Recent SAM Publications (2003-2008)

1.       R. Goldhan, G. Hickman, and J.L. Krolik, “Waveguide invariant?based broadband reverberation estimation and mitigation”, to appear J. of the Acoustical Society of America, November, 2008 (in press).

2.       H. Tao and J.L. Krolik, “Waveguide Invariant Focusing for Broadband Beamforming in an Oceanic Waveguide”, J. of the Acoustical Society of America, vol. 123, no. 3, pp 1338-1346, March 2008.

3.       D. Ramakrishnan and J.L. Krolik, “Adaptive Radar Detection in Doubly Non-Stationary Autoregressive Doppler Spread Clutter”, accepted to the IEEE Trans. on Aerospace and Electronic Systems, December 2007 (in press).

4.       S. Vasudevan, R. Anderson, S. Kraut, P. Gerstoft, L.T. Rogers, and J. Krolik, "Recursive Bayesian Refractivity Estimation from Radar Sea Clutter", Radio Science, Vol. 42, No. 2, RS2014, 19 pages, April 2007.

5.       D. Liu, J. Krolik, and L. Carin, “Electromagnetic Target Detection in Uncertain Media: Time Reversal and Minimum Variance Algorithms” IEEE Trans. on Geoscience and Remote Sensing, vol. 45, no. 4, pp. 934-944, April 2007.

6.       D. Liu, S. Vasudevan, J. Krolik, G. Bal and L. Carin, "Electromagnetic Time-Reversal Imaging in Changing Media: Experiment and Analysis", IEEE Trans. on Antennas and Propagation, vol. 55, no. 2, pp. 344-354, February 2007.

7.       R. Liao, M. McKeown, J. Krolik, “Isolation and Minimization of Head Motion-Induced Signal Variation in fMRI data Using Independent Component Analysis”, Magnetic Resonance in Medicine, vol. 55, no. 6, pp. 1396-1413, June, 2006.

8.       V. Varadarajan and J.L. Krolik, “Joint space-time interpolation for distorted linear and bistatic array geometries”, IEEE Trans. on Signal Processing, vol. 54, no. 3, pp 848-860, March 2006.

9.       D. Liu; G. Kang; L. Li; Y. Chen; Vasudevan, S.; Joines, W.; Q.H. Liu; Krolik, J.; Carin, L, "Electromagnetic time-reversal imaging of a target in a cluttered environment", IEEE Trans. on Antennas and Propagation, Volume 53, Issue 9, Sept. 2005 Page(s):3058 - 3066.

10.       R. Liao, M. McKeown, and J. Krolik, “An Information-Theoretic Criterion for Intra-subject Alignment of FMRI Time Series: Motion-Corrected Independent Component Analysis (MCICA)”, accepted to IEEE Trans. on Medical Imaging, vol. 24, no. 1, pp. 29-44, January, 2005.

11.       V. Varadarajan and J.L. Krolik, "Array Shape Estimation and Tracking Using Active Sonar Reverberation" IEEE Trans. on Aerospace and Electronic Systems, pp. 1073-1086, July 2004.

12.       G. Hickman and J.L. Krolik, “Matched-field depth estimation for active sonar”, Journal of the Acoustical Society of America, Vol. 115, no. 2, pp. 620-629.February 2004.

13.       S. Kraut, R. Anderson, and J.L. Krolik, “A generalized Karhunen-Loeve Basis for efficient estimation of tropospheric refractivity using radar clutter”, IEEE Trans. on Signal Processing, Volume 52 , Issue: 1, Pages:48 – 60, January 2004.

14.       R. Anderson, S. Kraut, J.L. Krolik, “Robust altitude estimation for over-the-horizon radar using a state-space multipath fading model”, IEEE Trans. on Aerospace and Electronic Systems, January, Volume: 39 , Issue 1, pp 192-201, January, 2003.

15.       P. Gerstoft, L. Ted Rogers, J. L. Krolik, and W.S. Hodgkiss, “Inversion for refractivity parameters from radar sea clutter” Radio Science, vol 38, no. 3, April 2003.

1.       G. Hickman and J. Krolik, “A graph-theoretic approach to constrained floor-plan estimation from radar measurements”, submitted to IEEE Transactions on Signal Processing, February, 2008.

2.       D. Ramakrishnan and J. Krolik, “A Phase Screen Based Model of Doppler Spread Radar Clutter in Equatorial OTH Radars”, submitted to Radio Science, May 2006, reviewed favorably and currently under revision.

1.       V. Mecca, D. Ramakrishnan, F. C. Robey, and J. Krolik, “Slow-Time MIMO Space-Time Adaptive Processing”, to appear in MIMO Radar Signal Processing, Petre Stoica and Jian Li, eds., Wiley and Sons Inc. publisher, approximately 48 pages, 2008 (in press).

1.       R. Goldhahn, G. Hickman, and J.L. Krolik, “Waveguide invariant-based target classification for active sonar”, Proc. of International Symp. On Underwater Reverberation and Clutter (ISURC 08), 8 pages, La Spezia, Italy, September 2008.

2.       V.F. Mecca, J.L. Krolik, and F.C. Robey, “Beamspace slow-time MIMO radar for multipath clutter mitigation”, Proc. of the IEEE International Conf. on Acoustics, Speech, and Signal Processing, (ICASSP '08), pages 2313 - 23164 Las Vegas, NV, April 2008.

3.       I. Bilik, O. Kazanci, and J.L. Krolik, “Radar clutter mitigation via space-time wavefront adaptive sensing”, Proc. of the IEEE International Conf. on Acoustics, Speech, and Signal Processing, (ICASSP '08), pages 2589 – 2592 Las Vegas, NV, April 2008.

4.       I. Bilik, O. Kazanci, and J.L. Krolik, “Radar clutter mitigation via space-time wavefront adaptive sensing”, Proc. of 2nd IEEE International Workshop on Computational Advances in Multi-Sensor Adaptive Processing (CAMPSAP 2007), pages 185 – 188, St. Thomas, VI, December 2007.

5.       V. Mecca and J. Krolik, “Slow-time MIMO STAP with improved power efficiency”, Proc. of IEEE Asilomar Conference on Signals, Systems, and Computers, pages 202 - 206, Monterey, CA. November, 2007.

6.       O. Kazanci, I Bilik, and J. Krolik “Wavefront adaptive raymode processing for over-the-horizon HF radar clutter mitigaiton”, Proc. of IEEE Asilomar Conference on Signals, Systems, and Computers, 4 pages, Monterey, CA. November, 2007.

7.       S. Smith, J. Krolik, and I. Bilik, “Theoretical Passive Sonar Performance of a Cluster of UUV Towed Line Arrays Employing Orientation Diversity”, Proc. IEEE OCEANS 2007, 4 pages, Vancouver, BC. Sept 2007.

8.       J. Krolik, G. Hickman, and R. Goldhahn, “Reverberation level estimation using waveguide invariant striations”, Second International Conference on Underwater Acoustic Measurements, 4 pages, Heraklion Greece, June, 2007. (invited)

9.       I. Bilik and J.L. Krolik, “Comparative Theoretical Performance of Maneuverable Unmanned Vehicles versus Conventional Towed-Arrays for Passive Sonar”, Proc. of IEEE Oceans Conference-Europe, Aberdeen, UK, 5 pages, June 2007.

10.       H. Tao and J.L. Krolik “Single hydrophone passive localization of transiting acoustic sources”, Proc. of IEEE Oceans Conference-Europe Aberdeen, UK, 3 pages, June 2007.

11.       J. Rogers and J.L. Krolik, “A study of active sonar reverberation using ultrasonic experiments in a shallow-water tank”, IEEE Oceans Conference-Europe, Aberdeen, UK, 5 pages, June 2007.

12.       V. Mecca, J. Krolik, and F.C. Robey, “Sub-Array Slow-Time MIMO STAP for Over-the-Horizon HF Radar Clutter Mitigation”, Proc. 15th Annual Workshop on Adaptive Sensor Array Processing, MIT Lincoln Laboratory, 4 pages, June, 2007.

13.       R. Goldhahn, G. Hickman, and J. Krolik, “Waveguide invariance reverberation mitigation for active sonar”, Proc. of IEEE Conf. on Acoustics, Speech, and Signal Processing, (ICASSP '07), 4 pages Vol. ii.941 ff., Hawaii, April 2007.

14.       H. Tao and J. Krolik “Waveguide invariant focusing for broadband adaptive beamforming in a shallow water channel”. Proc. the IEEE International Conf. on Acoustics, Speech, and Signal Processing, (ICASSP '07), 4 pages Vol. ii.981 ff., Hawaii, April 2007.

15.       V.F. Mecca, D. Ramakrishnan, and J.L. Krolik “MIMO Radar Space-Time Adaptive Processing for Multipath Clutter Mitigation”, Proc. of Fourth IEEE Workshop on Sensor Array and Multichannel Signal Processing, pp 249-253, Boston, MA, July 2006.

16.       O.R. Kazanci, J.L. Krolik “Single-Snapshot Beamformer Performance using Large Arrays with Faulty Sensors” Proc. of Fourth IEEE Workshop on Sensor Array and Multichannel Signal Processing, pp 6-10, Boston, MA, July 2006.

17.       D. Ramakrishnan, J.L. Krolik “Target Detection in Abruptly Non-Stationary Doppler-Spread Clutter”. Proc. the IEEE International Conf. on Acoustics, Speech, and Signal Processing, (ICASSP '06), Toulouse, France, May 2006 Page(s):iii/185 - iv/188.

18.       J. Krolik, J. Farrell, and A. Steinhartd “ Exploiting multipath propagation for GMTI in urban environments”, Proc. of IEEE Radar Conference, 4 pages, Verona NY, April 2006.

19.       G. Hickman, and J. Krolik “Adaptive collaborative array trajectories for optimum passive detection”, Proc. of IEEE OCEANS 2006, 4 pages, Boston MA, Sept. 2006.

20.       S. Smith, and J. Krolik “Orientation diversity for an autonomous underwater vehicle cluster”, Proc. of IEEE OCEANS 2006, 4 pages, Boston MA Sept 2006.

21.       V. Mecca, D. Ramakrishnan, and J. Krolik “Slow-time MIMO Radar Space-Time Adaptive Processing”, Proc. of the 2006 Workshop for Defense Applications of Signal Processing, 5 pages, Fraser Island, Australia, December 2006.

22.       G. Hickman and J.L. Krolik, “Wide-band target depth estimation in a scattering ocean environment” Proc. the IEEE International Conf. on Acoustics, Speech, and Signal Processing, (ICASSP '05), Volume 4, 18-23 March 2005 Page(s):iv/1077 - iv/1080.

23.       Varadarajan, V.; Krolik, J.; "Target detection using dynamically reconfigurable sensor arrays", Proc. the IEEE International Conf. on Acoustics, Speech, and Signal Processing, (ICASSP '05), Volume 4, 18-23 March 2005 Page(s):iv/1009 - iv/1012.

24.       O. Kazanci, and J. Krolik, "Beamspace adaptive channel compensation for sensor arrays with faulty elements", Proc. of the 39th IEEE Asilomar Conference on Signals, Systems, and Computers, Monterey, CA, November, 2005.

25.       H. Tao and J. Krolik, " Robust range-rate estimation of passive narrowband sources in shallow-water ”, Proc. of the 39th IEEE Asilomar Conference on Signals, Systems, and Computers, Monterey, CA, November, 2005.

26.       G. Hickman and J. L. Krolik, "Multipath delay estimation using the magnitude spectrum", Proc. of the IEEE Workshop on Statistical Signal Processing, Bordeaux, France, July 2005.

27.       V. Varadarajan and J.L. Krolik, “Model-based space-time adaptive processing for active sonar” Proc. of the 38th IEEE Asilomar Conference on Signals, Systems, and Computers, Monterey, CA, November, 2004.

28.       R. Liao, M. J. McKeown, J. L. Krolik, “Motion corrected independent component analysis for robust functional magnetic resonance imaging”, Proc. the IEEE International Conf. on Acoustics, Speech, and Signal Processing, (ICASSP '04), Montreal, May 2004.

29.       R. Liao, M. M.J. McKeown, and J.L. Krolik, “Isolation and minimization of effects of motion on fMRI using multiple reference images, to appear Proc. of IEEE Int. Symposium on Biomedical Imaging, Washington, April 2004.

30.       O. Kazanci, D. Ramakrishnan, and J.L. Krolik, “Beamforming arrays with faulty sensors in dynamic environemnts” Proc. of the 12th Annual Workshop on Adaptive Sensor Array Processing, MIT Lincoln Laboratory, March, 2004.

31.       J. L. Krolik, P. Book, S. Kraut, “In situ detection performane assessment of a sonar array when the signal wavefront and noise covariance are uncertain”, Proc. of Sensor Array and Multichannel Signal Processing Workshop, Barcelona, July 2004.

32.       V. Varadarajan and J. L. Krolik, “Space-time interpolation for adaptive arrays with limited training data”, Proc. of the IEEE International Conf. on Acoustics, Speech, and Signal Processing, (ICASSP '03) Vol. 5 , April 2003.

33.       S. Kraut and J.L. Krolik, “Passive source localization in the presence of near-endfire interference”, Proc. of the 37th IEEE Asilomar Conference on Signals, Systems, and Computers, Monterey, CA, November, 2003.

34.       V. Varadarajan and J.L. Krolik, “Joint space-time interpolation for bistatic STAP”, Proc. of the 37th IEEE Asilomar Conference on Signals, Systems, and Computers, Monterey, CA, November, 2003.

35.       V. Gadwal and J.L. Krolik, “A performance evaluation of autoregressive clutter mitigation methods with over-the-horizon radar data”, Proc. of the 37th IEEE Asilomar Conference on Signals, Systems, and Computers, Monterey, CA, November, 2003.

36.       V. Varadarajan and J.L. Krolik, “Array shape tracking using active sonar reverberation”, Proc. of the 11th Annual Workshop on Adaptive Sensor Array Processing, MIT Lincoln Laboratory, March, 2003.