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, “Rational Dither Modulation: a high-rate data-hiding method robust to gain attacks”, IEEE Transactions on Signal Processing, vol. 53, pp. 3960-3975, 2005.
, “The return of the sensitivity attack”, in International Workshop on Digital Watermarking (IWDW), Siena, Italy, 2005, vol. 3710, pp. 260-274.
iwdw05.pdf (190.47 KB)
iwdw05.pdf (190.47 KB), “Robustness Improvement of Known-Host-State Watermarking Using Host Statistics”, in Security, Steganography, and Watermarking of Multimedia Contents, San Jose, California, USA, 2005, vol. 5306, pp. 592-601.
, “Spread-spectrum vs. quantization-based data hiding: misconceptions and implications”, in Security, Steganography, and Watermarking of Multimedia Contents, San Jose, California, USA, 2005, vol. 5306, pp. 592-601.
, “Worst case additive attack against quantization-based data-hiding methods”, in Security, Steganography, and Watermarking of Multimedia Contents, San Jose, California, USA, 2005, vol. 5306, pp. 592-601.
, “Bias analysis and removal of a microphone array based road traffic speed estimator”, in European Signal Processing Conference (EUSIPCO), Vienna, Austria, 2004. biasanalysis.pdf (106.81 KB)
biasanalysis.pdf (106.81 KB), “Blind iterative decoding of side-informed data hiding using the Expectation-Maximization algorithm”, in Security, Steganography, and Watermarking of Multimedia Contents, San Jose, California, USA, 2004, vol. 5306, pp. 805-815. spie04em.pdf (434.03 KB)
spie04em.pdf (434.03 KB), “Blind Turbo Decoding of Side-Informed Data Hiding Using Iterative Channel Estimation”, in International Workshop on Image Analysis for Multimedia Interactive Services (WIAMIS), Lisboa, 2004.
, “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. regular.406.pdf (736.38 KB)
regular.406.pdf (736.38 KB), “Improved Binary Dither-Modulation with perceptual constraints”, in International Workshop on Image Analysis for Multimedia Interactive Services (WIAMIS), Lisboa, Portugal, 2004.
wiamis04_dm.ps (268.36 KB)
wiamis04_dm.ps (268.36 KB), “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. spie04.ps (572.73 KB)
spie04.ps (572.73 KB), “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.
, “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.
, “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. icip03a.pdf (145.04 KB)
icip03a.pdf (145.04 KB), “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.
, “Optimal Data-Hiding Strategies for Games with BER Payoffs”, in International Workshop on Digital Watermarking (IWDW), 2003, vol. 2939 / 2004, pp. 101-116. iwdw03.ps (499.03 KB)
iwdw03.ps (499.03 KB), “Optimal Strategies for Spread-Spectrum and Quantized-Projection image data hiding games with BER Payoffs”, in IEEE International Conference on Image Processing (ICIP), Barcelona, Spain, 2003. icip03b.pdf (142.96 KB)
icip03b.pdf (142.96 KB), “Performance Analysis of Existing and New Methods for Data Hiding with Known-Host Information in Additive Channels”, IEEE Transactions on Signal Processing, vol. 51, pp. 960-980, 2003.
, “Subband hyperstable adaptive IIR filters”, IEEE Transactions on Circuits and Systems II: Analog and Digital Signal Processing, vol. 50, pp. 383–389, 2003.
, “Visible Encryption: Using Paper as a Secure Channel”, in Security and Watermarking of Multimedia Contents, Santa Clara, USA, 2003, vol. 5020.
, “Analysis of Pilot-Based Synchronization Algorithms for Watermarking of Still Images”, Signal Processing: Image Communication, vol. 17, pp. 661-633, 2002.