## Research Publications of SIIL Group

# Publications

## Recent Submissions

T. Ali and C. D. Richmond, “Optimal Target Detection for Random Channel Matrix-Based Cognitive Radar / Sonar,” submitted to IEEE Radar Conference, Atlanta, GA, May 10-14, 2021.

## Book Chapter

## Magazine Articles

## Journal Articles

[J17] C. D. Richmond, “Capon-Bartlett Cross Spectrum and A Perspective on Robust Adaptive Filtering,” Special Issue on Robust Multi-Channel Signal Processing and Applications: On the Occasion of the 80th Birthday of Johann F. Bohme, Signal Processing, Elsevier, Vol. 171, June 2020.

[J16] S. Krishnamurthy, D. W. Bliss, C. D. Richmond, V. Tarokh, “Peak Sidelobe Level Gumbel Distribution of Antenna Arrays with Random Phase Centers,” IEEE Transactions on Antennas and Propagation, Vol. 67, No. 8, August 2019, pp. 5399—5410.

[J15] M. Cha, R. D. Phillips, P. J. Wolfe, and C. D. Richmond, “Two-Stage Change Detection for Synthetic Aperture Radar,” IEEE Transactions on Geoscience and Remote Sensing, Vol. 53, No. 12, December 2015, pp. 6547—6560.

[J14] C. D. Richmond and L. L. Horowitz, “Parameter Bounds on Estimation Accuracy Under Model Misspecification,” IEEE Transactions on Signal Processing, Vol. 63, No. 9, May 2015, pp. 2263—2278.

[J13] J. M. Kantor, C. D. Richmond, D. W. Bliss, W. Correll, “Mean Squared Error Prediction for Bayesian Direction-of-Arrival Estimation,” IEEE Transactions on Signal Processing, Vol. 61, No. 19, October 2013, pp. 4729—4739.

[J12] A. Renaux, P. Forster, P. Larzabal, C. D. Richmond, and A. Nehorai, “A Fresh Look at the Bayesian Bounds of the Weiss-Weinstein Family,” IEEE Transactions on Signal Processing, Vol. 56, No. 11, November 2008, pp. 5334—5352.

[J11] C. D. Richmond, “Mean Squared Error and Threshold SNR Prediction of Maximum-Likelihood Signal Parameter Estimation with Estimated Colored Noise Covariances,” IEEE Transactions on Information Theory, Vol. 52, No. 5, May 2006, pp. 2146–2164.

[J10] C. D. Richmond, “Capon Algorithm Mean Squared Error Threshold SNR Prediction and Probability of Resolution,” IEEE Transactions on Signal Processing, Vol. 53, No. 8, August 2005, pp. 2748-2764. [See also more comprehensive Technical Report TR-1101, MIT Lincoln Laboratory, May 2005.]

[J9] W. Xu, A. B. Baggeroer, C. D. Richmond, “Bayesian Bounds for Matched-Field Parameter Estimation,” IEEE Transactions on Signal Processing, Vol. 52, No. 12, December 2004, pp. 3293-3305.

[J8] C. D. Richmond, “Statistics of Adaptive Nulling and Use of the Generalized Eigen-Relation (GER) for Modeling Inhomogeneities in Adaptive Processing,” IEEE Transactions on Signal Processing, Vol. 48, No. 5, May 2000, pp. 1263-1273.

[J7] C. D. Richmond, “Performance of a Class of Adaptive Detection Algorithms in Non-Homogeneous Environments,” IEEE Transactions on Signal Processing, Vol. 48, No. 5., May 2000, pp. 1248-1262.

[J6] C. D. Richmond, “Performance of the Adaptive Sidelobe Blanker Detection Algorithm in Homogeneous Environments,” IEEE Transactions on Signal Processing, Vol. 48, No. 5, May 2000, pp. 1235-1247.

[J5] C. D. Richmond, “Response of Sample Covariance Based MVDR Beamformer to Imperfect Look and Inhomogeneities,” IEEE Signal Processing Letters, Vol. 5, No. 12, December 1998, pp. 325-327.

[J4] C. D. Richmond, “A Note on Non-Gaussian Adaptive Array Detection and Signal Parameter Estimation,” IEEE Signal Processing Letters, Vol. 3, No. 8, August 1996, pp. 251-252.

[J3] C. D. Richmond, “PDFs, Confidence Regions, and Relevant Statistics for a Class of Sample Covariance Based Array Processors,” IEEE Transactions on Signal Processing, Vol. 44, No. 7, July 1996, pp. 1779-1793.

[J2] (**IEEE Signal Processing Society 1999 Young Author Best Paper Award**) C. D. Richmond, “Derived PDF of Maximum Likelihood Signal Estimator Which Employs an Estimated Noise Covariance,” IEEE Transactions on Signal Processing, Vol. 44, No. 2, February 1996, pp. 305-315.

[J1] (**NRL Alan Berman Research Publication Award 1994**) S. Finette, P. Mignerey, J. Smith, C. D. Richmond, “Broadband Source Signature Extraction Using a Vertical Array,” Journal Acoustical Society of America, 94(1), July 1993, pp. 309-318.

## Conference Papers

[C66] C. D. Richmond, “Signal-to-Interference-plus-Noise Ratio Loss Constrained Robust Adaptive Beamformer Inpsired by Random Matrix Theory,” Proceedings of the 179th Meeting of the Acoustical Society of America*,* December 7—11, 2020. **[Invited Talk, **Special Session: Random Matrix Theory in Acoustics**]**

[C65] B. Moraffah, C. D. Richmond, R. Moraffah, A. Papandreou-Suppappola, “METRIC-Bayes: Measurements Estimation for Tracking in High Clutter using Bayesian Nonparametrics,” Proceedings of the 54th Asilomar Conference on Signals, Systems, and Computers, Pacific Grove, CA, November 1—4, 2020.

[C64] C. D. Richmond and A. Alhowaish, “On Misspecified Parameter Bounds with Application to Sparse Bayesian Learning,” Proceedings of the 54th Asilomar Conference on Signals, Systems, and Computers, Pacific Grove, CA, November 1—4, 2020. **[Invited Paper, **Special Session: Bayesian Bounds for Stochastic Signal Recovery**]**

[C63]** (Finalist in Student Paper Competition) **A. S. Bondre, T. Ali, C. D. Richmond, “Bounds on Bearing, Symbol, and Channel Estimation Under Model Misspecification,” Proceedings of the 54th Asilomar Conference on Signals, Systems, and Computers, Pacific Grove, CA, November 1—4, 2020. **[Invited Paper, **Special Session: Robust Multi-Sensor Signal Processing: Challenges and Perspectives**]**

[C62] A. Herschfelt, A. Chiriyath, D. W. Bliss, C. D. Richmond, U. Mitra, and S. D. Blunt, “Vehicular RF Convergence: Simultaneous Radar, Communications, and PNT for Urban Air Mobility and Automotive Applications,” IEEE Radar Conference, Florence, Italy, September 21—25, 2020.

[C61] T. Ali, A. S. Bondre, C. D. Richmond, “On Wilks’ Theorem for Generalized Likelihood Ratio Test Performance of Cooperative Radar-Communications,” IEEE Radar Conference, Florence, Italy, September 21—25, 2020. **[Invited Paper, **Special Session: Radar and Communication Co-Existence**]**

[C60] A. S. Bondre and C. D. Richmond, “On Threshold Selection for Improved SAR Two-Stage Change Detection,” IEEE Inter. Radar Conference, Washington, D. C., April 28—30, 2020.

[C59] A. Chiriyath, C. D. Richmond, D. W. Bliss, “Multiple-Channel Multiple-User Normalized Matched Filter Detector for RF Convergence,” Proceedings of the 53rd Asilomar Conference on Signals, Systems, and Computers, Pacific Grove, CA, November 3—6, 2019. [**Invited Paper**, Special Session Spectrum Sharing].

[C58] C. D. Richmond, “Optimal Target Detection for Cognitive MIMO Radar/Sonar,” 2019 IEEE Underwater Acoustic Signal Processing Workshop, West Greenwich, Rhode Island, October 2019, p. 24.

[C57] C. D. Richmond, “Generalized Likelihood Ratio Test Performance for Cooperative Radar-Communications,” Proceedings of the 52nd Asilomar Conference on Signals, Systems, and Computers, Pacific Grove, CA, October 28—31, 2018, pp. 957—961. [**Invited Paper**, Special Session on Radar-Communications RF Convergence].

[C56] C. D. Richmond, “On Constraints in Parameter Estimation and Model Misspecification,” Proceedings of the 21st International Conference on Information Fusion (FUSION 2018), Cambridge, United Kingdom, July 10-13th 2018, pp. 1080—1085. [**Invited Paper**, Special Session on Lower Bounds for Parameter Estimation and Beyond]

[C55] C. D. Richmond and P. Basu, “Architectures for Cooperative Radar-Communications: Average vs. Generalized Likelihood Ratio Tests,” Proceedings of the IEEE Radar Conference, Oklahoma City, OK, April 2018, pp. 1—6. [**Invited Paper**, Special Session on RF and Communications Convergence]

[C54] C. D. Richmond, “Recent Results in Parameter Estimation Under Model Mismatch / Misspecification,” 2017 IEEE Underwater Acoustic Signal Processing Workshop, West Greenwich, Rhode Island, October 2017, p. 9. [**Invited Talk**, Special Session on Revisiting Assumptions and Approximations in Structured Signal Processing]

[C53] C. D. Richmond and P. Basu, “SATCOM Uplink Adaptive Beamforming,” Lincoln Laboratory Communications Workshop (LLCW), MIT Lincoln Laboratory, Lexington, MA, May 23—24th 2017. See https://events.ll.mit.edu/llcw/content/agenda

[C52] C. D. Richmond and P. Basu, “Bayesian Framework and Radar: On Misspecified Bounds and Radar-Communication Cooperation,” Proceedings of the 2016 IEEE Workshop on Statistical Signal Processing, Palma de Mallorca, Spain, June 2016. [**Invited Paper**, Special Session on Bayesian Approaches for Radar]

[C51] C. D. Richmond, P. Basu, R. E. Learned, J. Vian, A. Worthen, and M. Lockard, “Performance Bounds on Cooperative Radar and Communication Systems Operation,” Proceedings of the IEEE Radar Conference, Philadelphia, PA, May 2016, pp. 1—6. [**Invited Paper**, Special Session on Radar-Communications Cooperation]

[C50] P. A. Parker and C. D. Richmond, “Methods and Bounds for Waveform Parameter Estimation with a Misspecified Model,” Proceedings of the 49th Asilomar Conference on Signals, Systems, and Computers, Pacific Grove, CA, November 2015, pp. 1702—1706.

[C49] C. D. Richmond, “On ROC Curve Performance Prediction for Clutter-Limited Environments: An Analytic Modeling Approach,” 2015 IEEE Underwater Acoustic Signal Processing Workshop, West Greenwich, Rhode Island, October 2015, p. 20.

[C48] S. Krishnamurthy, D. W. Bliss, C. D. Richmond, and V. Tarokh, “Peak Sidelobe Level Gumbel Distribution for Arrays of Randomly Placed Antennas,” Proceedings of the IEEE Radar Conference, Philadelphia, PA, May 2015, pp. 1671—1676.

[C47] J. M. Kantor, C. D. Richmond, B. Correll, D. W. Bliss, “Prior Mismatch in Bayesian Direction of Arrival for Sparse Arrays,” Proceedings of the IEEE Radar Conference, Philadelphia, PA, May 2015, pp. 0811—0816.

[C46] C. D. Richmond and L. L. Horowitz, “Parameter Bounds Under Misspecified Models,” Proceedings of the 47th Asilomar Conference on Signals, Systems, and Computers, Pacific Grove, CA, November 2013, pp. 176—180.

[C45] C. D. Richmond, K. W. Forsythe, C. R. Flynn, “Copy Correlation Direction-of-Arrival Estimation Performance with Stochastic Weight Vector,” Proceedings of the 47th Asilomar Conference on Signals, Systems, and Computers, Pacific Grove, CA, November 2013, pp. 2155—2159.

[C44] C. D. Richmond and L. L. Horowitz, “Aspects of Threshold Region Mean-Squared Error Prediction: Method of Interval Errors, Bounds, Taylor’s Theorem, and Extensions,” Proceedings of the 46th Asilomar Conference on Signals, Systems, and Computers, Pacific Grove, CA, November 2012, pp. 13—17. [**Invited Paper**, Special Session on Threshold Region Performance]

[C43] C. D. Richmond, “Random Matrix Theory in Signal Processing: Performance Analyses and Algorithm Design,” 164th Meeting of the Acoustical Society of America, Kansas City, MO, October 2012. [**Invited Talk**, Special Session on Random Matrix Theory]

[C42] N. Lee, C. D. Richmond, V. Kmelnitsky, “Mean Squared Error Performance of Adaptive Matched Field Localization Under Environmental Uncertainty,” Proceedings of the IEEE Statistical Signal Processing Workshop, Ann Arbor, MI, August 2012, pp. 812—815. [**Invited Paper**]

[C41] C. D. Richmond, K. W. Forsythe, C. R. Flynn, “Copy Correlation Direction-of-Arrival Estimation Performance,” Proceedings of IEEE 7th Sensor Array and Multichannel Signal Processing Workshop, Hoboken, NJ, June 2012, pp. 277—280.

[C40] C. D. Richmond, “Asymptotic Mean Squared Error Performance of Maximum-Likelihood Direction-Of-Arrival Estimation with Estimated Noise Covariance,” Workshop on Random Matrix Theory, Algorithms, and Applications, Foundations of Computational Mathematic Conference, Budapest, Hungary, July 12th-14th 2011. http://www.eecs.umich.edu/~rajnrao/focm11.html. [**Invited Talk**]

[C39] C. D. Richmond, R. Geddes, R. Movassagh, A. Edelman, “Performance of Sample Covariance Based Capon Bearing Only Tracker,” Proceedings of the Asilomar Conference on Signals, Systems, and Computers, Pacific Grove, CA, November 2011, pp. 2036—2039.

[C38] C. D. Richmond, R. Movassagh, A. Edelman, and R. Geddes, “Sample Covariance Based Estimation of Capon Algorithm Error Probabilities,” Proceedings of the Asilomar Conference on Signals, Systems, and Computers, Pacific Grove, CA, November 7-10th 2010, pp. 1842—1845.

[C37] C. D. Richmond, “Numerically Efficient Mean Squared Error Threshold SNR Prediction for Adaptive Arrays,” Proceedings of the IEEE Sensor Array and Multichannel Signal Processing Workshop (SAM), Jerusalem, Israel, October 4-7th 2010, pp. 101—104. [**Invited Paper**]

[C36] C. D. Richmond, “Statistical Analysis of Capon-Bartlett 2-D Cross Spectrum,” Proceedings of the ICASSP, March 14-19th 2010. Dallas, TX, pp. 2634—2637.

[C35] S. Kraut, C. D. Richmond, V. Kmelnitsky, B. Payne, “Performance Prediction Analysis of Depth Discrimination Algorithm,” 2009 IEEE Underwater Acoustic Signal Processing Workshop, West Greenwich, RI, October 14—16, 2009.

[C34] C. D. Richmond, “On Optimal Combining of Bartlett and Capon-MVDR Processors,” Foundations of Computational Mathematics Conference, City University of Hong Kong, Hong Kong, China, June 2008. [**Invited Talk**] http://www.damtp.cam.ac.uk/user/na/FoCM/FoCM08/

[C33] D. Bliss, K. Forsythe, C. D. Richmond, “GMTI MIMO Radar: System And Waveform,” Proceedings of the 41st Annual Asilomar Conference on Signals, Systems & Computers, Pacific Grove, CA, November 2-7, 2007, pp. 207—211.

[C32] C. D. Richmond, “Cross Coherence and Joint PDF of Bartlett and Capon Power Spectral Estimates,”

Proceedings of the ICASSP, April 2007, Vol. 2, pp. 901—904, Honolulu, Hawaii.

[C31] C. D. Richmond, S. Kraut, B. Payne, V. Kmelnitsky, “Acoustic Source Depth-Discrimination Performance-Prediction Analysis,” Proceedings of the Adaptive Sensor Array Processing Workshop, June 5-6th 2007, MIT Lincoln Laboratory.

[C30] K. Forsythe, C. D. Richmond, D. Bliss, “MIMO Radar Optimal Waveform Design and Threshold Region Performance,” Proceedings of the Adaptive Sensor Array Processing Workshop, June 5-6th 2007, MIT Lincoln Laboratory.

[C29] C. D. Richmond, “On the Threshold Region Performance of Maximum-Likelihood DOA Estimation in the Presence of Signal Model Mismatch,” Fourth IEEE Workshop on Sensor Array and Multi-channel Signal Processing (SAM) July 2006, pp. 268—273. (**Invited Paper** in special session: A Thirty Year Survey of Performance Bounding in Signal and Array Processing in honor of Prof. Peter M. Schultheiss, Yale University).

[C28] A. Renaux, P. Forster, P. Larzabal, C. D. Richmond, “The Bayesian Abel Bound on Mean Squared Error,” Proceedings of the ICASSP, Toulouse, France, 4-19 May 2006, Volume 3, pp. 9—12.

[C27] C. D. Richmond, R. Rao Nadakuditi, A. Edelman, “Asymptotic Mean Squared Error Performance of Diagonally Loaded Capon-MVDR Algorithm,” Proceedings of the Thirty-Ninth Asilomar Conference on Signals, Systems & Computers, Pacific Grove, CA, October-November 2005, pp. 1711—1716.

[C26] C. D. Richmond, R. Rao Nadakuditi, A. Edelman, “Asymptotic Mean Squared Error Performance of Diagonally Loaded Capon-MVDR Algorithm,” Proceedings of the First Workshop on Robust Signal Processing and Stochastic Eigen-Analysis (SEA’05@MIT), Massachusetts Institute of Technology, October 14-15, 2005. [Online] Available: http://web.mit.edu/sea05.

[C25] C. D. Richmond, R. Rao Nadakuditi, A. Edelman, “Asymptotic Mean Squared Error Performance of Diagonally Loaded Capon-MVDR Algorithm,” Proceedings of the Adaptive Sensor Array Processing Workshop, MIT Lincoln Laboratory, June 2005.

[C24] C. D. Richmond, “On the Probability of Resolution for the Amplitude and Phase Estimation (APES) Spectral Estimator,” Proceedings of the ICASSP, Philadelphia, PA, March 2005, Vol. 4, pp. 1025—1028.

[C23] V. E. Premus, J. Ward, C. D. Richmond, “Mode Filtering Approaches to Acoustic Source Depth Discrimination,” Proceedings of the Thirty-Eighth Asilomar Conference on Signals, Systems & Computers, November 2004, Vol. 2, pp. 1415—1420.

[C22] C. D. Richmond, B. D. Van Veen, T. Limpiti, “Mean Squared Error Performance Prediction of Linearly Constrained Minimum Variance Source Localization,” Proceedings of the 14th International Conference on Biomagnetism, Boston, MA, August 2004, P4-2, pp. 581—582.

[C21] C. D. Richmond, “The Capon-MVDR Algorithm Threshold Region Performance Prediction and Its Probability of Resolution,” Proceedings of the Adaptive Sensor Array Processing Workshop, MIT Lincoln Laboratory, March 2004. [Online] Available: http://www.ll.mit.edu/asap/asap_04/agenda04.html.

[C20] N. Lee, C. D. Richmond, “Threshold Region Performance Prediction for Adaptive Matched Field Processing Localization,” Proceedings of the Adaptive Sensor Array Processing Workshop, MIT Lincoln Laboratory, March 2004. [Online] Available: http://www.ll.mit.edu/asap/asap_04/agenda04.html.

[C19] W. Xu, C. D. Richmond, K. L. Bell, A. B. Baggeroer, “A Bound on Mean Squared Estimation Error Accounting for System Model Mismatch,” Proceedings of the Adaptive Sensor Array Processing Workshop, MIT Lincoln Laboratory, March 2004. [Online] Available: http://www.ll.mit.edu/asap/asap_04/agenda04.html.

[C18] C. D. Richmond, “The Capon-MVDR Algorithm: Threshold SNR Prediction and the Probability of Resolution,” Proceedings of the ICASSP, Montreal, Canada, May 2004, Vol. 2, pp. 217—220.

[C17] C. D. Richmond, “Mean Squared Error Threshold Prediction of Adaptive Maximum-Likelihood Techniques,” Proceedings of the Thirty-Seventh Asilomar Conference on Signals, Systems & Computers, Pacific Grove, CA, November 2003, Vol. 2, pp. 1848—1852. [Invited Paper]

[C16] W. Xu, C. D. Richmond, “Quantitative Ambiguity Analysis for Matched-Field Source Localization under Spatially Correlated Noise Field,” Proceedings of MTS/IEEE Oceans Conference, September 2003.

[C15] C. D. Richmond, “Mean Squared Error Performance Prediction of Maximum Likelihood Signal Parameter Estimation” Proceedings of the Adaptive Sensor Array Processing Workshop, MIT Lincoln Laboratory, March 2003. [Online] Available: http://www.ll.mit.edu/asap/asap_03/agenda.html.

[C14] C. D. Richmond, A. D. Hoffman, “Adaptive Sidelobes of the Linearly Constrained Minimum Variance (LCMV) Beamformer: The Probability of Sidelobe Suppression and Phase Variation,” The 4th World Multi-Conference on Systemics, Cybernetics and Informatics and the 6th International Conference on Information Systems Analysis and Synthesis, Orlando Florida, July 2000. [**Invited Paper**]

[C13] C. D. Richmond, “Cramér-Rao Bounds: The Adaptive Array Story,” Proceedings of the Adaptive Sensor Array Processing Workshop, MIT Lincoln Laboratory, March 2000.

[C12] C. D. Richmond, “MVDR Adaptive Sidelobes: Extending Ruze’s Formula and Providing and Exact Calculation of the Probability of Sidelobe Suppression,” The IEEE Sensor Array and Multi-channel (SAM) Signal Processing Workshop, pp. 73-76, March 2000.

[C11] C. D. Richmond, “The Theoretical Performance of a Class of Space-Time Adaptive Detection and Training Strategies for Airborne Radar,” Thirty-Second Asilomar Conference on Signals, Systems & Computers, Vol. 2, pp. 1327-1331, November 1998. [**Invited Paper**]

[C10] D. E. Kreithen, C. F. Pearson, C. D. Richmond, “Adaptive Sidelobe Blanker: A Novel Method of Performance Evaluation and Threshold Setting in Presence of Inhomogeneous Clutter,” Thirty-Second Asilomar Conference on Signals, Systems & Computers, Vol. 1, pp. 528-532, November 1998.

[C9] C. D. Richmond, “Statistics of Adaptive Nulling and Modeling Inhomogeneities in Adaptive Processing,” The Ninth IEEE SP Workshop on Statistical Signal and Array Processing, pp. 65-68, September 1998.

[C8] C. D. Richmond, “An Analysis of an Adaptive Detection Algorithm for Non-Homogeneous Environments,” The IEEE International Conference on Acoustic, Speech, and Signal Processing (ICASSP), Vol. 4, pp. 2005-2008, May 1998.

[C7] C. D. Richmond, “Performance Analysis of the Adaptive Sidelobe Blanker Detection Algorithm in the Presence of Signal Mismatch,” Proceedings of the Adaptive Sensor Array Processing Workshop, MIT Lincoln Laboratory, March 1998.

[C6] C. D. Richmond, “Statistical Performance Analysis of the Adaptive Sidelobe Blanker Detection Algorithm,” Proceedings of the Thirty-First Asilomar Conference on Signals, Systems & Computers, Vol. 1, pp. 872-876, November 1997.

[C5] C. D. Richmond, “Statistical Analysis of the Clutter Editing Detection Algorithm,” Proceedings of the Adaptive Sensor Array Processing Workshop, MIT Lincoln Laboratory, March 1997.

[C4] C. D. Richmond, “Adaptive Array Processing in Non-Gaussian Environments,” Proceedings of the 8th IEEE Signal Processing Workshop on Statistical Signal and Array Processing, Corfu, Greece, pp. 562-565, 1996.

[C3] C. D. Richmond, “Exact PDFs for Sample Covariance Based Processors with Elliptically Contoured Data,” Proceedings of the IEEE International Conference on Acoustic, Speech, and Signal Processing (ICASSP), Vol. 5, pp. 2849-2851, May 1996.

[C2] C. D. Richmond, “Adaptive Array Processing in Non-Gaussian Environments,” Proceedings of the Adaptive Sensor Array Processing Workshop, MIT Lincoln Laboratory, March 1996.

[C1] C. D. Richmond, “Derived PDF of Maximum-Likelihood Signal Estimator Which Employs an Estimated Noise Covariance,” Proceedings of the Adaptive Sensor Array Processing Workshop, MIT Lincoln Laboratory, March 1995.