoding of MISO-OSTBC systems based on principal component analysis

In Proc. IEEE Int. Conf. Acoustics, Speech and Signal Process., 2006
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P.J. Schreier, L.L. Scharf and A. Hanssen

A Statistical Test for Impropriety of Complex Random Signals

In Proc. IEEE Int. Conf. Acoustics, Speech and Signal Process., vol. 3, pp. 796-799, 2006
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J. Tong and L. Ping

Iterative decoding of superposition coding

In 6th Int. Symp. Turbo Codes & Rel. Top., pp. 1-6, 2006
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P.J. Schreier, L.L. Scharf and A. Hanssen

A geometric interpretation of the Rihaczek time-frequency distribution for stochastic signals

In Proc. IEEE Int. Symp. Inform. Theory, pp. 966-969, 2005
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P.J. Schreier

A note on aliasing in higher order spectra

In Proc. 6th Australian Comm. Theory Works., pp. 184-188, 2005
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J. Tong, Y. Gong and S. Sun

An adaptive channel tracking method for MIMO-OFDM systems

In Int. Conf. Comm. Circuits Syst., vol. 1, pp. 354-358, 2004
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P.J. Schreier and L.L. Scharf

Polyspectra of analytic signals

In Proc. IEEE Int. Conf. Acoustics, Speech and Signal Process., vol. 2, pp. 473-476, 2004
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T. McWhorter and P.J. Schreier

Widely-linear beamforming

In Proc. 37th Asilomar Conf. Signals Syst. Computers, vol. 1, pp. 753-759, 2003
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P.J. Schreier, L.L. Scharf, T. Hu and S.D. Voran

Canonical coordinates are the right coordinate system for transform coding of noisy sources

In Proc. IEEE Works. Statistical Signal Proces., pp. 234-237, 2003
[141]

P.J. Schreier, L.L. Scharf and C.T. Mullis

A unified approach to performance comparisons between linear and widely linear processing

In Proc. IEEE Works. Statistical Signal Proces., pp. 114-117, 2003
[142]

P.J. Schreier and L.L. Scharf

The Karhunen-Loève expansion of improper complex random signals with applications in detection

In Proc. IEEE Int. Conf. Acoustics, Speech and Signal Process., vol. 6, pp. 717-720, 2003
[143]

P.J. Schreier and L.L. Scharf

Reducing interference in stochastic time-frequency analysis without losing information

In Proc. 36th Asilomar Conf. Signals Syst. Computers, vol. 2, pp. 1565-1570, 2002
[144]

P.J. Schreier and L.L. Scharf

Canonical coordinates for reduced-rank estimation of improper complex random vectors

In Proc. IEEE Int. Conf. Acoustics, Speech and Signal Process., vol. 2, pp. 1153-1156, 2002
[145]

P.J. Schreier and L.L. Scharf

Low-rank approximation of improper complex random vectors

In Proc. 35th Asilomar Conf. Signals Syst. Computers, vol. 1, pp. 597-601, 2001
[146]

P.J. Schreier and J. Costello

MAP decoding of linear block codes based on a sectionalized trellis of the dual code

In Proc. Int. Zurich Seminar Broadband Comm., pp. 271-278, 2000