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275 Publications
2011 | Conference Paper | LibreCat-ID: 40839
Ramírez D, Santamaría I, García-Naya JA, Castedo L. Experimental Validation of Interference Alignment Techniques using a Multiuser MIMO Testbed. In: Proc. Int. ITG Work. on Smart Antennas. ; 2011. doi:10.1109/WSA.2011.5741921
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2011 | Journal Article | LibreCat-ID: 40826
Wahlberg P, Schreier PJ. Locally stationary harmonizable complex improper stochastic processes. J\ Time Ser\ Anal. 2011;32(1):33–46. doi:10.1111/j.1467-9892.2010.00682.x
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2011 | Journal Article | LibreCat-ID: 40827
Adali T, Schreier PJ, Scharf LL. Complex-Valued Signal Processing: The Proper Way to Deal With Impropriety. {IEEE} {T}rans\ {S}ignal\ {P}rocess. 2011;59(11):5101–5125. doi:10.1109/TSP.2011.2162954
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2011 | Journal Article | LibreCat-ID: 40825
Rüffer BS, Wirth FR. Stability verification for monotone systems using homotopy algorithms. Numer Algorithms. 2011;58(4):529–543. doi:10.1007/s11075-011-9468-3
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2011 | Conference Paper | LibreCat-ID: 40829
Vazquez-Vilar G, Romero D, López-Valcarce R, et al. Recent advances in multiantenna spectrum sensing: complexity, noise uncertainty, and signal rank issues. In: Int. Work. COST Action IC0902. ; 2011.
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2011 | Conference Paper | LibreCat-ID: 40824
Ito H, Jiang Z-P, Dashkovskiy SN, Rüffer BS. A Small-Gain Theorem and Construction of Sum-Type Lyapunov Functions for Networks of iISS Systems. In: Proc. IEEE American Contr. Conf. ; 2011:1971–1977.
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2010 | Journal Article | LibreCat-ID: 40843
Ramírez D, Vía J, Santamaría I, Scharf LL. Detection of Spatially Correlated Gaussian Time Series. {IEEE} {T}rans\ {S}ignal\ {P}rocess. 2010;58(10):5006–5015. doi:10.1109/TSP.2010.2053360
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2010 | Conference Paper | LibreCat-ID: 40842
Ramírez D, Vía J, Santamaría I. Multiantenna spectrum sensing: The case of wideband rank-one primary signals. In: Proc.\ IEEE Sensor Array and Multichannel Signal Process. Work. ; 2010. doi:10.1109/SAM.2010.5606502
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2010 | Conference Paper | LibreCat-ID: 40849
Vía J, Ramírez D, Santamaría I, Vielva L. Widely and semi-widely linear processing of quaternion vectors. In: Proc.\ IEEE Int.\ Conf.\ Acoustics, Speech and Signal Process. ; 2010. doi:10.1109/ICASSP.2010.5495787
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2010 | Book | LibreCat-ID: 40840
Schreier PJ, Scharf LL. Statistical Signal Processing of Complex-Valued Data: The Theory of Improper and Noncircular Signals. Cambridge University Press; 2010.
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2010 | Journal Article | LibreCat-ID: 40841
Tong J, Ping L. Performance analysis of superposition coded modulation. Physical Comm. 2010;3(3):147–155. doi:10.1016/j.phycom.2009.08.008
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2010 | Journal Article | LibreCat-ID: 40850
Wahlberg P, Schreier PJ. On Wiener filtering of certain locally stationary stochastic processes. Signal Process. 2010;90(3):885–890. doi:10.1016/j.sigpro.2009.09.013
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2010 | Conference Paper | LibreCat-ID: 40848
Ramírez D, Vía J, Santamaría I, López-Valcarce R, Scharf LL. Multiantenna Spectrum Sensing: Detection of Spatial Correlation Among Time-Series With Unknown Spectra. In: Proc.\ IEEE Int.\ Conf.\ Acoustics, Speech and Signal Process. ; 2010. doi:10.1109/ICASSP.2010.5496151
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2010 | Journal Article | LibreCat-ID: 40847
Vía J, Ramírez D, Santamaría I. Properness and Widely Linear Processing of Quaternion Random Vectors. IEEE Trans\ Inform\ Theory. 2010;56(7):3502–3515. doi:10.1109/TIT.2010.2048440
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2010 | Journal Article | LibreCat-ID: 40844
Tong J, Ping L, Zhang Z, Bhargava VK. Iterative soft compensation for OFDM systems with clipping and superposition coded modulation. IEEE Trans\ Comm. 2010;58(10):2861–2870. doi:10.1109/TCOMM.2010.083110.09296
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2010 | Conference Paper | LibreCat-ID: 40845
Vía J, Ramírez D, Santamaría I, Vielva L. Improperness Measures for Quaternion Random Vectors. In: Proc.\ IEEE Int.\ Work. Machine Learning for Signal Process. ; 2010. doi:10.1109/MLSP.2010.5589225
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2010 | Conference Paper | LibreCat-ID: 40846
Santamaría I, Vía J, Nazábal A, Lameiro C. 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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2009 | Conference Paper | LibreCat-ID: 40857
Schreier PJ, Adali T, Scharf LL. On ICA of improper and noncircular sources. In: Proc.\ IEEE Int.\ Conf.\ Acoustics, Speech and Signal Process. ; 2009:3561–3564. doi:10.1109/ICASSP.2009.4960395
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2009 | Journal Article | LibreCat-ID: 40851
Wahlberg P, Schreier PJ. Gabor discretization of the Weyl product for modulation spaces and filtering of nonstationary stochastic processes. Appl\ Comput\ Harmon\ Anal. 2009;26(1):97–120. doi:10.1016/j.acha.2008.02.005
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2009 | Journal Article | LibreCat-ID: 40854
Ping L, Tong J, Yuan X, Guo Q. Superposition coded modulation and iterative linear MMSE detection. IEEE J\ Select\ Areas Comm. 2009;27(6):995–1004. doi:10.1109/JSAC.2009.090817
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2009 | Journal Article | LibreCat-ID: 40856
Tong J, Ping L, Ma X. Superposition coded modulation with peak-power limitation. IEEE Trans\ Inform\ Theory. 2009;55(6):2562–2576. doi:10.1109/TIT.2009.2018224
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2009 | Conference Paper | LibreCat-ID: 40852
Ramírez D, Vía J, Santamaría I. Coherent Fusion of Information for Optimal Detection in Sensor Networks. In: Proc.\ IEEE Work.\ Stat.\ Signal Process. ; 2009. doi:10.1109/SSP.2009.5278473
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2009 | Conference Paper | LibreCat-ID: 40853
Ramírez D, Vía J, Santamaría I, Crespo P. Entropy and Kullback-Leibler divergence estimation based on Szegö’s Theorem. In: Proc.\ Eur.\ Signal Process.\ Conf. ; 2009.
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2009 | Conference Paper | LibreCat-ID: 40855
Wahlberg P, Schreier PJ. The Wiener filter for locally stationary stochastic processes is rarely locally stationary. In: Proc. 17th\ European Signal Process.\ Conf. ; 2009:2465–2469.
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2008 | Conference Paper | LibreCat-ID: 40868
Ramírez D, Vía J, Santamaría I. Multiple-Channel Signal Detection using the Generalized Coherence spectrum. In: Proc.\ IAPR Work. Cognitive Information Process. ; 2008.
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2008 | Conference Paper | LibreCat-ID: 40866
Tong J, Guo Q, Ping L. Performance analysis of OFDM-IDMA systems with peak-power limitation. In: IEEE 10th\ Int.\ Symp.\ Spread Spectrum Techn.\ & Appl. ; 2008:555–559. doi:10.1109/ISSSTA.2008.109
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2008 | Conference Paper | LibreCat-ID: 40858
Ping L, Tong J, Yuan X, Guo Q. Impact of signaling schemes on iterative linear minimum-mean-square-error detection. In: Proc.\ IEEE Global Telecomm.\ Conf. ; 2008:1–5. doi:10.1109/GLOCOM.2008.ECP.665
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2008 | Journal Article | LibreCat-ID: 40859
Schreier PJ. Bounds on the Degree of Impropriety of Complex Random Vectors. IEEE Signal Process\ Lett. 2008;15:190–193. doi:10.1109/LSP.2007.913134
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2008 | Conference Paper | LibreCat-ID: 40867
Wahlberg P, Schreier PJ. 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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2008 | Conference Paper | LibreCat-ID: 40865
Santamaría I, Elvira V, Vía J, et al. Optimal MIMO transmission schemes with adaptive antenna combining in the RF path. In: Proc.\ Eur.\ Signal Process.\ Conf. ; 2008.
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2008 | Journal Article | LibreCat-ID: 40872
Wahlberg P, Schreier PJ. Spectral Relations for Multidimensional Complex Improper Stationary and (Almost) Cyclostationary Processes. IEEE Trans\ Inform\ Theory. 2008;54(4):1670–1682. doi:10.1109/TIT.2008.917626
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2008 | Journal Article | LibreCat-ID: 40860
Tong J, Guo Q, Ping L. Analysis and design of OFDM-IDMA systems. European Trans\ Comm. 2008;19(5):561–569. doi:10.1002/ett.1304
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2008 | Journal Article | LibreCat-ID: 40870
Schreier PJ. A Unifying Discussion of Correlation Analysis for Complex Random Vectors. {IEEE} {T}rans\ {S}ignal\ {P}rocess. 2008;56(4):1327–1336. doi:10.1109/TSP.2007.909054
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2008 | Journal Article | LibreCat-ID: 40864
Schreier PJ. Polarization Ellipse Analysis of Nonstationary Random Signals. {IEEE} {T}rans\ {S}ignal\ {P}rocess. 2008;56(9):4330–4339. doi:10.1109/TSP.2008.925961
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2008 | Conference Paper | LibreCat-ID: 40869
Ramírez D, Vía J, Santamaría I. 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. doi:10.1109/ICASSP.2008.4518473
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2008 | Conference Paper | LibreCat-ID: 40863
Ping L, Tong J, Yuan X, Guo Q. Performance analysis of multi-ary systems with iterative linear minimum-mean-square-error detection. In: 5th\ Int.\ Symp.\ Turbo Codes & Rel.\ Top. ; 2008:192–197. doi:10.1109/TURBOCODING.2008.4658696
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2008 | Journal Article | LibreCat-ID: 40862
Ramírez D, Santamaría I, Pérez J, et al. 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. 2008;8(9):1149–1164. doi:10.1002/wcm.558
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2008 | Conference Paper | LibreCat-ID: 40861
Tong J, Ping L. Iterative detection techniques for clipped OFDM systems. In: Proc.\ IEEE Global Telecomm.\ Conf. ; 2008:1–5. doi:10.1109/GLOCOM.2008.ECP.225
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2008 | Conference Paper | LibreCat-ID: 40871
Schreier PJ. The degree of impropriety (noncircularity) of complex random vectors. In: Proc.\ IEEE Int.\ Conf.\ Acoustics, Speech and Signal Process. ; 2008:3909–3912. doi:10.1109/ICASSP.2008.4518508
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2007 | Conference Paper | LibreCat-ID: 40873
Trajkovic VD, Fu M, Schreier PJ. Near-capacity turbo equalization using optimized turbo codes. In: Proc.\ Australasian Telecomm. Netw.\ Applic.\ Conf. ; 2007:480–484. doi:10.1109/ATNAC.2007.4665276
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2007 | Conference Paper | LibreCat-ID: 40874
Schreier PJ. Correlation Coefficients for Complex Random Vectors. In: Proc. 41st\ Asilomar Conf.\ Signals Syst.\ Computers. ; 2007:577–581. doi:10.1109/ACSSC.2007.4487279
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2007 | Conference Paper | LibreCat-ID: 40877
García-Naya JA, Fernández-Caramés TM, Pérez-Iglesias HJ, et al. Performance of STBC transmissions with real data. In: Proc. IST Mobile %%STRING%%#38;$ Wireless Comms. Summit. ; 2007. doi:10.1109/ISTMWC.2007.4299296
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2007 | Conference Paper | LibreCat-ID: 40875
Wahlberg P, Schreier PJ. Frequency-domain properties of locally stationary improper second-order stochastic processes. In: Proc. 41st\ Asilomar Conf.\ Signals Syst.\ Computers. ; 2007:1093–1097. doi:10.1109/ACSSC.2007.4487391
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2007 | Journal Article | LibreCat-ID: 40878
Ping L, Guo Q, Tong J. The OFDM-IDMA approach to wireless communication systems. IEEE Wireless Comm. 2007;14(3):18–24. doi:10.1109/MWC.2007.386608
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2007 | Conference Paper | LibreCat-ID: 40876
Trajkovic VD, Fu M, Schreier PJ. Turbo Equalization With Irregular Turbo Codes. In: Proc. 4th\ Int.\ Symp.\ Wireless Comm.\ Syst. ; 2007:153–157. doi:10.1109/ISWCS.2007.4392320
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2007 | Conference Paper | LibreCat-ID: 40881
Schreier PJ. A New Interpretation of Bilinear Time-Frequency Distributions. In: Proc.\ IEEE Int.\ Conf.\ Acoustics, Speech and Signal Process. Vol 3. ; 2007:1133–1136. doi:10.1109/ICASSP.2007.366884
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2007 | Conference Paper | LibreCat-ID: 40880
Wahlberg P, Schreier PJ. Spectra of multidimensional complex improper (almost) cyclostationary processes. In: Proc.\ IEEE Int.\ Symp.\ Inform.\ Theory. ; 2007:971–975. doi:10.1109/ISIT.2007.4557350
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2007 | Journal Article | LibreCat-ID: 40879
Spurbeck MS, Schreier PJ. Causal Wiener filter banks for periodically correlated time series. Signal Process. 2007;87(6):1179–1187. doi:10.1016/j.sigpro.2006.10.008
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2006 | Conference Paper | LibreCat-ID: 40887
Vía J, Santamaría I, Pérez J, Ramírez D. Blind decoding of MISO-OSTBC systems based on principal component analysis. In: Proc.\ IEEE Int.\ Conf.\ Acoustics, Speech and Signal Process. ; 2006. doi:10.1109/ICASSP.2006.1661026
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2006 | Journal Article | LibreCat-ID: 40892
Schreier PJ, Scharf LL. Canonical coordinates for transform coding of noisy sources. {IEEE} {T}rans\ {S}ignal\ {P}rocess. 2006;54(1):235–243. doi:10.1109/TSP.2005.861085
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2006 | Journal Article | LibreCat-ID: 40891
Liu L, Tong J, Ping L. Analysis and optimization of CDMA systems with chip-level interleavers. IEEE J\ Select\ Areas Comm. 2006;24(1):141–150. doi:10.1109/JSAC.2005.858896
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2006 | Conference Paper | LibreCat-ID: 40888
Schreier PJ, Scharf LL, Hanssen A. A Statistical Test for Impropriety of Complex Random Signals. In: Proc.\ IEEE Int.\ Conf.\ Acoustics, Speech and Signal Process. Vol 3. ; 2006:796–799. doi:10.1109/ICASSP.2006.1660774
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2006 | Journal Article | LibreCat-ID: 40890
Ramírez D, Santamaría I. Regularised approach to detection of constant modulus signals in MIMO channels. Electr Lett. 2006;42(3):184–186. doi:10.1049/el:20063870
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2006 | Conference Paper | LibreCat-ID: 40889
Tong J, Ping L. Iterative decoding of superposition coding. In: 6th\ Int.\ Symp.\ Turbo Codes & Rel.\ Top. ; 2006:1–6.
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2006 | Conference Paper | LibreCat-ID: 40883
Spurbeck MS, Schreier PJ, Scharf LL. Causal cyclic Wiener filtering. In: Proc. 40th\ Asilomar Conf.\ Signals Syst.\ Computers. ; 2006:1425–1429. doi:10.1109/ACSSC.2006.354993
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2006 | Conference Paper | LibreCat-ID: 40884
Ramírez D, Santamaría I, Pérez J, et al. A flexible testbed for the rapid prototyping of MIMO baseband modules. In: Proc. Int. Symp. on Wireless Comm. Systems. ; 2006. doi:10.1109/ISWCS.2006.4362407
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2006 | Journal Article | LibreCat-ID: 40882
Schreier PJ, Scharf LL. Higher-order spectral analysis of complex signals. Signal Process. 2006;86(11):3321–3333. doi:10.1016/j.sigpro.2006.02.027
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2006 | Journal Article | LibreCat-ID: 40885
Schreier PJ, Scharf LL, Hanssen A. A generalized likelihood ratio test for impropriety of complex signals. IEEE Signal Process\ Lett. 2006;13(7):433–436. doi:10.1109/LSP.2006.871858
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2006 | Conference Paper | LibreCat-ID: 40886
Tong J, Ping L, Ma X. Superposition coding with peak-power limitation. In: Proc.\ IEEE Int.\ Conf.\ Comm. Vol 4. ; 2006:1718–1723. doi:10.1109/ICC.2006.254967
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2005 | Journal Article | LibreCat-ID: 40896
Schreier PJ, Scharf LL, Mullis CT. Detection and estimation of improper complex random signals. IEEE Trans\ Inform\ Theory. 2005;51(1):306–312. doi:10.1109/TIT.2004.839538
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2005 | Journal Article | LibreCat-ID: 40894
Scharf LL, Schreier PJ, Hanssen A. The Hilbert space geometry of the Rihaczek distribution for stochastic analytic signals. IEEE Signal Process\ Lett. 2005;12(4):297–300. doi:10.1109/LSP.2005.843772
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2005 | Conference Paper | LibreCat-ID: 40893
Schreier PJ, Scharf LL, Hanssen A. A geometric interpretation of the Rihaczek time-frequency distribution for stochastic signals. In: Proc.\ IEEE Int.\ Symp.\ Inform.\ Theory. ; 2005:966–969. doi:10.1109/ISIT.2005.1523481
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2005 | Conference Paper | LibreCat-ID: 40895
Schreier PJ. A note on aliasing in higher order spectra. In: Proc. 6th\ Australian Comm.\ Theory Works. ; 2005:184–188. doi:10.1109/AUSCTW.2005.1624249
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2004 | Conference Paper | LibreCat-ID: 40897
Tong J, Gong Y, Sun S. An adaptive channel tracking method for MIMO-OFDM systems. In: Int.\ Conf.\ Comm.\ Circuits Syst. Vol 1. ; 2004:354–358. doi:10.1109/ICCCAS.2004.1346098
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2004 | Conference Paper | LibreCat-ID: 40898
Schreier PJ, Scharf LL. Polyspectra of analytic signals. In: Proc.\ IEEE Int.\ Conf.\ Acoustics, Speech and Signal Process. Vol 2. ; 2004:473–476. doi:10.1109/ICASSP.2004.1326297
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2003 | Conference Paper | LibreCat-ID: 40903
Schreier PJ, Scharf LL. 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. ; 2003:717–720. doi:10.1109/ICASSP.2003.1201782
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2003 | Conference Paper | LibreCat-ID: 40900
McWhorter T, Schreier PJ. Widely-linear beamforming. In: Proc. 37th\ Asilomar Conf.\ Signals Syst.\ Computers. Vol 1. ; 2003:753–759. doi:10.1109/ACSSC.2003.1292015
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2003 | Conference Paper | LibreCat-ID: 40901
Schreier PJ, Scharf LL, Hu T, Voran SD. Canonical coordinates are the right coordinate system for transform coding of noisy sources. In: Proc.\ IEEE Works.\ Statistical Signal Proces. ; 2003:234–237. doi:10.1109/SSP.2003.1289387
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2003 | Conference Paper | LibreCat-ID: 40902
Schreier PJ, Scharf LL, Mullis CT. A unified approach to performance comparisons between linear and widely linear processing. In: Proc.\ IEEE Works.\ Statistical Signal Proces. ; 2003:114–117. doi:10.1109/SSP.2003.1289353
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2003 | Journal Article | LibreCat-ID: 40899
Schreier PJ, Scharf LL. Stochastic time-frequency analysis using the analytic signal: why the complementary distribution matters. {IEEE} {T}rans\ {S}ignal\ {P}rocess. 2003;51(12):3071–3079. doi:10.1109/TSP.2003.818911
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2003 | Journal Article | LibreCat-ID: 40904
Schreier PJ, Scharf LL. Second-order analysis of improper complex random vectors and processes. {IEEE} {T}rans\ {S}ignal\ {P}rocess. 2003;51(3):714–725. doi:10.1109/TSP.2002.808085
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2002 | Conference Paper | LibreCat-ID: 40905
Schreier PJ, Scharf LL. Reducing interference in stochastic time-frequency analysis without losing information. In: Proc. 36th\ Asilomar Conf.\ Signals Syst.\ Computers. Vol 2. ; 2002:1565–1570. doi:10.1109/ACSSC.2002.1197041
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2002 | Conference Paper | LibreCat-ID: 40906
Schreier PJ, Scharf LL. Canonical coordinates for reduced-rank estimation of improper complex random vectors. In: Proc.\ IEEE Int.\ Conf.\ Acoustics, Speech and Signal Process. Vol 2. ; 2002:1153–1156. doi:10.1109/ICASSP.2002.5744004
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2001 | Conference Paper | LibreCat-ID: 40907
Schreier PJ, Scharf LL. Low-rank approximation of improper complex random vectors. In: Proc. 35th\ Asilomar Conf.\ Signals Syst.\ Computers. Vol 1. ; 2001:597–601. doi:10.1109/ACSSC.2001.986993
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2000 | Conference Paper | LibreCat-ID: 40908
Schreier PJ, Costello, Jr. DJ. MAP decoding of linear block codes based on a sectionalized trellis of the dual code. In: Proc.\ Int.\ Zurich Seminar Broadband Comm. ; 2000:271–278. doi:10.1109/IZSBC.2000.829262
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