Journal Articles

    2024

  1. J.K. Tugnait, "Learning sparse high-dimensional matrix-valued graphical models from dependent data," IEEE Trans. Signal Processing, vol. 72, pp. 3363-3379, 2024. [pdf]
  2. J.K. Tugnait, "Learning high-dimensional differential graphs from multi-attribute data," IEEE Trans. Signal Processing, vol. 72, pp. 415-431, 2024. [pdf]
  3. 2022

  4. J.K. Tugnait, "On sparse high-dimensional graphical model learning for dependent time series," Signal Processing, vol. 197, Aug. 2022, Article 108539. [pdf:arXiv] [pdf:journal]
  5. 2021

  6. J.K. Tugnait, "Sparse graph learning under Laplacian-related constraints," IEEE Access, vol. 9, pp. 151067-151079, 2021. [pdf]
  7. J.K. Tugnait, "Corrections to 'Sparse-group lasso for graph learning from multi-attribute data'," IEEE Trans. Signal Processing, vol. 69, p. 4758, 2021. [pdf]
  8. J.K. Tugnait, "Sparse-group lasso for graph learning from multi-attribute data," IEEE Trans. Signal Processing, vol. 69, pp. 1771-1786, 2021. [pdf]
  9. 2020

  10. J.K. Tugnait, "Deviance tests for graph estimation from multi-attribute Gaussian data," IEEE Trans. Signal Processing, vol. 68, pp. 5632-5647, 2020. [pdf]
  11. K. Xiao, S. Mao and J.K. Tugnait, "Robust QoE-driven DASH over OFDMA networks," IEEE Trans. Multimedia, vol. 22, no. 2, pp. 474-486, Feb. 2020.
  12. 2019

  13. J.K. Tugnait, "Edge exclusion tests for graphical model selection: Complex Gaussian vectors and time series," IEEE Trans. Signal Processing, vol. 67, no. 19, pp. 5062-5077, Oct. 1, 2019. [pdf]
  14. J.K. Tugnait, "A data-cleaning approach to robust multisensor detection of improper signals," IEEE Access, vol. 7, pp. 124956-124966, Sept. 16, 2019. [pdf]
  15. J.K. Tugnait, "Edge exclusion tests for improper complex Gaussian graphical model selection," IEEE Trans. Signal Processing, vol. 67, no. 13, pp. 3547-3560, July 1, 2019. [pdf]
  16. J.K. Tugnait, "On multisensor detection of improper signals," IEEE Trans. Signal Processing, vol. 67, no. 4, pp. 870-884, Feb 15, 2019. [pdf]
  17. J.K. Tugnait, "Robust spectrum-based comparison of multivariate complex random signals," IEEE Access, vol. 7, pp. 12521-12528, Feb. 6, 2019. [pdf]
  18. K. Xiao, S. Mao and J.K. Tugnait, "TCP-Drinc: Smart congestion control based on deep reinforcement learning,'' IEEE Access, vol. 7, pp. 11892-11904, Feb. 4, 2019.
  19. 2018

  20. J.K. Tugnait, "Pilot spoofing attack detection and countermeasure," IEEE Trans. Communications, vol. 66, no. 5, pp. 2093-2106, May 2018. [pdf]
  21. J.K. Tugnait, "On detection and mitigation of reused pilots in massive MIMO systems," IEEE Trans. Communications, vol. 66, no. 2, pp. 688-699, Feb. 2018. [pdf]
  22. 2017

  23. H. Mu, P. Lu and J.K. Tugnait, "Secure degrees of freedom in cooperative K-helper MIMO cognitive radio systems," (Elsevier) Physical Communication, vol. 25, part 2, pp. 598-609, Dec. 2017.
  24. J.K. Tugnait, "Detection and identification of spoofed pilots in TDD/SDMA systems," IEEE Wireless Communications Letters, vol. 6, No. 4, pp. 550-553, Aug. 2017.
  25. J.K. Tugnait and S.A. Bhaskar, "On testing for impropriety of multivariate complex-valued random sequences," IEEE Trans. Signal Processing, vol. 65, no. 11, pp. 2988-3003, June 1, 2017.
  26. K. Xiao, S. Mao and J.K. Tugnait, "MAQ: A multiple model predictive congestion control scheme for cognitive radio networks," IEEE Trans. Wireless Communications, vol. 16, no. 4, pp. 2614-2626, April 2017.
  27. 2016

  28. J.K. Tugnait, "Detection of active eavesdropping attack by spoofing relay in multiple antenna systems," IEEE Wireless Communications Letters, vol. 5, No. 5, pp. 460-463, Oct. 2016.
  29. T. Song, W.E. Stark, T. Li and J.K. Tugnait, "Optimal multiband transmission under hostile jamming," IEEE Trans. Communications, vol. 64, No. 9, pp. 4013-4027, Sept. 2016.
  30. J.K. Tugnait, "Comparing multivariate complex random signals: Algorithm, performance analysis and application," IEEE Trans. Signal Processing, vol. 64, No. 4, pp. 934-947, Feb. 15, 2016.
  31. 2015

  32. H. Mu and J.K. Tugnait, "Secure degrees of freedom in cooperative MIMO cognitive radio systems," IEEE Trans. Communications, vol. 63, No. 11, pp. 4377-4389 Nov. 2015.
  33. J.K. Tugnait, "Self-contamination for detection of pilot contamination attack in multiple antenna systems," IEEE Wireless Communications Letters, vol. 4, No. 5, pp. 525-528, Oct. 2015.
  34. 2014

  35. J.P. Bailey, A.N. Beal, R.N. Dean, M.C.Hamilton and J.K. Tugnait, "High-frequency reverse-time chaos generation using digital chaotic maps," Electronics Letters, vol. 50, Issue 23, pp. 1683-1685, Nov. 6 2014.
  36. J.K. Tugnait, "Using artificial noise to improve detection performance for wireless user authentication in time-variant channels," IEEE Wireless Communications Letters, vol. 3, No. 4, pp. 377-380, Aug. 2014.
  37. H. Mu and J.K. Tugnait, "Achievable degrees of freedom for K-user MIMO Y channels using signal group based alignment," IEEE Trans. Wireless Communications, vol. 13, No. 8, pp. 4520-4533, Aug. 2014.
  38. T. Song, T. Li and J.K. Tugnait, "Spectrally efficient multi-carrier transmission with message-driven subcarrier selection," IEEE Trans. Communications, vol. 62, No. 7, pp. 2444-2455, July 2014.
  39. 2013

  40. J.K. Tugnait, "Wireless user authentication via comparison of power spectral densities,'' IEEE Journal on Selected Areas in Communications (Signal Processing Techniques for Wireless Physical Layer Security), vol. 31, No. 9, pp. 1791-1802, Sept. 2013.
  41. G. Huang and J.K. Tugnait, "On cyclic autocorrelation based spectrum sensing under uncertain Gaussian noise," IEEE Trans. Signal Processing, vol. 61, Issue 8, pp. 2042-2054, April 15, 2013.
  42. H. Mu and J.K. Tugnait, "MSE-based source and relay precoder design for cognitive multiuser multi-way relay systems," IEEE Trans. Signal Processing, vol. 61, Issue 7, pp. 1770-1785, April 1, 2013.

    2012

  43. H. Mu and J.K. Tugnait, "Joint soft-decision cooperative spectrum sensing and power control in multiband cognitive radios," IEEE Trans. Signal Processing, vol. 60, No. 10, pp. 5334-5346, Oct. 2012.
  44. R. Carrasco-Alvarez, R. Parra-Michel, A.G. Orozco-Lugo and J.K. Tugnait, "Time-varying channel estimation using two dimensional channel orthogonalization and superimposed training," IEEE Trans. Signal Processing, vol. 60, pp. 4439-4443, Aug. 2012.
  45. J.K. Tugnait, "On multiple antenna spectrum sensing under noise variance uncertainty and flat fading," IEEE Trans. Signal Processing, vol. 60, No. 4, pp. 1823-1832, April 2012.

    2011

  46. H. Wang, L. Zhang, T. Li and J.K. Tugnait, "Spectrally efficient jamming mitigation based on code-controlled frequency hopping," IEEE Trans. Wireless Communications, vol. 10, No. 3, pp. 728-732, March 2011.

    2010

  47. H. Kim and J.K. Tugnait, "Turbo equalization for doubly-selective fading channels using nonlinear Kalman filtering and basis expansion models," IEEE Trans. Wireless Communications, vol. 9, No. 6, pp. 2076-2087, June 2010.
  48. J.K. Tugnait and S. He, "Multiuser/MIMO doubly selective fading channel estimation using superimposed training and Slepian sequences," IEEE Trans. Vehicular Technology, vol. 59, No. 3, pp. 1341-1354, March 2010.
  49. J.K. Tugnait, S. He and H. Kim, "Doubly-selective channel estimation using exponential basis models and subblock tracking," IEEE Trans. Signal Processing, vol. 58, No. 3, Part 1, pp. 1275-1289, March 2010.

    2009

  50. R. Carrasco-Alvarez, R. Parra-Michel, A.G. Orozco-Lugo and J.K. Tugnait, "Enhanced channel estimation using superimposed training based on universal basis expansion," IEEE Trans. Signal Processing, vol. 57, pp. 1217-1222, March 2009.
  51. L. Song and J.K. Tugnait, "Doubly-selective fading channel equalization: A comparison of the Kalman filter approach with the basis expansion model-based equalizers," IEEE Trans. Wireless Communications, vol. 8, pp. 60-65, Jan. 2009.

    2008

  52. S. Jeong and J.K. Tugnait, "Tracking of two targets in clutter with possibly unresolved measurements," IEEE Trans. Aerospace & Electronic Systems, Vol. 44, No. 2, pp. 748-765, April 2008.
  53. S. He and J.K. Tugnait, "On doubly selective channel estimation using superimposed training and discrete prolate spheroidal sequences," IEEE Trans. Signal Processing, Vol. 56, No. 7, part 2, pp 3214-3228, July 2008.

    2007

  54. S.P. Puranik and J.K. Tugnait, "Tracking of multiple maneuvering targets using multiscan JPDA and IMM filtering," IEEE Trans. Aerospace & Electronic Systems, vol. 43, pp. 23-35, Jan. 2007.
  55. S. He, J.K. Tugnait and X. Meng, "On superimposed training for MIMO channel estimation and symbol detection," IEEE Trans. Signal Processing, vol. 55, pp. 3007-3021, June 2007.
  56. X. Meng, J.K. Tugnait and S. He, "Iterative joint channel estimation and data detection using superimposed training: Algorithms and performance analysis," IEEE Trans. Vehicular Technology, vol. 56, Issue 4, Part 1, pp. 1873-1880, July 2007.
  57. J.K. Tugnait and S. He, "Doubly-selective channel estimation using data-dependent superimposed training and exponential basis models," IEEE Trans. Wireless Communications, vol. 6, pp. 3877-3883, Nov. 2007.

    2006

  58. J.K. Tugnait and Weilin Luo, "Blind space-time multiuser channel estimation in time-varying DS-CDMA systems," IEEE Trans. Vehicular Technology, vol. 55, pp. 207-218, Jan. 2006.
  59. J.K. Tugnait and Xiaohong Meng, "On superimposed training for channel estimation: Performance analysis, training power allocation and frame synchronization," IEEE Trans. Signal Processing, vol. 54, pp. 752-765, Feb. 2006.
  60. J.K. Tugnait, X. Meng and S. He, "Doubly-selective channel estimation using superimposed training and exponential bases models," EURASIP Journal of Adaptive Signal Processing, Special Issue on Reliable Communications over Rapidly Time-Varying Channels, vol. 2006, Article 85303, 11 pages, (July) 2006.

    2005

  61. J.K. Tugnait and Jinghong Ma, "A hypothesis testing approach to blind DS-CDMA user acquisition, identification and detection via code-constrained successive cancellation," IEEE Trans. Signal Processing, vol. 53, pp. 318-332, Jan. 2005.
  62. W. Liang, Tongtong Li and J.K. Tugnait, "Blind detection of multirate asynchronous CDMA signals using super-exponential methods," IEEE Signal Processing Letters, vol. 12, pp. 218-221, March 2005.
  63. Tongtong Li, Zhi Ding, J.K. Tugnait and Weiguo Liang, "Blind multiuser detection for long code CDMA systems with transmission induced cyclostationarity," EURASIP J. Wireless Communications & Networking, special issue on Advanced Signal Processing Algorithms for Wireless Communications, vol. 2005, No. 2, pp. 206-215, April 15, 2005.
  64. Soonho Jeong and J.K. Tugnait, "Multisensor tracking of a maneuvering target in clutter using IMMPDA filtering with simultaneous measurement update," IEEE Trans. Aerospace & Electronic Systems , vol. 41, pp. 1122-1131, July 2005.

    2004

  65. J.K. Tugnait, "Tracking of multiple maneuvering targets in clutter using multiple sensors, IMM and JPDA coupled filtering," IEEE Trans. Aerospace & Electronic Systems , vol. 40, pp. 320-330, Jan. 2004.
  66. J.K. Tugnait and Jinghong Ma, "Blind multiuser detection for code-hopping DS-CDMA signals in asynchronous multipath channels," IEEE Trans. Wireless Communications, vol. 3, pp. 466-476, March 2004.
  67. J.K. Tugnait and Weilin Luo, "Blind identification of time-varying channels using multistep linear predictors," IEEE Trans. Signal Processing, vol. 52, pp. 1739-1749, June 2004.
  68. Tongtong Li and J.K. Tugnait, "Super-exponential methods for blind detection of asynchronous CDMA signals over multipath channels," IEEE Trans. Wireless Communications, vol. 3, pp. 1379-1385, Sept. 2004.
  69. J.K. Tugnait and Jinghong Ma, "Blind multiuser receiver for space-time coded CDMA signals in frequency-selective channels," IEEE Trans. Wireless Communications, vol. 3, pp. 1770-1780, Sept. 2004.

    2003

  70. Xin Wang and J.K. Tugnait, "A bit-map-assisted dynamic queue protocol for multi-access wireless networks with multiple packet reception," IEEE Trans. Signal Processing, vol. SP-51, pp. 2068-2081, Aug. 2003.
  71. J.K. Tugnait and W. Luo, "On channel estimation using superimposed training and first-order statistics," IEEE Communications Letters, vol. CL-7, pp. 413-415, Sept. 2003.

    2002

  72. J.K. Tugnait, "A multi-delay whitening approach to blind identification and equalization of SIMO channels," IEEE Trans. Wireless Communications, vol. WC-1, pp. 456-467, July 2002.
  73. Jinghong Ma and J.K. Tugnait, "Blind detection of multirate asynchronous CDMA signals in multipath channels," IEEE Trans. Signal Processing, vol. SP-50, pp. 2258-2272, Sept. 2002.
  74. J.K. Tugnait and W. Luo, "Linear prediction error method for blind identification of periodically time-varying channels," IEEE Trans. Signal Processing, vol. SP-50, pp. 3070-3082, Dec. 2002.

    2001

  75. B. Chen and J.K. Tugnait, "Tracking of multiple maneuvering targets in clutter using IMM/JPDA filtering and fixed-lag smoothing," Automatica , vol. 37, pp. 239-249, Feb. 2001.
  76. C. Tontiruttananon and J.K. Tugnait, "Identification of closed Loop linear systems via cyclic spectral analysis given noisy input-output time-domain data," IEEE Trans. Automatic Control, vol. AC-46, pp. 258-275, Feb. 2001.
  77. J.K. Tugnait and Tongtong Li, "A multistep linear prediction approach to blind asynchronous CDMA channel estimation and equalization," IEEE J. Selected Areas Communications: Wireless Comm. Series , vol. SAC-19, pp. 1090-1102, June 2001.
  78. J.K. Tugnait and Tongtong Li, "Blind detection of asynchronous CDMA signals in multipath channels using code-constrained inverse filter criterion," IEEE Trans. Signal Processing, vol. SP-49, pp. 1300-1309, July 2001.
  79. J.K. Tugnait and Bin Huang, "Blind estimation and equalization of MIMO channels via multi-delay whitening," IEEE Journal on Selected Areas in Communications, issue on Multiuser Detection Techniques with Application to Wired and Wireless Communications Systems, vol. SAC-19, pp. 1507-1519, August 2001.
  80. J.K. Tugnait and Tongtong Li, "Blind asynchronous multiuser CDMA receivers for ISI channels using code-aided CMA," IEEE Journal on Selected Areas in Communications, issue on Multiuser Detection Techniques with Application to Wired and Wireless Communications Systems, vol. SAC-19, pp. 1520-1530, August 2001.

    2000

  81. B. Chen and J.K. Tugnait, "Interacting multiple model fixed-lag smoothing algorithm for Markovian switching systems," IEEE Trans. Aerospace & Electronic Systems , vol. AES-36, pp. 243-250, Jan. 2000.
  82. J.K. Tugnait and B. Huang, "Multistep linear predictors-based blind identification and equalization of multiple-input multiple-output channels," IEEE Trans. Signal Processing, vol. SP-48, pp. 26-38, Jan. 2000.
  83. J.K. Tugnait and B. Huang, "On a whitening approach to partial channel estimation and blind equalization of FIR/IIR multiple-input multiple-output channels," IEEE Trans. Signal Processing, vol. SP-48, pp. 832-845, March 2000.
  84. J.K. Tugnait, L. Tong and Z. Ding, "Single-user channel estimation and equalization," IEEE Signal Processing Magazine, invited paper for the special issue on Signal Processing Advances in Wireless and Mobile Communications, G.B. Giannakis (Ed.), vol. 17, No. 3, pp. 16-28, May 2000.
  85. Yi Zhou and J.K. Tugnait, "Closed loop linear model validation and order estimation using polyspectral analysis," IEEE Trans. Signal Processing, vol. SP-48, pp. 1965-1974, July 2000.
  86. B. Chen and J.K. Tugnait, "Multisensor tracking of a maneuvering target in clutter using IMMPDA fixed-lag smoothing," IEEE Trans. Aerospace & Electronic Systems , vol. AES-36, pp. 983-992, July 2000.
  87. J.K. Tugnait and Yi Zhou, "On closed-loop system identification using polyspectral analysis given noisy input-output time-domain data," Automatica , vol. 36, pp. 1795-1808, Dec. 2000.
  88. Y. Hua and J.K. Tugnait, "Blind identifiability of FIR-MIMO systems with colored input using second order statistics," IEEE Signal Proc. Letters , vol. SPL-7, pp. 348-350, Dec. 2000.

    1999

  89. J.K. Tugnait and Bin Huang, "Second-order statistics-based blind equalization of IIR single-input multiple-output channels with common zeros," IEEE Trans. Signal Processing, vol. SP-47, pp. 147-157, Jan. 1999.
  90. J.K. Tugnait, "Adaptive blind separation of convolutive mixtures of independent linear signals," Signal Processing (the EURASIP Journal), vol. 73, Issue 1-2, pp. 139-152, Feb. 1999.
  91. J.K. Tugnait and Z. Ding, "Channel estimation, equalization and synchronization," pp. 19-21 in Highlights of Signal Processing for Communications, G.B. Giannakis (Ed.), IEEE Signal Processing Magazine, vol. 16, pp. 14-50, March 1999.
  92. J.K. Tugnait, "Multistep linear predictors-based blind equalization of FIR/IIR single-input multiple-output channels with common zeros," IEEE Trans. Signal Processing, vol. SP-47, pp. 1689-1700, June 1999.
  93. J.K. Tugnait and E. Liu, "Model validation and order selection for linear model fitting using third- and fourth-order cumulants," IEEE Trans. Signal Processing, vol. SP-47, pp. 2433-2443, Sept. 1999.

    1998

  94. J.K. Tugnait, "Identification of multivariable stochastic linear systems via spectral analysis given time-domain data," IEEE Trans. Signal Processing, vol. SP-46, pp. 1458-1463, May 1998.
  95. J.K. Tugnait, "Stability of multivariable least-squares models: a solution via spectral analysis," IEEE Signal Processing Letters, vol. SPL-5, pp. 150-152, June 1998.
  96. J.K. Tugnait, "Identification of multivariable stochastic linear systems via polyspectral analysis given noisy input-output time-domain data," IEEE Trans. Automatic Control, vol. AC-43, pp. 1084-1100, Aug. 1998.
  97. J.K. Tugnait, "System identification and tests for non-Gaussianity and linearity," pp. 42-43 in Highlights of Statistical Signal and Array Processing, A. Hero (Ed.), IEEE Signal Processing Magazine, vol. 15, pp. 21-64, Sept. 1998.
  98. J.K. Tugnait and C. Tontiruttananon, "Identification of linear systems via spectral analysis given time-domain data: consistency, reduced-order approximation and performance analysis," IEEE Trans. Automatic Control, vol. AC-43, pp. 1354-1373, Oct. 1998.
  99. J.K. Tugnait, "On linear predictors for MIMO channels and related blind identification and equalization," IEEE Signal Processing Letters, vol. SPL-5, pp. 289-291, Nov. 1998.
  100. J.K. Tugnait, "On blind separation of convolutive mixtures of independent linear signals in unknown additive noise," IEEE Trans. Signal Processing, vol. SP-46, pp. 3117-3123, Nov. 1998.

    1997

  101. J.K. Tugnait, "Blind spatio-temporal equalization and impulse response estimation for MIMO channels using a Godard cost function," IEEE Transactions on Signal Processing, vol. SP-45, pp. 268-271, Jan. 1997.
  102. J.K. Tugnait, "Identification and deconvolution of multichannel linear non-Gaussian processes using higher-order statistics and inverse filter criteria," IEEE Transactions on Signal Processing, vol. SP-45, pp. 658-672, March 1997.
  103. J.K. Tugnait, "Fitting MA models to linear non-Gaussian random fields using higher-order cumulants," IEEE Transactions on Signal Processing, vol. SP-45, pp. 1045-1050, April 1997.
  104. J.K. Tugnait and G. Uma, "Blind channel estimation and equalization with partial-response input signals," IEEE Trans. on Communications, vol. COM-45, pp. 1025-1031, Sept. 1997.

    1996

  105. J.K. Tugnait, "Blind equalization and estimation of FIR communications channels using fractional sampling," IEEE Trans. on Communications, vol. COM-44, pp. 324-336, March 1996.
  106. J.K. Tugnait, "Frequency domain adaptive filters using higher-order statistics with application to adaptive time-delay estimation," (invited paper), Intern. J. Adaptive Control and Signal Processing, pp. 137-157, March-June 1996.
  107. J.K. Tugnait and G. Uma, "Blind channel estimation and deconvolution in colored noise using higher-order cumulants," (invited paper, a special issue on Higher-Order Statistics in Signal Processing), Journal of the Franklin Institute, vol. 333(B), No. 3, pp. 311-337, May 1996.
  108. J.K. Tugnait, "On fractionally-spaced blind adaptive equalization under symbol timing offsets using Godard and related equalizers," IEEE Transactions on Signal Processing, vol. SP-44, pp. 1817-1821, July 1996.
  109. J.K. Tugnait, "Detection of random signals by integrated polyspectral analysis," IEEE Transactions on Signal Processing, vol. SP-44, pp. 2102-2108, Aug. 1996.

    1995

  110. J.K. Tugnait, "On blind identifiability of multipath channels using fractional sampling and second-order cyclostationary statistics," IEEE Transactions on Information Theory, vol. IT-41, pp. 308-311, Jan. 1995.
  111. J.K. Tugnait, "Blind estimation and equalization of digital communication FIR channels using cumulant matching," IEEE Trans. on Communications, vol. COM-43, pp. 1240-1245, Part III, Feb/March/April 1995.
  112. J.K. Tugnait, "Parameter estimation for noncausal ARMA models of non-Gaussian signals via cumulant matching," IEEE Transactions on Signal Processing , vol. SP-43, pp. 886-893, April 1995.
  113. J.K. Tugnait, "Improved parameter estimation with noisy data for linear models using higher order statistics and inverse filter criteria," IEEE Signal Processing Letters, vol. SPL-2, pp. 63-65, April 1995.
  114. J.K. Tugnait and Y. Ye, "Stochastic system identification with noisy input-output measurements using polyspectra," IEEE Trans. Automatic Control, vol. AC-40, pp. 670-683, April 1995.
  115. J.K. Tugnait, "An improved test for linear model validation and order selection using higher-order statistics," IEEE Signal Processing Letters, vol. SPL-2, pp. 123-125, June 1995.
  116. J.K. Tugnait, "Nonparametric bispectrum-based time delay estimation for bandlimited signals," Electronics Letters, vol. 31, pp. 1634-1635, Sept. 1995.
  117. J.K. Tugnait, "Parameter identifiability of multichannel ARMA models of linear non-Gaussian signals via cumulant matching," IEEE Transactions on Signal Processing, vol. SP-43, pp. 3067-3069, Dec. 1995.
  118. J.K. Tugnait, "On parameter identifiability of ARMA Models of non-Gaussian signals via cumulant spectrum matching," IEEE Transactions on Signal Processing, vol. SP-43, pp. 3065-3066, Dec. 1995.

    1994

  119. J.K. Tugnait, "Estimation of linear parametric models of non-Gaussian discrete random fields with application to texture synthesis," IEEE Transactions on Image Processing, vol. IP-3, pp. 109-127, March 1994.
  120. J.K. Tugnait, "Blind estimation of digital communication channel impulse response," IEEE Trans. Communications, vol. COM-42, pp. 1606-1616, Part III, Feb/March/April 1994.
  121. J.K. Tugnait, "Linear model validation and order selection using higher-order statistics," IEEE Transactions on Signal Processing, vol. SP-42, pp. 1728-1736, July 1994.
  122. J.K. Tugnait, "Testing for linearity of noisy stationary signals," IEEE Transactions on Signal Processing, vol. SP-42, pp. 2742-2748, Oct. 1994.
  123. J.K. Tugnait, "Detection of non-Gaussian signals using integrated polyspectrum," IEEE Transactions on Signal Processing, vol. SP-42, pp. 3137-3149, Nov. 1994. [Corrections, vol. SP-43, Nov. 1995.]
  124. J.K. Tugnait, "Globally convergent adaptive blind filters and blind equalizers for mixed phase channels," IEE Proceedings - Communications, vol. 141, pp. 390-395, Dec. 1994.

    1993

  125. J.K. Tugnait, "Time delay estimation with unknown spatially correlated Gaussian noise," IEEE Trans. Signal Processing, vol. SP-41, pp. 549-558, Feb. 1993.
  126. J.K. Tugnait, "Estimation of linear parametric models using inverse filter criteria and higher order statistics," IEEE Trans. Signal Processing, vol. SP-41, pp. 3196-3199, Nov. 1993.
  127. J.K. Tugnait, "Two-channel tests for common non-Gaussian signal detection," (invited paper), IEE Proceedings Part F, vol. 140, No. 6, pp. 343-349, Dec. 1993.

    1992

  128. J.K. Tugnait, "Comments on: New criteria for blind deconvolution of nonminimum phase systems (channels)," IEEE Trans. Information Theory, vol. IT-38, pp. 210-212, Jan. 1992.
  129. J.K. Tugnait, "Counterexamples to: On estimating noncausal nonminimum phase ARMA models of non-Gaussian processes," IEEE Trans. Signal Processing, vol. SP-40, pp. 1011-1013, April 1992.
  130. J.K. Tugnait, "Stochastic system identification with noisy input using cumulant statistics," IEEE Trans. Automatic Control, vol. AC-37, pp. 476-485, April 1992.

    1991

  131. J.K. Tugnait, "Signal reconstruction from multiple correlations: frequency- and time-domain approaches: comment," Journal of Optical Society of America, A, vol. 7, No. 2, pp. 452-453, Feb. 1991.
  132. J.K. Tugnait, "On time delay estimation with unknown spatially correlated Gaussian noise using fourth order cumulants and cross cumulants," IEEE Trans. Signal Processing, vol. SP-39, pp. 1258-1267, June 1991.
  133. J.K. Tugnait, "New results on FIR system identification using higher-order statistics," IEEE Trans. Signal Processing, vol. SP-39, pp. 2216-2221, Oct. 1991.

    1990

  134. J.K. Tugnait, ``Consistent parameter estimation for noncausal autoregressive models via higher-order statistics," Automatica, vol. 26, pp. 51-61, Jan. 1990.
  135. J.K. Tugnait, ``Consistent order selection for noncausal autoregressive models via higher-order statistics," Automatica, vol. 26, pp. 311-320, March 1990.
  136. J.K. Tugnait, ``Approaches to FIR system identification with noisy data using higher-order statistics," IEEE Trans. Acoustics, Speech, Signal Processing, vol. ASSP-38, pp. 1307-1317, July 1990.
  137. S.T. Chen, L.J. Zimmerman, and J.K. Tugnait, ``Subsurface imaging using reversed vertical seismic profiling and crosshole tomographic methods," Geophysics, vol. 55, pp. 1478-1487, Nov. 1990.

    1989

  138. J.K. Tugnait, ``Comments on `Cumulants: A powerful tool in signal processing','' IEEE Proc. (Lett.), vol. 77, pp. 491-492, March 1989.
  139. J.K. Tugnait, ``Recovering the poles from third-order cumulants of system output," IEEE Trans. Automatic Control, vol. AC-34, pp. 1085-1089, Oct. 1989.

    1988

    1987

  140. J.K. Tugnait, ``Identification of linear stochastic systems via second- and fourth- order cumulant matching," IEEE Trans. Information Theory, vol. IT-33, pp. 393-407, May 1987.
  141. J.K. Tugnait, ``Fitting noncausal autoregressive signal plus noise models to noisy non-Gaussian linear processes," IEEE Trans. Automatic Control, vol. AC-32, pp. 547-552, June 1987.

    1986

  142. J.K. Tugnait, ``Recursive parameter estimation for noisy autoregressive signals," IEEE Trans. Information Theory, vol. IT-32, pp. 426-430, May 1986.
  143. J.K. Tugnait, ``Order reduction of SISO nonminimum-phase stochastic systems," IEEE Trans. Automatic Control, vol. AC-31, pp. 623-632, July 1986.
  144. J.K. Tugnait, ``Identification of nonminimum phase linear stochastic systems," Automatica, vol. 22, pp. 457-464, July 1986.
  145. J.K. Tugnait, ``Modeling and identification of symmetric noncausal impulse responses," IEEE Trans. Acoustics, Speech, Signal Processing, vol. ASSP-34, pp. 1171-1181, Oct. 1986.

    1985

  146. J.K. Tugnait, ``ARMA spectral estimation for noisy signals observed through a linear system," IEEE Trans. Acoustics, Speech, Signal Processing, vol. ASSP-33, pp. 160-163, Feb. 1985.
  147. J.K. Tugnait, ``Constrained signal restoration via iterated extended Kalman filtering," IEEE Trans. Acoustics, Speech, Signal Processing, vol. ASSP-33, pp. 331-334, Feb. 1985.
  148. J.K. Tugnait, ``Continuous-time system identification on compact parameter sets," IEEE Trans. Information Theory, vol. IT-31, pp. 652-659, Sept. 1985.

    1984

  149. J.K. Tugnait, ``An addendum and a correction to: On identification and adaptive estimation for systems with interrupted observations," Automatica, vol. 20, pp. 130-131, Jan. 1984.

    1983

  150. J.K. Tugnait, ``Parameter estimation and linear system identification with randomly interrupted observations," IEEE Trans. Information Theory, vol. IT-29, pp. 164-168, Jan. 1983.
  151. J.K. Tugnait, ``On identification and adaptive estimation for systems with interrupted observations," Automatica, vol. 19, pp. 61-73, Jan. 1983.
  152. J.K. Tugnait, ``On control of stochastic systems with Markov interrupted observations," IEEE Trans. Aerospace and Electronic Systems, vol. AES-19, pp. 232-239, March 1983.
  153. V.J. Mathews and J.K. Tugnait, ``Detection and estimation with fixed lag for abruptly changing systems," IEEE Trans. Aerospace and Electronic Systems, vol. AES-19, pp. 730-739, Sept. 1983.

    1982

  154. J.K. Tugnait, ``Global identification of continuous-time systems with unknown noise covariance," IEEE Trans. Information Theory, vol. IT-28, pp. 531-536, May 1982.
  155. J.K. Tugnait, ``Continuous-time stochastic model simplification," IEEE Trans. Automatic Control, vol. AC-27, pp. 993-996, Aug. 1982.
  156. J.K. Tugnait, ``Comments on an approximation coefficient proposed in: Stochastic model simplification," IEEE Trans. Automatic Control, vol. AC-27, pp. 1002-1004, Aug. 1982.
  157. J.K. Tugnait, ``Detection and estimation for abruptly changing systems," Automatica, vol. 18, pp. 607-615, Sept. 1982.
  158. J.K. Tugnait, ``Adaptive estimation and identification for discrete systems with Markov jump parameters," IEEE Trans. Automatic Control, vol. AC-27, pp. 1054-1065, Oct. 1982.

    1981

  159. J.K. Tugnait, ``Asymptotic stability of MMSE linear filter for systems with uncertain observations," IEEE Trans. Information Theory, vol. IT-27, pp. 247-250, March 1981.
  160. J.K. Tugnait, ``Convergence of continuous-time partitioned adaptive state estimators," Intern. J. of Control, vol. 33, pp. 923-933, May 1981.
  161. J.K. Tugnait, ``Stability of optimum linear estimators of stochastic signals in white multiplicative noise," IEEE Trans. Automatic Control, vol. AC-26, pp. 757-761, June 1981.

    1980

  162. J.K. Tugnait and A.H. Haddad, ``Adaptive estimation in linear systems with unknown Markovian noise statistics," IEEE Trans. Information Theory, vol. IT-26, pp.66-78, Jan. 1980.
  163. J.K. Tugnait, ``Convergence analysis of partitioned adaptive estimators under continuous parameter uncertainty," IEEE Trans. Automatic Control, vol. AC-25, pp. 569-573, June 1980.
  164. J.K. Tugnait, ``Identification and model approximation for continuous-time systems on finite parameter sets," IEEE Trans. Automatic Control, vol. AC-25, pp. 1202-1206, Dec. 1980.

    1979

  165. J.K. Tugnait and A.H. Haddad, ``State estimation under uncertain observations with unknown statistics," IEEE Trans. Automatic Control, vol. AC-24, pp. 201-210, April 1979.
  166. J.K. Tugnait and A.H. Haddad, ``On state estimation for linear discrete-time systems with unknown noise covariances," IEEE Trans. Automatic Control, vol. AC-24, pp. 337-340, April 1979.
  167. J.K. Tugnait, ``Comments on: State estimation for discrete systems with switching parameters," IEEE Trans. Aerospace and Electronic Systems, vol. AES-15, p. 464, May 1979.
  168. J.K. Tugnait and A.H. Haddad, ``A detection-estimation scheme for state estimation in switching environments," Automatica, vol. 15, pp. 477-481, July 1979.

    1978

    1977

  169. J.K. Tugnait and S. Prasad, ``Adaptive radar detection with asymptotically regulated false-alarm rate," IEEE Trans. Aerospace and Electronic Systems, vol. AES-13, pp. 390-394, July 1977.

Author: Jitendra K. Tugnait: tugnajk@eng.auburn.edu

Date of latest revision: thu jul 18 2024