Publications – Signal & System Theory Group

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. Ramírez 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]	I. Santamaria, J. Via, M. Kirby, T. Marrinan, C. Peterson and L. Scharf Constrained subspace estimation via convex optimization. In 25th European Signal Processing Conference (EUSIPCO), pp. 1200-1204, 2017
[22]	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
[23]	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
[24]	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
[25]	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 In Technologies for Homeland Security (HST), 2016 IEEE Symposium on, pp. 1-6, 2016
[26]	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. In SPIE Defense, Security, and Sensing, 2016
[27]	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
[28]	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
[29]	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
[30]	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
[31]	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
[32]	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
[33]	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
[34]	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
[35]	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
[36]	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
[37]	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
[38]	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
[39]	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
[40]	A. Lenz, M. Stein and J.A. Nossek Signal parameter estimation performance under a sampling rate constraint In Asilomar Conf. Signals Syst. Computers, 2015
[41]	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
[42]	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
[43]	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
[44]	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
[45]	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
[46]	S. Theiler, M. Stein and J.A. Nossek Ranging with high accuracy and without ambiguities In Proc. IEEE Work. Pos. Nav. & Com., 2015
[47]	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
[48]	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
[49]	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
[50]	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
[51]	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
[52]	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
[53]	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
[54]	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
[55]	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
[56]	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
[57]	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
[58]	M. Stein and J.A. Nossek Will the 1-bit GNSS receiver prevail? In Proc. of IEEE/ION PLANS 2014, 2014
[59]	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
[60]	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
[61]	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
[62]	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
[63]	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
[64]	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
[65]	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
[66]	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
[67]	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
[68]	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
[69]	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
[70]	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
[71]	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
[72]	M. Stein, A. Mezghani and J.A. Nossek Quantization-loss analysis for array signal-source localization In Proc. ITG Int. Work. Smart Ant., 2013
[73]	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
[74]	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
[75]	F. Wendler, M. Stein, A. Mezghani and J.A. Nossek Quantization-loss reduction for 1-bit BOC positioning In ION Int. Tech. Meet., 2013
[76]	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
[77]	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
[78]	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
[79]	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
[80]	S. C. Olhede, D. Ramírez and P. J. Schreier The Random Monogenic Signal In Proc. IEEE Int. Conf. Image Process., 2012
[81]	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
[82]	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
[83]	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
[84]	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
[85]	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
[86]	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
[87]	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
[88]	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
[89]	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
[90]	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
[91]	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
[92]	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
[93]	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
[94]	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
[95]	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 In Int. Work. COST Action IC0902, 2011, (Extended abstract).
[96]	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
[97]	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
[98]	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
[99]	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
[100]	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
[101]	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
[102]	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
[103]	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
[104]	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
[105]	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
[106]	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
[107]	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
[108]	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
[109]	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
[110]	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
[111]	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
[112]	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
[113]	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
[114]	J. Tong and L. Ping Iterative detection techniques for clipped OFDM systems In Proc. IEEE Global Telecomm. Conf., pp. 1-5, 2008
[115]	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
[116]	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
[117]	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
[118]	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
[119]	D. Ramírez, J. Vía and I. Santamaría Multiple-Channel Signal Detection using the Generalized Coherence spectrum In Proc. IAPR Work. Cognitive Information Process., 2008
[120]	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
[121]	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
[122]	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
[123]	P.J. Schreier Correlation Coefficients for Complex Random Vectors In Proc. 41st Asilomar Conf. Signals Syst. Computers, pp. 577-581, 2007
[124]	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
[125]	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
[126]	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
[127]	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
[128]	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
[129]	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
[130]	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
[131]	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
[132]	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
[133]	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
[134]	J. Tong and L. Ping Iterative decoding of superposition coding In 6th Int. Symp. Turbo Codes & Rel. Top., pp. 1-6, 2006
[135]	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
[136]	P.J. Schreier A note on aliasing in higher order spectra In Proc. 6th Australian Comm. Theory Works., pp. 184-188, 2005
[137]	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
[138]	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
[139]	T. McWhorter and P.J. Schreier Widely-linear beamforming In Proc. 37th Asilomar Conf. Signals Syst. Computers, vol. 1, pp. 753-759, 2003
[140]	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

Books

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

Journal Articles

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

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

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

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

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

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

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

Two-channel passive detection of cyclostationary signals

Maximally Improper Signaling in Underlay MIMO Cognitive Radio Networks

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

Robust Improper Signaling for Two-user SISO Interference Channels

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

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

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

Multi-antenna Assisted Source Detection with Toeplitz Noise Covariance

Source enumeration in the presence of colored noise

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

Information-Theoretic Analysis of a Family of Improper Discrete Constellations

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

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

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

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

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

Spatial interference shaping for underlay MIMO cognitive networks

A pessimistic approximation for the Fisher information measure

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

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

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

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

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

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

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

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

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

Performance Analysis of Volume-based Spectrum Sensing for Cognitive Radio

Robust Spectrum Sensing for Noncircular Signal in Multiantenna Cognitive Receivers

Experimental evaluation of interference alignment for broadband WLAN systems

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

Detection of multivariate cyclostationarity

Overdemodulation for high-performance receivers with low-resolution ADC

Benefits of Improper Signaling for Underlay Cognitive Radio

A flag representation for finite collections of subspaces of mixed dimensions

Accurate Performance Analysis of Hadamard Ratio Test for Robust Spectrum Sensing

Multi-antenna spectrum sensing by exploiting spatio-temporal correlation

Finding brain oscillations with power dependencies in neuroimaging data

A Quadratically Convergent Method for Interference Alignment in MIMO Interference Channels

Detecting Directionality in Random Fields Using the Monogenic Signal

Optimization and estimation of complex-valued signals

Information-preserving transformations for signal parameter estimation

A lower bound for the Fisher information measure

A Bayesian approach for adaptive multiantenna sensing in cognitive radio networks

Testing blind separability of complex Gaussian mixtures

Neue Anwendungsgebiete für Computer Assisted Surgery (CAS)

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

Convergent Systems vs. Incremental Stability

A unified framework for regularized linear estimation in communication systems

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

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

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

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

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

On the instantaneous frequency of Gaussian stochastic processes

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

Linear precoding for MIMO systems with low-complexity receivers

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

Design and analysis of large MIMO systems with Krylov subspace receivers

Stability verification for monotone systems using homotopy algorithms

Locally stationary harmonizable complex improper stochastic processes

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

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

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

Performance analysis of superposition coded modulation

Detection of Spatially Correlated Gaussian Time Series

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

Properness and Widely Linear Processing of Quaternion Random Vectors

On Wiener filtering of certain locally stationary stochastic processes

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