[This page is no longer being updated.  Go to my homepage for my current contact information or to my list of publications to download papers.  -- SCD]


Publications on Blind Source Separation, Deconvolution/Equalization, and Subspace Analysis -- Scott C. Douglas

Book Chapters
  1. S.C. Douglas and S. Amari, ``Natural Gradient Adaptation,'' in Unsupervised Adaptive Filtering, Vol. I:  Blind Source Separation, S. Haykin, ed. (New York:  Wiley, 2000), pp. 13-61.
  2. S.C. Douglas and S. Haykin, ``Relationships Between Blind Deconvolution and Blind Source Separation,'' in Unsupervised Adaptive Filtering, Vol II:  Blind Deconvolution,S. Haykin, ed. (New York:  Wiley, 2000), pp. 113-145.
  3. S.C. Douglas, ````Adaptive Algorithms and Architectures for Blind Signal Separation and Blind Deconvolution,'' to appear in The Neural Networks for Signal Processing Handbook, Y.-H. Hu and J.-N. Hwang, eds. (Boca Raton, FL: CRC/IEEE Press, 2001, to be published).

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Technical Reports
  1. S.C. Douglas, A. Cichocki, and S. Amari, ``Self-Whitening Adaptive Equalization and Deconvolution Algorithms,'' Technical Report No. EE-99-001, Dept. of Electrical Engineering, Southern Methodist University, Dallas, TX, January 1999.(Postscript, 534K, 35 pages)
  2. S. Amari, S.C. Douglas, and A. Cichocki, ``Multichannel Blind Deconvolution and Source Separation with the Natural Gradient,'' Technical Report No. EE-99-002, Dept. of Electrical Engineering, Southern Methodist University, Dallas, TX, January 1999.
  3. S.C. Douglas, S. Amari, and S.-Y. Kung, ``Gradient Adaptation With Unit-Norm Constraints,'' Technical Report No. EE-99-003, Dept. of Electrical Engineering, Southern Methodist University, Dallas, TX, February 1999.(Postscript, 448K, 33 pages)
Journal Publications
  1. S.C. Douglas, A. Cichocki, and S. Amari, ``Fast-Convergence Filtered-Regressor Algorithms for Blind Equalisation,'' Electronics Letters, vol. 32, no. 23, pp. 2114-2115, 7th November 1996. (Postscript, 173K, 6 pages)
  2. S.C. Douglas and A. Cichocki, ``Neural Networks for Blind Decorrelation of Signals,'' IEEE Trans. Signal Processing, vol. 45, no. 11, pp. 2829-2842, November 1997. (Postscript, 557K, 30 pages)
  3. S.C. Douglas and A. Cichocki, ``On-Line Step Size Selection for Training Adaptive Systems,'' IEEE Signal Processing Mag., vol. 14, no. 6, pp. 45-46, November 1997.
  4. S.C. Douglas, A. Cichocki, and S. Amari, ``A Bias Removal Technique for Blind Source Separation with Noisy Measurements,'' Electronics Letters, vol. 34, no. 14, pp. 1379-1380, July 1998.(Postscript, 141K, 6 pages)
  5. A. Cichocki, S.C. Douglas, and S. Amari, ``Robust Techniques for Independent Component Analysis (ICA) with Noisy Data,'' Neurocomputing, vol. 23, no. 1-3, pp. 113-129, November 1998.
  6. S.C. Douglas, S.-Y. Kung, and S. Amari, ``A Self-Stabilized Minor Subspace Rule,'' IEEE Signal Processing Letters, vol. 5, no. 12, pp. 328-330, December 1998.(Postscript, 161K, 6 pages)
  7. S.C. Douglas, A. Cichocki, and S. Amari, ``Self-Whitening Algorithms for Adaptive Equalization and Deconvolution,''  IEEE Trans. Signal Processing, vol. 47, no. 4, pp. 1161-1165, April 1999.(Postscript, 242K, 17 pages)
  8. S.C. Douglas, ``Equivariant Adaptive Selective Transmission,'' IEEE Trans. Signal Processing, vol. 47, no. 5, pp. 1223-1231, May 1999.(Postscript, 292K, 24 pages)
  9. S.C. Douglas, S. Amari, and S.-Y. Kung, ``On Gradient Adaptation With Unit-Norm Constraints,'' IEEE Trans. Signal Processing, to appear.(Postscript, 225K, 12 pages)
  10. S.C. Douglas, ``Self-Stabilized Gradient Algorithms for Blind Source Separation With Orthogonality Constraints,'' IEEE Trans. Neural Networks, to appear.(Postscript, 596K, 16 pages)
  11. S.C. Douglas and S.-Y. Kung, ``Gradient Adaptive Algorithms for Contrast-Based Blind Deconvolution,'' International Journal of VLSI Signal Processing Systems, to appear.(Postscript, 660K, 24 pages)
  12. S. Amari, S.C. Douglas, and A. Cichocki, ``Multichannel Blind Deconvolution and Source Separation Using the Natural Gradient,'' submitted to IEEE Trans. Signal Processing, September 1997.

Conference Publications

  1. S.C. Douglas and A. Cichocki, ``Convergence Analysis of Local Algorithms for Blind Decorrelation,'' presented at Neural Information Processing Systems Conf., Workshop on Blind Signal Processing, Denver, CO, December 2-7, 1996.(Postscript, 514K, 23 pages)
  2. S. Amari, S.C. Douglas, A. Cichocki, and H.H. Yang, ``Multichannel Blind Deconvolution and Equalization Using the Natural Gradient,'' Proc. IEEE Workshop on Signal Processing Advances in Wireless Communications, Paris, France, pp. 101-104, April 1997.(Postscript, 248K, 4 pages)
  3. S.C. Douglas, A. Cichocki, and S. Amari, ``Quasi-Newton Filtered-Regressor Algorithms for Adaptive Equalization and Deconvolution,'' Proc. IEEE Workshop on Signal Processing Advances in Wireless Communications, Paris, France, pp. 109-112, April 1997. (Postscript, 430K, 4 pages)
  4. S. Amari, S.C. Douglas, A. Cichocki, and H.H. Yang, ``Novel On-Line Adaptive Learning Algorithms for Blind Deconvolution Using the Natural Gradient Approach,'' Proc. 11th IFAC Symposium on System Identification, Kitakyushu City, Japan, vol. 3, pp. 1057-1062, July 1997. (Postscript, 274K, 6 pages)
  5. S.C. Douglas, A. Cichocki, and S. Amari, ``Multichannel Blind Separation and Deconvolution of Sources with Arbitrary Distributions,'' Proc. IEEE Workshop on Neural Networks for Signal Processing, Almelia Island Plantation, FL, pp. 436-445, September 1997. (Postscript, 782K, 10 pages)
  6. S.C. Douglas and S. Haykin, ``On the Relationship Between Blind Deconvolution and Blind Source Separation,'' Proc. 31st Asilomar Conf. on Signals, Systems, and Computers, Pacific Grove, CA, vol. 2, pp. 1591-1595, November 1997. (Postscript, 130K, 5 pages)
  7. A. Cichocki, S.C. Douglas, S. Amari, and P. Mierzejewski, ``Independent Component Analysis for Noisy Data,'' Proc. International Symposium on Engineering of Intelligent Systems, Tenerife, Spain, pp. 52-58, February 1998.
  8. S. Amari and S.C. Douglas, ``Why Natural Gradient,'' Proc. IEEE International Conf. Acoust., Speech, Signal Processing, Seattle, WA, vol. II, pp. 1213-1216, May 1998.(Postscript, 238K, 4 pages)
  9. S.C. Douglas, ``Equivariant Algorithms for Selective Transmission,'' Proc. IEEE International Conf. Acoust., Speech, Signal Processing, Seattle, WA, vol. II, pp. 1133-1136, May 1998.(Postscript, 138K, 4 pages)
  10. S. Amari, S.C. Douglas, and A. Cichocki, ``Information Geometry of Blind Source Deconvolution,'' presented at Mathematical Theory of Networks and Systems, Padova, Italy, July 1998.
  11. S.C. Douglas and S.Y. Kung, ``KuicNet Algorithms for Blind Deconvolution,'' Proc. IEEE Workshop on Neural Networks for Signal Processing, Cambridge, UK, pp. 3-12, August 1998.(Postscript, 154K, 10 pages)
  12. S.C. Douglas, S. Amari, and S.Y. Kung, ``Gradient Adaptation Under Unit Norm Constraints,'' Proc. 9th IEEE Signal Processing Workshop on Statistical Signal and Array Processing, Portland, OR, pp. 144-147, September 1998.(Postscript, 159K, 4 pages)
  13. H. Pan, D. Xia, S.C. Douglas, and K.F. Smith, ``A Scalable VLSI Architecture for Multichannel Blind Deconvolution and Source Separation,'' Proc. IEEE Workshop on Signal Processing Systems, Boston, MA, pp. 297-306, October 1998.(Postscript, 1177K, 10 pages)
  14. S.C. Douglas and A. Cichocki, ``Adaptive Step Size Techniques for Decorrelation and Blind Source Separation,'' Proc. 32nd Asilomar Conf. on Signals, Systems, and Computers, Pacific Grove, CA, vol. 2, pp. 1191-1195, November 1998.(Postscript, 181K, 5 pages)
  15. S.C. Douglas and S.-Y. Kung, ``Design of Estimation/Deflation Approaches to Independent Component Analysis,'' Proc. 32nd Asilomar Conf. on Signals, Systems, and Computers, Pacific Grove, CA, vol. 1, pp. 707-711, November 1998.(Postscript, 194K, 5 pages)
  16. M. Rupp and S.C. Douglas, ``A Posteriori Analysis of Adaptive Blind Equalizers,'' Proc. 32nd Asilomar Conf. on Signals, Systems, and Computers, Pacific Grove, CA, vol. 1, pp. 369-373, November 1998.(Postscript, 144K, 5 pages)
  17. S.C. Douglas, S.-Y. Kung, and S. Amari, ``On the Numerical Stabilities of Principal, Minor, and Independent Component Analysis Algorithms,'' Proc. IEEE International Conference on Independent Component Analysis and Signal Separation, Aussois, France, pp. 419-425, January 1999.(Postscript, 203K, 6 pages)
  18. S.C. Douglas and S.-Y. Kung, ``An Ordered-Rotation KuicNet Algorithm for Separating Arbitrarily-Distributed Sources,'' Proc. IEEE International Conference on Independent Component Analysis and Signal Separation, Aussois, France, pp. 419-425, January 1999.(Postscript, 163K, 6 pages)
  19. S.C. Douglas, S. Amari, and S.-Y. Kung, ``Adaptive Paraunitary Filter Banks for Spatio-Temporal Principal and Minor Subspace Analysis,'' Proc. IEEE International Conf. Acoust., Speech, Signal Processing, Phoenix, AZ, vol. 2, pp. 1089-1092, March 1999.(Postscript, 150K, 4 pages)
  20. S.C. Douglas and S.-Y. Kung, ``All-Pass vs. Unit-Norm Constraints in Contrast-Based Blind Deconvolution,'' Proc. IEEEWorkshop on Neural Networks for Signal Processing, Madison, WI, August  1999.(Postscript, 364K, 10 pages)
  21. S.C. Douglas, ``Blind Source Separation: An Overview of Density-Based Methods,'' Proc. International Workshop on Acoustic Echo and Noise Control, Pocono Manor, PA, pp. 8-11, September 1999 (plenary paper).(Postscript, 484K, 4 pages)
  22. X. Sun and S.C. Douglas, ``Adaptive Time Delay Estimation With Allpass Constraints,'' presented at 33rd Annual Asilomar Conf. on Signals, Systems, and Computers, Pacific Grove, CA, October 24-27, 1999.(Postscript, 331K, 5 pages)
  23. S.C. Douglas, ``Prewhitened Blind Source Separation With Orthogonality Constraints,'' presented at 33rd Annual Asilomar Conf. on Signals, Systems, and Computers, Pacific Grove, CA, October 24-27, 1999.(Postscript, 341K, 5 pages)
  24. S.C. Douglas, ``Numerically-Robust Adaptive Subspace Tracking Using Householder Transformations,''to be presented at First IEEE Sensor Array and Multichannel Signal Processing Workshop, Boston, MA, March 16-17, 2000.(Postscript, 340K, 5 pages)
  25. S.C. Douglas, ``Numerically-Stable O(N^2) Algorithms for RLS Adaptive Filtering Using Least-Squares Prewhitening,'' to be presented at

  26. IEEE International Conf. Acoust., Speech, Signal Processing, Istanbul, Turkey, June 2000.(Postscript, 345K, 4 pages)
  27. G.C. Orsak and S.C. Douglas, ``Code-Length-Based Universal Extraction for Blind Signal Separation,'' to be presented at IEEE International Conf. Acoust., Speech, Signal Processing, Istanbul, Turkey, June 2000.(Postscript, 3064K, 4 pages)
  28. X. Sun and S.C. Douglas, ``Phase Estimation Using Adaptive Allpass Filters,'' to be presented at IEEE International Conf. Acoust., Speech, Signal Processing, Istanbul, Turkey, June 2000.(Postscript, 198K, 4 pages)

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