PUBLICATIONS BEFORE 2000

              System Identification

  • Zerva, A.P. Petropulu and P.-Y. Bard, "Blind deconvolution methodology for site response evaluation exclusively from ground surface seismic recordings, " Journal of Soil Dynamics and Earthquake Engineering, January 1999. 
  • H. Pozidis and A.P. Petropulu, "System Reconstruction Based on Selected Regions of Discretized Higher Order Spectra," IEEE Trans. on Signal Processing, vol. 46(12), pp. 3360-3377, December 1998. Abstract.
  • A.P. Petropulu and H. Pozidis, "Phase reconstruction from bispectrum slices," IEEE Trans. on Signal Processing, vol. 46(2), pp. 527-531, February 1998. Abstract.
  • A.P. Petropulu and U.R. Abeyratne, "System reconstruction from Higher Order Spectra Slices,"IEEE Trans. on Signal Processing, September 1997. Abstract.
  • H. Pozidis and A.P. Petropulu, "Cross-Spectrum Based Blind Channel Identification,"IEEE Trans. on Signal Processing, vol. 45 (12), pp. 2977-2993, December 1997. Abstract.
  • U.R. Abeyratne, A.P. Petropulu, T. Golas, J.M. Reid, E. Conant and F. Forsberg, "Higher-Order Vs. Second Order Statistics in Ultrasound Image Deconvolution," IEEE Transactions on Ultrasonics, Ferroelectrics, and Frequency Control , November 1997. Abstract.
  • U. R. Abeyratne, A.P. Petropulu and J.M. Reid," On modeling the tissue response from ultrasound b-scan images, " IEEE Trans. on Medical Imaging, vol. 14(4), pp. 479-490, August 1996. Abstract.
  • U. R. Abeyratne, A.P. Petropulu and J.M. Reid," Higher-Order Spectra Based Deconvolution of Ultrasound Images," IEEE Transactions on Ultrasonics, Ferroelectrics, and Frequency Control, vol. 42(6), November 1995. Abstract.
  • S. Subramaniam, A.P. Petropulu and C. Wendt, "Cepstrum based deconvolution for speech dereverberation," IEEE Transactions on Speech and Audio Processing, September 1996. Abstract.
  • A.P. Petropulu, "Noncausal nonminimum phase ARMA modeling of non-Gaussian processes," IEEE Trans. on Signal Processing, vol. 43(8), pp. 1946-1954, August 1995. Abstract.
  • A.P. Petropulu, C.L. Nikias, "Blind deconvolution of stochastic signals using Higher Order cepstra operations," special issue of IEE Proceedings-F on Applications of Higher Order Statistics, vol. 140(6) , pp. 356-361, December 1993. 
  • A.P. Petropulu, C.L. Nikias, "Blind Deconvolution Using Signal Reconstruction from Partial Higher Order Cepstral Information," IEEE Trans. on Signal Processing, vol. 41(6), pp. 2088-2095, June 1993. Abstract.
  • A.P. Petropulu, C.L. Nikias, "Signal reconstruction from the phase of the bispectrum," IEEE Transactions on Signal Processing, vol. 40(3), pp. 601-610, March 1992. Abstract.
  • A.P. Petropulu, C.L. Nikias and J. Proakis, " Efficient Realization of the A-priori Lattice-Ladder Recursive Least Squares Algorithm," IEEE Transactions on Acoustics, Speech and Signal Processing, ASSP-39 (4), pp. 992-996, April 1991. Abstract.
  • A.P. Petropulu and C.L. Nikias, "The complex cepstrum and bicepstrum: analytic performance evaluation in the presence of Gaussian noise," IEEE Transactions on Acoustics, Speech and Signal Processing, special mini-section on higher-order spectra analysis, ASSP-38(7), pp. 1246-1256, July 1990. Abstract.

  • B. Chen, A. P. Petropulu and K.I. Diamantaras, "Error Analysis of SOS-Based MIMO System Identification Algorithm," Thirty Third Annual Asilomar Conference on Signals, Systems, and Computers, PACIFIC GROVE, CA, September 1999.
  • K.I. Diamantaras and A.P. Petropulu, "Blind Two-Input-Two-Output FIR Channel Estimation and Source Separation", IEEE Information Theory Workshop on Detection, Estimation, Classification and Imaging (DECI-99), Santa Fe, NM, February 24-26, 1999. 
  • K.I. Diamantaras, A.P. Petropulu and I. Bradaric, "Blind Equalization of Multiuser CDMA Channels", IEEE Workshop on Signal Processing Advances in Wireless Communications, (SPAWC-99)}, Annapolis, MD, 1999. 
  • H.Pozidis and A.P. Petropulu, "SOS and HOS-Based Blind Equalization of Actual Microwave Radio Channels", IEEE Signal Processing Workshop on HOS, Cezarea, Israel, June 1999. 
  • K. Diamantaras and A.P. Petropulu, "Blind Equalization of Multiuser CDMA Channels: A Frequency-Domain Approach", IEEE International Conference on Acoustics, Speech and Signal Processing - ICASSP'99, March 1999, Phoenix, Arizona, USA. Abstract.
  • I. Bradaric and A.P. Petropulu, "Design of Low Rank Estimators for Third-Order Statistics", IEEE Signal Processing Workshop on HOS, Cezarea, Israel, June 1999. 
  • I. Bradaric, A.P. Petropulu,"Low Rank Approach in System Identification Using Higher-Order Statistics", 9th IEEE Signal Processing Workshop on Statistical Signal and Array Processing, Portland, Oregon, September 14-16, 1998. Abstract.
  • I. Bradaric and A. P. Petropulu, "Subspace design of low rank estimators for higher order statistics", 32nd Annual Conference on Information Sciences and Systems - CISS'98", Princeton University, Princeton, NJ, USA, March 1998. 
  • H. Pozidis and A. P. Petropulu, " Low complexity estimation of bandlimited systems based on trispectrum slices, " 32nd Annual Conference on Information Sciences and Systems - CISS'98", Princeton University, Princeton, NJ, USA, March 1998. Abstract.
  • H. Pozidis and A. P. Petropulu, " Use of selected HOS information for low-variance estimation of bandlimited systems with short data records," International Conference on Acoustics, Speech and Signal Processing , Seattle, WA, USA, May 1998, accepted for publication in the conference proceedings. Abstract.
  • U.R. Abeyratne, A.P. Petropulu, J.M. Reid, "Higher-order statistics for tissue characterization from ultrasound images,'' IEEE Signal Processing Workshop on Higher-Order Statistics , Banff, Alberta, Canada, July 1997. 
  • H. Pozidis and A.P. Petropulu, "Signal Reconstruction from Bispectrum Slices," IEEE Signal Processing Workshop on Higher-Order Statistics , Banff, Alberta, Canada, July 1997. 
  • H. Pozidis and A.P. Petropulu, "Signal Reconstruction from Higher-Order Spectral Information," Conference on Information Sciences and Systems , Baltimore, MD, March 1997. 
  • H. Pozidis and A.P. Petropulu, "Signal reconstruction from phase only information and application to blind system estimation," Int. Conference on Acoustics Speech and Signal Processing, ICASSP'97, Munich, Germany, April 1997. Abstract.
  • A.P. Petropulu and R. Wang, "Modeling the ultrasound backscattered signal using a-stable distributions," IEEE International Ultrasonics Symposium , San Antonio TX, November 1996. 
  • H. Pozidis and A.P. Petropulu, "A Cross-Correlation Based Approach to Blind Equalization: Analytic Performance Evaluation," 30th Asilomar Conf. on Signals, Systems and Computers , Pacific Grove, CA, Nov. 1996. 
  • H. Pozidis and A.P. Petropulu, "The CBEA Algorithm: a Cross-Correlation Based Approach to Blind Equalization and Comparison with Existing Methods," IEEE Military Communications Conference, McLean, Virginia, October 1996. 
  • H. Pozidis and A.P. Petropulu, "Cross-Correlation Based Multichannel Blind Equalization," IEEE Signal Processing Workshop on Statistical Signal and Array Processing , Corfu, Greece, June 1996. 
  • C. Wendt, A.P. Petropulu, " Detection and Speech Segmentation Using the Discrete Wavelet Transform," Proc. International Symposium on Circuits and Systems, ISCAS, Atlanta, May 1996. 
  • H. Pozidis and A.P. Petropulu, " A Cross-Correlation Approach to Blind Equalization," 30-th Annual Conference on Information Sciences and Systems, Princeton, NJ, March 1996. 
  • U.R.Abeyratne and A.P. Petropulu, " Estimating Weighted Higher-Order Cumulant Projections via Second-Order Correlations," 30-th Annual Conference on Information Sciences and Systems, Princeton, NJ, March 1996. 
  • A.P. Petropulu and H. Pozidis " Cross-Correlation Based Estimation of Multipath Propagation Channels," 1996 Adaptive Sensor Array Processing Workshop, MIT Lincoln Lab., Lexington, MA, March 1996. 
  • U.R. Abeyratne and A.P. Petropulu, " Cumulant Projections: a Novel Tool for System Identification," 29th Annual Asilomar Conference on Signals, Systems and Computers, California, October 1995. 
  • H. Pozidis and A.P. Petropulu, " Cross-Spectrum Based Multichannel Blind Equalization," SPIE, First International Symposium on Technologies and Systems for Voice, Video, and Data Communications, Philadelphia, PA, October 1995. 
  • A. Zerva, A.P. Petropulu and U. R. Abeyratne, "Blind deconvolution of seismic signals in site response analysis," Proc. of 5th Intern. Conference on Seismic Zonation, France, October 1995. 
  • R. Pearson and A.P. Petropulu, "Robustness Issues in Bispectral Estimation," IEEE Workshop on Nonlinear Signal and Image Processing, Neos Marmaras, Greece, June 1995. 
  • A. P. Petropulu and H. Pozidis, "Multichannel Blind Equalization of colored signals," IEEE Signal Processing Workshop on Higher-Order Statistics, Girona, Spain, June 1995. 
  • S. Subramaniam, A.P. Petropulu and C. Wendt, "Dereverberation of true speech recordings: a two-channel blind deconvolution approach," IEEE Workshop on Nonlinear Signal and Image Processing, Neos Marmaras, Greece, June 1995, 
  • A.P. Petropulu and O.B. Onal, "Fractionally Sampled Channel Estimation,'' Conference on Information Sciences and Systems (CISS), Baltimore, March 22-24, 1995. 
  • A.P. Petropulu and H. Pozidis, "Multichannel Blind Equalization of Colored Signals," Conference on Information Sciences and Systems (CISS), Baltimore, MD, March 22-24, 1995. 
  • A.P. Petropulu, "Multichannel blind equalization for nonwhite signals," 1995 Workshop on Adaptive Sensor Array Processing, MIT Lincoln Laboratory, Lexington Ma, March 15-17, 1995. 
  • A.P. Petropulu, "Noncausal Nonminimum Phase ARMA Modeling of Non-Gaussian Processes," SPIE International Symposium on Optics, Imaging and Instrumentation, San Diego, July 24-29, 1994 (INVITED). 
  • A.P. Petropulu and R-H Sun, "ARMA Parameter Estimation For Non-Gaussian Non-Minimum Phase Non-Causal Processes," Seventh SP Workshop on Statistical Signal and Array Processing, Quebec City, 1994. 
  • A.P. Petropulu and S. Subramaniam, "Higher-order cepstra-based deconvolution for speech dereverberation," Proc. International Conference on Acoustics Speech and Signal Processing, ICASSP'94, Adelaide Australia 1994. 
  • A.P. Petropulu, ``Identifiability of blind deconvolution of non-white signals,'' Twenty-Seventh Annual Asilomar Conference on Signals, Systems, and Computers, November 1993 (INVITED). 
  • A.P. Petropulu, "Blind deconvolution of nonlinear random signals," IEEE Signal Processing Workshop on Higher-Order Statistics, pp. 205-208, Tahoe, June 1993. 
  • A.P. Petropulu, "Detection of multiple chirp signals based on a slice of the instantaneous higher-order moments," Proc. Sixth SP Workshop on Statistical Signal &Array Processing, pp. 30-33, Victoria, October 1992. 
  • A.P. Petropulu, "Detection of multiple chirp signals based on a slice of the instantaneous higher-order moments," IEEE-SP International Symposium on Time-Frequency and Time-Scale Analysis, Victoria, October 1992. 
  • D.H. Brooks and A.P. Petropulu, "Non-iterative blind deconvolution of colored or deterministic signals using higher-order cepstra and group delay," Proc. Sixth SP Workshop on Statistical Signal &Array Processing, Victoria, October 1992. 
  • A.P. Petropulu, "Detection of transient signals using Discrete Wavelet Transform," Proc. International Conference on Acoustics, Speech and Signal Processing, ICASSP'92, San Francisco CA, March 1992. 
  • A.P. Petropulu, C.L. Nikias, "Blind deconvolution using reconstruction from partial information, based on Higher Order Spectra," Proc. International Conference on Acoustics, Speech and Signal Processing, ICASSP'91, pp. 1757-1760, Toronto Canada, May 1991; also presented at the Third Biennial Central N.E. Council ASSP Miniconference, April 1991. 
  • A.P. Petropulu and C.L. Nikias, "Signal reconstruction from the phase of the bispectrum," Proc. International Conference on Acoustics, Speech and Signal Processing, ICASSP'90, pp. 1567-1570, Albuquerque NM, April 1990. 
  • A.P. Petropulu and C.L. Nikias, "The complex cepstrum and bicepstrum: analytic performance evaluation in the presence of Gaussian noise," Proc. International Conference on Acoustics, Speech and Signal Processing, ICASSP'89, pp. 2337-2340, Scotland, May 1989. 
  • A.P. Petropulu and C.L. Nikias, "Cumulant cepstrum of FM signal and high resolution time delay estimation," Proc. International Conference on Acoustics, Speech and Signal Processing, ICASSP'88, pp. 2642-2645, New York NY, April 1988.

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    Traffic Modeling/Fractional-Order Statistics

  • X. Yang, A. P. Petropulu and V. Adams, "The Extended On/Off Model for High-speed Data Networks", Workshop on Applications of Heavy-tailed Distributions in Economics, Engineering and Statistics, American University, Washington D.C., June 1999. 
  • X. Yang, A.P. Petropulu and V. Adams, "Ethernet traffic modeling based on the power-law Poisson model," Conference on Information Sciences and Systems (CISS), Baltimore, March 1999. 
  • A.P. Petropulu and Y. Jijun "Power-Law Shot Noise And Its Relationship To alpha-Stable Processes", 9th IEEE Signal Processing Workshop on Statistical Signal and Array Processing, Portland, Oregon, September 14-16, 1998. Abstract.
  • Y. Jijun and A. P. Petropulu, " On the relationship between 1/f and alpha-stable processes," International Conference on Acoustics, Speech and Signal Processing , Seattle, WA, USA, May 1998. Abstract.
  • Y. Jijun and A. P. Petropulu, " Blind System Identification in an Impulsive Enviroment from Phase Only Information of alpha-Spectrum"," Conference on Information Sciences and Systems , Baltimore, MD, March 1997. 
  • Y. Jijun and A. P. Petropulu, " A New Method for Blind System Identification in an Impulsive Enviroment," IEEE Signal Processing Workshop on Higher-Order Statistics , Banff, Alberta, Canada, July 1997. Abstract.

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    Ultrasound Imaging

  • A.P. Petropulu, T.Golas and G. Viswhanathan, "Power-Law Shot Noise And Its Application On Modeling Of Ultrasound Echoes", IEEE International Symposium on Time-Frequency Time Scale Analysis,October 1998, Pittsburgh, PA. Abstract.
  • U.R. Abeyratne, A.P. Petropulu, J.M. Reid, "Higher-order statistics for tissue characterization from ultrasound images,'' IEEE Signal Processing Workshop on Higher-Order Statistics , Banff, Alberta, Canada, July 1997. 
  • U.R. Abeyratne, A.P. Petropulu, J.M. Reid, E. Halpern and F. Forsberg, "Higher-Order Statistics Based Approaches for Estimating Scatterer Periodicity and Correlation Structure of Tissue", 21st International Symposium on Ultrasonic Imaging and Tissue Characterization, Arlington, VA, June 1996. 
  • U.R. Abeyratne, A.P. Petropulu, J.M. Reid and T. Golas, "Estimating Imaging Distortions and Tissue Response From Ultrasonic Images", 20th International Symposium on Ultrasonic Imaging and Tissue Characterization, Arlington, VA, June 1995. 
  • U. R. Abeyratne, A.P. Petropulu and J.M. Reid, "Blind deconvolution of ultrasound images," SPIE International Symposium on Optics, Imaging and Instrumentation, San Diego, July 24-29, 1994 (INVITED).
  • U.R. Abeyratne, A.P. Petropulu and J.M. Reid, "Higher-Order Spectra based deconvolution of Ultrasound images," IEEE Workshop on Nonlinear Signal and Image Processing, Neos Marmaras, Greece, June 1995. 
  • A.P. Petropulu, "Higher-order spectra in biomedical signal processing," International Federation of Automatic Control (IFAC) Biomedical Symposium, Galveston, Texas, March 27, 1994 (INVITED).

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    Other

  • C. Dafis, C. Nwankpa, A.P. Petropulu, "Transient Time Extraction and 1/f Scaling of Capacitor Switching Characteristics, IEEE Power Systems Engineering Winter Meeting,1999. Abstract.
  • A. Zerva, A.P. Petropulu and P.-Y. Bard, "Evaluation of site response my means of ground surface seismic recordings,'' Proc. of 6-th US-National Conference on Earthquake Engineering, Seattle WA, 1998. 
  • A. Zerva, A.P. Petropulu and U. Abeyratne, "Blind deconvolution of seismic signals in site response analysis,'' Proc. of 5th Intern. Conference on Seismic Zonation, France, October 1995.