“Estimation of road vehicle speed using two omnidirectional microphones: a maximum likelihood approach”, EURASIP Journal of Applied Signal Processing, vol. 2004, pp. 1059–1077, 2004.
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“Improved Binary Dither-Modulation with perceptual constraints”, in International Workshop on Image Analysis for Multimedia Interactive Services (WIAMIS), Lisboa, Portugal, 2004.
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“Linear Boundary Extensions for Finite Length Signals and Paraunitary Two-Channel Filter Banks”, IEEE Transactions on Signal Processing, vol. 52, pp. 3213-3226, 2004.
, “Minimum delay spread TEQ design in multicarrier systems”, IEEE Signal Processing Letters, vol. 11, pp. 682–685, 2004.
, “Performance of Coding and Synchronization Schemes for a DVB-S Based Air-Interface in the Railway Environment”, in Vehicular Technology Conference (VTC), Milano, Italy, 2004, vol. 1, pp. 347-351.
, “POLI-MAS: Power-Line Multichannel Audio System”, in International Symposium on Power Line Communications and Its Applications (ISPLC), 2004.
, “Quantifying Security Leaks in Spread Spectrum Data Hiding: A Game Theoretic Approach”, in Security, Steganography, and Watermarking of Multimedia Contents, San Jose, California, USA, 2004, vol. 5306, pp. 592-601.
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“Quantization-based watermarking performance improvement using host statistics: additive noise attack”, in ACM Workshop on Multimedia and Security (MMSEC), Magdeburg, Germany, 2004.
, “Rational Dither Modulation: a novel data-hiding method robust to value-metric attacks”, in IEEE International Workshop on Multimedia Signal Processing, Siena, Italy, 2004, pp. 139-142.
, “Realizable linear and decision feedback equalizers: properties and connections”, IEEE Transactions on Signal Processing, vol. 52, pp. 757–773, 2004.
, “Revealing the true achievable rates of Scalar Costa Scheme”, in IEEE International Workshop on Multimedia Signal Processing, Siena, Italy, 2004, pp. 203-206.
, “Spread Spectrum Watermarking for Real Images: Is Everything So Hopeless?”, in European Signal Processing Conference (EUSIPCO), Vienna, Austria, 2004.
, “Worst case additive attack against quantization-based watermarking techniques”, in IEEE International Workshop on Multimedia Signal Processing, Siena, Italy, 2004, pp. 135-138.
, “An algorithm for unit-norm equation-error system identification based on the method of multipliers”, IEEE Transactions on Signal Processing, vol. 51, pp. 3080–3085, 2003.
, “On the applicability to correlated sources of a blind channel equalization method robust to order overestimation”, in IFAC Symposium on System Identification, Rotterdam, the Netherlands, 2003.
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“Blind iterative decision feedback equalizers for block QAM transmission systems”, in Baiona Workshop on Signal Processing in Communications, Baiona, Pontevedra, Spain, 2003, pp. 57–62.
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“Characterization of the Railroad Satellite Channel within the FIFTH Project”, in IST Mobile & Wireless Communications Summit, Aveiro, Portugal, 2003.
, “Digital image data hiding using side information”, University of Vigo, Spain, 2003.
, “Dither-Modulation Data hiding with distortion-compensation: exact performance analysis and an improved detector for JPEG attacks.”, in IEEE International Conference on Image Processing (ICIP), Barcelona, Spain, 2003.
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“DVB-S Air Interface over Railroad Satellite Channel: Performance and Extensions”, in Baiona Workshop on Signal Processing in Communications, Baiona, Spain, 2003.
, “Feedback Timing Synchronization for IF-Sampled Systems”, in International Workshop on Signal Processing for Space Communications (SPSC), 2003.
, “Hexagonal Quantizers are not Optimal for 2-D Data Hiding”, in Security and Watermarking of Multimedia Contents, Santa Clara, USA, 2003, vol. 5020.
, “The Importance of aliasing in structured quantization index modulation data hiding (invited lecture)”, in International Workshop on Digital Watermarking (IWDW), 2003, vol. 2939 / 2004, pp. 1-17.
, “Indoor Image Acquisition and Distribution System”, in International Symposium on Power Line Communications and Its Applications (ISPLC), 2003.
, “Link Design for Satellite Based Services in the Fast Train Environment”, in International Conference on Advanced Satellite Mobile Systems (ASMS), ESRIN, Frascati, Italy, 2003.
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