Statistical Signal and Array Processing Research Group Publications

Dissertations

• John A. Uber, “Estimation of the Dimensionality of the Signal Subspace,” GMU, Fairfax, VA, December 2003.
  
  
• Roy E. Bethel, “Joint Detection and Estimation in a Multiple Signal Array Processing Environment,” GMU, Fairfax, VA, August 2002.
  
  
• Zhi Tian, “Blind Multi-User Detection with Adaptive Space-Time Processing for DS-CDMA Wireless Communications,” GMU, Fairfax, VA, August 2000.
  
  
• Robert E. Zarnich, “A Unified Method for the Measurement and Tracking of Narrowband Contacts from an Array of Sensors,” GMU, Fairfax, VA, March 2000.
  
  
• Brian P. Flanagan, “Self Calibration of Antenna Arrays with Large Perturbation Errors,” GMU, Fairfax, VA, Feb. 2000.
  
  
• Kristine L. Bell, “Performance Bounds in Parameter Estimation with Application to Bearing Estimation,” GMU, Fairfax, VA, May 1995.
  
  

• R. E. Bethel, “MLE Derivations and Performance Demonstrations for Narrowband Detection and Estimation,” George Mason University, Dec. 2003.
  
  

• R. E. Bethel and K. L. Bell, “Maximum Likelihood Approach to Joint Array Detection/Estimation,” IEEE Trans. Aero. Elec. Sys., vol. 40, no. 3, pp. 1060-1072, July 2004.
  
  
• W. Xu, A. B. Baggeroer, and K. L. Bell, “A Bound on Mean-Square Estimation Error with Background Parameter Mismatch,” IEEE Trans. Info. Theory, vol. 50, no. 4, pp. 621-632, April 2004.
  
  
• R. E. Zarnich, K. L. Bell, and H. L. Van Trees, “A Unified Method for Measurement and Tracking of Multiple Contacts from Sensor Array Data,” IEEE Trans. Sig. Proc., vol. 49, no.12, pp. 2950 -2961, Dec. 2001.
  
  
• B. P. Flanagan and K. L. Bell, “Array Self Calibration with Large Sensor Position Errors,” Signal Processing, Elsevier Science Publishers, vol. 81, no. 10, pp. 2201-2214, Oct. 2001.
  
  
• Z. Tian, K. L. Bell, and H. L. Van Trees, “Robust Constrained Linear Receivers for CDMA Wireless Systems,” IEEE Trans. Signal Processing, vol. 49, no. 7, pp. 1510-1522, July 2001.
  
  
• Z. Tian, K. L. Bell, and H. L. Van Trees, “A Recursive Least Squares Implementation for LCMP Beamforming Under Quadratic Constraint,” IEEE Trans. Signal Processing, vol. 49, no. 6, pp. 1138-1145, June 2001.
  
  
• K. L. Bell, Y. Ephraim, and H. L. Van Trees, “A Bayesian Approach to Robust Adaptive Beamforming,” IEEE Trans. Signal Processing, vol. 48, pp. 386-398, Feb. 2000.
  
  
• K. L. Bell, Y. Steinberg, Y. Ephraim, and H. L. Van Trees, “Extended Ziv-Zakai Lower Bound for Vector Parameter Estimation,” IEEE Trans. Information Theory, vol. 43, pp. 624-637, March 1997.
  
  
• K. L. Bell, Y. Ephraim, and H. L. Van Trees, “Explicit Ziv-Zakai Lower Bound for Bearing Estimation,” IEEE Trans. Signal Processing, vol. 44, pp. 2810-2824, Nov. 1996.
  
  
• Y. Ephraim, N. Merhav, and H. L. Van Trees, “Min-Norm Interpretations and Consistency of MUSIC, MODE, and ML,” IEEE Trans. Signal Processing, vol. 43, pp. 2937-2942, December 1995.
  
  
• Y. Ephraim and H. L. Van Trees, “A Signal Subspace Approach for Speech Enhancement,” IEEE Trans. Speech and Audio Processing, vol. 3, pp. 251-266, July 1995.
  
  

Conference

• K. L. Bell and H. L. Van Trees, “Combined Cramer-Rao/Weiss-Weinstein Bound for Tracking Target Bearing,” Fourth IEEE Sensor Array and Multichannel Signal Processing Workshop (SAM 2006), Waltham, MA, July 2006.
  
  
• K. L. Bell and H. L. Van Trees, “Bayesian Cramer-Rao Bounds for Multistatic Radar,” 2006 International Waveform diversity & Design Conf. (IWDCC 06), Lihue, HI, January 2006.
  
  
• K. L. Bell and H. L. Van Trees, “Posterior Cramer-Rao Bound for Tracking Target Bearing,” 13th Annual Workshop on Adaptive Sensor Array Processing (ASAP 2005), MIT Lincoln Lab, Lexington, MA, June 2005.
  
  
• K. L. Bell, “MAP-PF Position Tracking with a Network of Sensor Arrays,” 2005 IEEE Intl. Conf. on Acoust., Speech, Sig. Proc. (ICASSP `05), vol. IV, pp. 849-852, Philadelphia, PA, March 2005.
  
  
• K. L. Bell, “Maximum A Posteriori (MAP) Multi-Target Tracking Using a Network of Sensor Arrays,” 2004 Meeting of the MSS Specialty Group on Battlefield Acoustic & Seismic Sensing, Magnetic & Electric Field Sensors, Laurel, MD, Aug. 2004. (UNCLASSIFIED, Distribution authorized to U.S. Gov't agencies and their contractors.)
  
  
• K. L. Bell, “Linearly Constrained Minimum Variance Beamforming with Quadratic Pattern Constraints for Spatially Spread Sources,” 37th Asilomar Conf. on Signals, Syst., and Computers, Pacific Grove, CA, pp. 942-946, Nov. 2003.
  
  
• K. L. Bell and K. E. Wage, “Reduced Rank Space-Time Adaptive Processing with Quadratic Pattern Constraints for Airborne Radar,” 37th Asilomar Conf. on Signals, Syst., and Computers, Pacific Grove, CA, pp. 807-811, Nov. 2003.
  
  
• K. L. Bell, “Maximum A Posteriori (MAP) Target Tracking Using a Network of Sensor Arrays,” 2003 Meeting of the MSS Specialty Group on Battlefield Acoustic & Seismic Sensing, Magnetic & Electric Field Sensors, Laurel, MD, Oct. 2003. (UNCLASSIFIED, Distribution authorized to U.S. Gov't agencies and their contractors.)
  
  
• R. E. Bethel and K. L. Bell, “A Correlated Signals MLE Approach to Joint Source Detection and Direction of Arrival Estimation,” IEEE Workshop on Statistical Signal Processing (SSP 2003), St. Louis, MO, pp. 446-449, September 2003.
  
  
• R. E. Bethel and K. L. Bell, “A MLE Approach to Joint Source Detection and Direction of Arrival Estimation,” Second IEEE Sensor Array and Multichannel Signal Processing Workshop (SAM 2002), Rosslyn, VA, pp. 169-173, August 2002.
  
  
• R. Jeffers and K. L. Bell, “Broadband Signal Subspace Processing for Range Estimation,” Second IEEE Sensor Array and Multichannel Signal Processing Workshop (SAM 2002), Rosslyn, VA, pp. 495-498, August 2002.
  
  
• R. Jeffers, K. L. Bell, and H. L. Van Trees, “Broadband Passive Range Estimation using MUSIC,” 2002 IEEE Intl. Conf. on Acoust., Speech, Sig. Proc. (ICASSP `02), Orlando, FL, vol. III, pp. 2921-2924, May 2002.
  
  
• Z. Tian, K. L. Bell, and H. L. Van Trees, “Robust Measures for Decision Feedback Equalization in CDMA Systems,” 2001 IEEE Global Telecomm. Conf. (GLOBECOM 2001), San Antonio, TX, vol. 2, pp. 1361 -1365, Nov. 2001.
  
  
• K. L. Bell, “Maximum A Posteriori (MAP) Multitarget Tracking for Broadband Aeroacoustic Sources,” 2001 Meeting of the MSS Specialty Group on Battlefield Acoustic & Seismic Sensing, Magnetic & Electric Field Sensors, Laurel, MD, Oct. 2001.  (UNCLASSIFIED, Distribution authorized to U.S. Gov't agencies and their contractors.)
  
  
• R. E. Bethel and K. L. Bell, “A Multi-Hypothesis GLRT Approach to the Combined Source Detection and Direction of Arrival Estimation Problem,” 2001 IEEE Intl. Conf. on Acoust., Speech, Sig. Proc. (ICASSP `01), Salt Lake City, UT, vol. 5, pp. 2857-2860, May 2001.
  
  
• Z. Tian and K. L. Bell, “An Adaptive RLS Solution to the Optimal Minimum Power Filtering Problem With a Max/Min Formulation,” 2001 IEEE Intl. Conf. on Acoust., Speech, Sig. Proc. (ICASSP `01), Salt Lake City, UT, vol. 6, pp. 3781-3784, May 2001.
  
  
• Z. Tian, K. L. Bell, and H. L. Van Trees, “Space-Time Blind MOE Detection for DS-CDMA Wireless Systems,” 34th Asilomar Conference on Signals, Systems, and Computers, Pacific Grove, CA, pp. 526-531, Oct. 2000.
  
  
• J. S. Bergin and K. L. Bell, “Wideband Direction of Arrival Estimation for Multiple Aeroacoustic Sources,” 2000 Meeting of the MSS Specialty Group on Battlefield Acoustics and Seismics, Laurel, MD, Oct. 2000. (UNCLASSIFIED, Distribution authorized to U.S. Gov't agencies and their contractors.)
  
  
• K. L. Bell and K. E. Wage, “Partially Adaptive LCMV Beamforming with Quadratic Pattern Constraints,” 4th. World Multiconf. on Systemics, Cybernetics and Informatics (SCI 2000), Orlando, FL, vol. VI, pp. 213-218, July 2000.
  
  
• L. J. Griffiths, P. M. Techau, J. S. Bergin, and K. L. Bell, “Space-Time Adaptive Processing in Airborne Radar Systems,” IEEE 2000 Intl. Radar Conference (RADAR 2000), Alexandria, VA, pp. 711-716, May 2000.
  
  
• R. E. Zarnich, K. L. Bell, and H. L. Van Trees, “A Sequential Extension of the Unified MAP Tracking Estimation Method,” First IEEE Sensor Array and Multichannel Signal Processing Workshop (SAM 2000), Cambridge, MA, pp. 97-101, March 2000.
  
  
• B. P. Flanagan and K. L. Bell, “Improved Array Self Calibration with Large Sensor Position Errors for Closely Spaced Sources,” First IEEE Sensor Array and Multichannel Signal Processing Workshop (SAM 2000), Cambridge, MA, pp. 484-488, March 2000.
  
  
• Zhi Tian and H. L. Van Trees, “Beamspace IQML,” First IEEE Sensor Array and Multichannel Signal Processing Workshop (SAM 2000), Cambridge, MA, pp. 361-364, March 2000.
  
  
• K. L. Bell, H. L. Van Trees, and L. J. Griffiths, “Adaptive Beampattern Control Using Quadratic Constraints for Circular Array STAP,” 8th Annual Workshop on Adaptive Sensor Array Processing (ASAP 2000), MIT Lincoln Lab, Lexington, MA, pp. 43-48, March 2000.
  
  
• R. E. Zarnich, K. L. Bell, and H. L. Van Trees, “A Unified Method for Passive Measurement and Tracking of Contacts from an Array of Sensors,” 8th Annual Workshop on Adaptive Sensor Array Processing (ASAP 2000), MIT Lincoln Lab, Lexington, MA, pp. 115-120, March 2000.
  
  
• K. L. Bell and H. L. Van Trees, “Adaptive and Non-Adaptive Beampattern Control Using Quadratic Beampattern Constraints,” 33rd Asilomar Conference on Signals, Systems, and Computers, Pacific Grove, CA, pp. 486-490, Oct. 1999.
  
  
• B. P. Flanagan and K. L. Bell, “Array Self Calibration with Large Sensor Position Errors,” 33rd Asilomar Conference on Signals, Systems, and Computers, Pacific Grove, CA, pp. 258-262, Oct. 1999.
  
  
• K. L. Bell, “Separation of Multiple Battlefield Acoustic Targets Using Wideband DF-Based Adaptive Beamforming,” 1999 Meeting of the IRIS Specialty Group on Battlefield Acoustics, Laurel, MD, pp. 151-163, Sep. 1999. (UNCLASSIFIED, Distribution authorized to U.S. Gov't agencies and their contractors.)
  
  
• Z. Tian, K. L. Bell, and H. L. Van Trees, “A Quadratically Constrained Decision Feedback Equalizer for DS-CDMA Communication Systems,” 2nd IEEE Workshop on Signal Processing Advances in Wireless Communications (SPAWC `99), Annapolis, MD, pp. 190-193, May 1999.
  
  
• Z. Tian, K. L. Bell, and H. L. Van Trees, “Quadratically Constrained RLS Filtering for Adaptive Beamforming and DS-CDMA Multi-User Detection,” 1999 Adaptive Sensor Array Processing Workshop (ASAP `99), MIT Lincoln Lab, Lexington, MA, pp. 51-56, March 1999.
  
  
• G. C. Street and K. L. Bell, “Characterization of LMS and DMR Beamformers in the Presence of Loud Periodic Interferers,” 1999 Adaptive Sensor Array Processing Workshop (ASAP `99), MIT Lincoln Laboratory, Lexington, MA, pp. 19-24, March 1999.
  
  
• R. E. Zarnich, “A Fresh Look at Broadband Passive Sonar Processing,” 1999 Adaptive Sensor Array Processing Workshop (ASAP `99), MIT Lincoln Laboratory, Lexington, MA, pp. 99-104, March 1999.
  
  
• Z. Tian, K. L. Bell, and H. L. Van Trees, “A Recursive Least Squares Implementation for Adaptive Beamforming Under Quadratic Constraint,” 9th IEEE Workshop on Statistical Signal and Array Processing (SSAP `98), Portland, OR, pp. 9-12, Sept. 1998.
  
  
• K. L. Bell and H. L. Van Trees, “Robust Adaptive Beamforming for Spatially Spread Sources,” 9th IEEE Workshop on Statistical Signal and Array Processing (SSAP `98), Portland, OR, pp. 1-4, Sept. 1998.
  
  
• Z. Tian and H. L. Van Trees, “DOA Estimation with Hexagonal Arrays,” 1998 IEEE Intl. Conf. on Acoustics, Speech and Signal Processing (ICASSP `98), Seattle, WA, vol. IV, pp. 2053-2056, May 1998.
  
  
• K. L. Bell, Y. Ephraim, and H. L. Van Trees, “Robust Adaptive Beamforming Using Data Dependent Constraints,” 1997 IEEE Intl. Conf. on Acoustics, Speech and Signal Processing (ICASSP `97), Munich, Germany, vol. V, pp. 3513-3516, April 1997.
  
  
• K. L. Bell, Y. Ephraim, and H. L. Van Trees, “Robust Adaptive Beamforming Under Uncertainty in Source Direction-of-Arrival,” 8th IEEE Workshop on Statistical Signal and Array Processing (SSAP `96), Corfu, Greece, pp. 546-549, June 1996.
  
  
• K. L. Bell, Y. Ephraim, and H. L. Van Trees, “Explicit Ziv-Zakai Lower Bound for Bearing Estimation,” 1996 IEEE Intl. Conf. on Acoustics, Speech and Signal Processing (ICASSP `96), Atlanta, GA, vol. V, pp. 2852-2855, May 1996.
  
  
• Y. Ephraim and H. L. Van Trees, “A Spectrally-Based Signal Subspace Approach for Speech Enhancement,” 1995 IEEE Intl. Conf. on Acoustics, Speech and Signal Processing (ICASSP `95), Detroit, MI, vol. I, pp. 804-807, May 1995.
  
  
• K. L. Bell, Y. Ephraim, and H. L. Van Trees, “Ziv-Zakai Lower Bounds in Bearing Estimation,” 1995 IEEE Intl. Conf. on Acoustics, Speech and Signal Processing (ICASSP `95), Detroit, MI, vol. III, pp. 1649-1652, May 1995.
  
  
• K. L. Bell, Y. Steinberg, Y. Ephraim, and H. L. Van Trees, “Improved Ziv-Zakai Lower Bound for Vector Parameter Estimation,” 1994 IEEE-IMS Workshop on Information Theory and Statistics, Alexandria, VA, p. 75, October 1994.
  
  
• H. Nguyen and H. L. Van Trees, “Comparison of Performance Bounds for DOA Estimation,” 7th IEEE Workshop on Statistical Signal and Array Processing (SSAP `94), pp. 313-316, June 1994
  
  
• K. L. Bell, Y. Ephraim, Y. Steinberg, and H. L. Van Trees, “Improved Bellini-Tartara Lower Bound for Parameter Estimation,” 1994 Intl. Symposium on Information Theory (ISIT `94), Trondheim, Norway, p. 117, June 1994.
  
  
• Y. Ephraim and H. L. Van Trees, “A Signal Subspace Approach for Speech Enhancement,” 1993 IEEE Intl. Conf. on Acoustics, Speech and Signal Processing (ICASSP `93), Minneapolis, MN, vol. II, pp. 355-358, April 1993.
  
  
• K. L. Bell, Y. Ephraim, and H. L. Van Trees, “Comparison of the Chazan-Zakai-Ziv, Weiss-Weinstein, and Cramer-Rao Bounds for Bearing Estimation,” Conf. on Information Sciences and Systems (CISS `93), Baltimore, MD, p. 675, March 1993.