• >2,200
• # Books

• Kemin Zhou with John C. Doyle and Keith Glover, Robust and Optimal Control,  Prentice Hall, 1996.
Used worldwide as graduate textbook and research references
Japanese translation: November 1997
Chinese translation:  1999

• Kemin Zhou with John Doyle, Essentials of Robust Control,  Prentice Hall, September 1997.

• Kemin Zhou, Essentials of Robust Control -- Solutions Manual,  Prentice Hall, 1998.

• # Book Chapters

• K. Zhou, H-Infinity Control,''  The Encyclopedia of Electrical and Electronics Engineering, vol. 9, pp. 94-106, John Wiley & Sons, Inc., 1999.

• K. Zhou, Weighted approximation techniques and their applications in controller reduction'', IMA Volumes in Mathematics and its applications: Robust Control Theory,  Vol. 66, B. Francis and P. Khargonekar, ed., pp. 175-204, 1994.

• # Dissertation

Robust Control of Uncertain Systems and H-infinity Optimization, PhD dissertation, Control Science and Dynamical Systems, University of Minnesota, 1988. Advisor: Prof. P. P. Khargonekar

# Books

Kemin Zhou, John C. Doyle, and Keith Glover, Robust and Optimal Control, Prentice Hall, 1996. (Used worldwide as graduate textbook and research references. It has been cited more than 450 times by SCI papers. A Japanese translation has been published in November of 1997 and a Chinese translation has been published in June 2002.)

Kemin Zhou and John Doyle, Essentials of Robust Control, Prentice Hall, September 1997.

Kemin Zhou, Essentials of Robust Control -- Solutions Manual, Prentice Hall, 1998.

# Refereed Journal Articles

1. K. Zhou and P. P. Khargonekar, “On the weighted sensitivity minimization problem for systems with delays,” Systems and Control Letters, vol. 8, no. 4, pp. 307-312, March 1987.
1. K. Zhou, “Remarks on stochastic model reduction,” IEEE Transactions on Automatic Control, vol. AC-32, no. 4, pp. 356-358, April 1987.
1. K. Zhou and P. P. Khargonekar, “Stability robustness bounds for linear state space models with unstructured uncertainty,” IEEE Transactions on Automatic Control, vol. AC-32, no. 7, pp. 621-623, July 1987.
1. K. Zhou and P. P. Khargonekar, “Robust stabilization of linear systems with norm bounded time varying uncertainty,” Systems and Control Letters, vol. 10, pp. 17-20, January 1988.
1. K. Zhou and P. P. Khargonekar, “An algebraic Riccati equation approach to ${\cal H}_\infty$ optimization,” Systems and Control Letters, vol. 11, pp. 85-91, August 1988.
1. K. Zhou and P. P. Khargonekar, “On the stabilization of linear uncertain systems via bound invariant Lyapunov functions,” SIAM J. Control and Optimization, vol. 26, no. 6, pp. 1265-1273, November 1988
1. P. P. Khargonekar, I. R. Petersen, and K. Zhou, “Robust stabilization of uncertain linear systems: quadratic stabilization and H_\infty control theory,” IEEE Transactions on Automatic Control, vol. 35, pp. 356-361, March 1990.
1. G. Gu, J. Aravena, and K. Zhou, “Minimal realization of two dimensional systems,” IEEE Transactions on Circuits and Systems, vol. 38, no. 10, pp. 1228-1233, October 1991.
1. K. Zhou, “Comparison between H_2 and H-infinity controllers,” IEEE Transactions on Automatic Control, vol. 37, no. 8, pp. 1261-1265, August 1992.
1. K. Zhou, “On the parameterization of H-infinity controllers,” IEEE Transactions on Automatic Control, vol. 37, no. 9, pp. 1442-1445, September 1992.
1. Packard, K. Zhou, P. Pandey, J. Leonhardson, G. Balas, “Optimal, constant I/O similarity scaling for full information and state feedback control problems,” Systems and Control Letters, vol. 19, no. 4, pp. 271-280, October 1992.
1. K. Zhou and G. Gu, “Robust stability of multivariable systems with both real parametric and norm bounded uncertainties,” IEEE Transactions on Automatic Control, vol. 37, no. 10, pp. 1533-1537, October 1992.
1. K. Zhou, Y. Li, and E. B. Lee, “2-D system model reduction with frequency error bounds,” IEEE Transactions on Circuits and Systems II: Analog and Digital Signal Processing, vol. 40, no. 2, pp. 107-110, February 1993.
1. G. Gu, D. Xiong, and K. Zhou, “Identification in H-infinity using Pick's interpolation,” Systems and Control Letters, vol. 20, pp. 263-272, 1993.
1. K. Zhou, “Frequency weighted model reduction with L-infinity error bounds,” Systems and Control Letters, vol. 21, no. 8, pp. 115-125, August 1993.
1. K. Zhou, K. Glover, B. Bodenheimer, and J. Doyle, “Mixed H2 and H-infinity performance objectives I: robust performance analysis,” IEEE Transactions on Automatic Control, vol. 39, no. 8, pp. 1564-1574, August 1994.
1. J. C. Doyle, K. Zhou, K. Glover, and B. Bodenheimer, “Mixed H2 and H-infinity performance objectives II: optimal control,” IEEE Transactions on Automatic Control, vol. 39, no. 8, pp. 1575-1587, August 1994.
1. K. Zhou, J. L. Aravena, G. Gu, and D. Xiong, “Two-dimensional system model reduction by quasi-balanced truncation and singular perturbation,” IEEE Transactions Circuits and Systems, vol. 41, no. 9, pp. 593-602, September 1994.
1. K. Zhou and J. Chen, “Performance bounds for coprime factor controller reductions,” Systems and Control Letters, vol. 26, no. 2, pp. 119-127, 1995.
1. K. Zhou, P. Khargonekar, J. Stoustrup, and H. H. Niemann, “Robust performance of systems with structured uncertainties in state space,” Automatica, vol. 31, no.2, pp. 249-255, 1995.
1. K. Zhou, “Relative/multiplicative model reduction for unstable and non-minimum phase systems,” Automatica, vol. 31, no. 8, pp.1087-1098, 1995.
1. K. Zhou, C. D'Souza, and J. Cloutier, “Structurally balanced controller order reduction with guaranteed closed-loop performance,” Systems and Control Letters, vol. 24, pp. 235-242, 1995.
1. K. Zhou, “Frequency weighted L-infinity norm and optimal Hankel norm model reduction,” IEEE Transactions on Automatic Control, vol. 40, no. 10, pp. 1687-1699, October 1995.
1. W. M. Lu, K. Zhou, and J. C. Doyle, “Stabilization of uncertain linear systems: an LFT approach,” IEEE Trans. on Automatic Control, vol. 41, no. 1, pp. 50-65, January 1996.
1. J. Chen, J. A. Farrell, C. N. Nett, and K. Zhou, “H-infinity identification of multivariable systems by tangential interpolation methods,” IEEE Transactions on Automatic Control, Vol.41, No. 12, pp. 1822-1828, December 1996.
1. X. Chen and K. Zhou, “Order Statistics and probabilistic robust control,” Systems and Control Letters, vol. 35, pp. 175-182, 1998.
1. X. Chen, G. Gu, P. Martin and K. Zhou, “Rotating stall control via bifurcation stabilization,” Automatica, vol. 34, no. 4, pp. 437-443, 1998.
1. K. Zhou and X. Chen, “Design of optimal reduced order H2 filters,” Systems and Control Letters, vol. 38, pp. 135-138, 1999.
1. K. Zhou, G. Salomon, and E. Wu, “Balanced realization and model reduction method for unstable systems,” International Journal of Robust and Nonlinear Control, Vol. 9, No. 3, pp. 183-198, 1999.
1. X. Liu, G. Gu, and K. Zhou, “Robust Stabilization of MIMO Nonlinear Systems by Backstepping,” Automatica, vol.5, no.5, pp 987-992, May 1999.
1. X. Liu, K. Zhou, and G. Gu, “Global Stabilization of MIMO Minimum-Phase Nonlinear Systems without Strict Triangular Conditions,” Systems and Control Letters, vol. 36, pp.359-362, 1999.
1. X. Chen and K. Zhou, “Constrained robustness analysis by randomized algorithms,” IEEE Transactions on Automatic Control, vol. 45, No. 6, pp. 1180-1186, June 2000.
1. E. Wu, Y. Zheng, and K. Zhou, “Detection, estimation, and accommodation of loss of control effectiveness,” International Journal of Adaptive Control and Signal Processing, vol. 24, pp.775-795, 2000.
1. E. Wu, K. Zhou, and G. Salomon, “Control reconfigurability of linear time-invariant systems,” Automatica, vol. 36, No. 11, pp. 1767-1771, November 2000.
1. Y. Huang and K. Zhou, “Robust stability of uncertain time delay systems,” IEEE Transactions on Automatic Control, vol. 45, no. 11, pp. 2169-2173, November 2000.
1. Y. Huang and K. Zhou, “On the robustness of uncertain time delay systems with structured uncertainties,” Systems and Control Letters, vol. 41, no. 5, pp. 367-376, December 2000.
1. X. Chen and K. Zhou, “Multiobjective Control Design,” SIAM Journal on Control and Optimization, Vol. 40, No. 2, pp. 628-660, 2001.
1. X. Chen, A. G. Sparks, K. Zhou and G. Gu, “Local Robustness of Stationary Bifurcation Control”, Latin American Applied Research, Vol. 31, No.3, pp. 163-170, July 2001.
1. K. Zhou and Z. Ren, “A New Controller Architecture for High Performance, Robust, Adaptive, and Fault Tolerant Control,” IEEE Transactions on Automatic Control, Vol. 46, No. 10, pp. 1613-1618, October 2001.
1. D. U. Campos-Delgado and K. Zhou, “H-infinity strong stabilization,” IEEE Transactions on Automatic Control, Vol. 46, No. 12, pp. 1968-1972, 2001.
1. X. Chen and K. Zhou, “H-infinity Gaussian Filter on Infinite Time Horizon”, IEEE Transaction on Circuits and Systems--Part I: Fundamental Theory and Application, Vol. 49, No. 5, May 2002, pp. 674-679.
1. D. U. Campos-Delgado, K. Zhou, D. Allgood, and S. Acharya, “Active control of combustion instabilities using model based controllers,” Combustion Science and Technology, vol. 175(1), pp.1-27, 2003.
1. X. Chen and K. Zhou, “Fast Parallel Frequency Sweeping Algorithms for Robust D-Stability Margin”, IEEE Transactions on Circuit and Systems--Part I: Fundamental Theory and Applications, Vol. 50, No. 3, March 2003, pp. 418-428.
1. D. U. Campos-Delgado, "$L1/H2/H-infinity$ Control Design: Numerical Optimization Approaches" International Journal of Control, Accepted in February 2003.
1. D. U. Campos-Delgado and K. Zhou, “Reconfigurable Fault Tolerant Control Using GIMC Structure,” IEEE Transactions on Automatic Control, November 2001. Accepted.
1. D.U. Campos-Delgado and K. Zhou, “A Parametric Optimization Approach to H-infinity and H2 Strong Stabilization,” accepted by Automatica, April 2002.
1. D. U. Campos-Delgado, B. B. Schuermans, K. Zhou, C. O. Paschereit, E. Gallestey, and A. Poncet, “Thermoacoustic instabilities: modeling and control,” IEEE Transactions on Control Systems Technology. (Accepted as a regular paper)

## Refereed Conference Publications

1.   K. Zhou and P. P. Khargonekar, “On the weighted sensitivity minimization problem for systems with delays,” Proc. IEEE Conference on Decision and Control, pp. 1950-1952, 1986. (invited)
1. K. Zhou and P. P. Khargonekar, “Remarks on stochastic model reduction,” American Control Conference, Seattle, WA, June 1986.
1. P. P. Khargonekar, I. R. Petersen, K. Zhou, “Feedback stabilization of uncertain systems,” Proc. 25th Allerton Conf. on Comm., Contr., and Computing, pp.88-95, 1987.
1. P. P. Khargonekar and K. Zhou, “Robust stabilization of uncertain systems,” American Control Conference, pp. 790-795, June 1988. (invited)
1.  A. Packard and K. Zhou, “Optimal diagonal scaling for state feedback problem,” 1989 SIAM Conference on Control in 90's, San Francisco.
1.  J. C. Doyle, K. Zhou, and B. Bodenheimer, “Optimal control with mixed H2 and H-infinity performance objectives,” American Control Conference, pp. 2065-2070, 1989. (invited)
1. A. Packard and K. Zhou, “Improved upper bounds for the structured singular value,” Proc. IEEE Conference on Decision and Control, Tampa, December 1989.
1.   K. Zhou,  J. C. Doyle, K. Glover, and B. Bodenheimer, “Mixed H2 and H-infinity control theory,” American Control Conference, San Diego, California, pp. 2502-2507, 1990. (invited)
1. K. Zhou, Y. Li, and E. B. Lee, “2-D system model reduction with error bounds,” The 3rd International Conference on Advances in Communications and Control Systems, Canada, September 1991.
1.     K. Zhou, “Full information and state feedback H-infinity control,” Proc. IEEE Conference on Decision and Control, pp. 2293-2294, Brighton, UK, Dec. 1991.
1.   A. Packard, K. Zhou, P. Pandey, and G. Becker, “A collection of robust control problems leading to LMI's,” Proc. IEEE Conference on Decision and Control, pp. 1245-1250, Brighton, UK, Dec. 1991. (invited)
1.   W. M. Lu, K. Zhou, and J. C. Doyle, “Stabilization of LFT  systems,” Proc. IEEE Conference on Decision and Control, Brighton, UK, pp. 1239-1244, Dec. 1991. (invited)
1.   J. C. Doyle, A. Packard, and K. Zhou, “Review of LFTs, LMIs, and m,” Proc. IEEE Conference on Decision and Control, pp. 1227-1232, Brighton, UK, Dec. 1991. (invited)
1.   K. Zhou and G. Gu, “On the robust stability analysis of multivariable systems,” pp. 45-46, Proc. IEEE Conference on Decision and Control, Brighton, UK, Dec. 1991.
1. G. Gu, D. Xiong, and K. Zhou, “Identification in H-infinity using Pick's interpolation,” Proc.  IEEE Conference on Decision and Control, pp. 1692-1693, Tucson, Arizona, December 1992.
1.   K. Zhou, J. Stoustrup, and H. H. Niemann, “Schur stability of uncertain matrices,” Proc. IEEE Conference on Decision and Control, pp. 1565-1566, Tucson, Arizona, December 1992.
1.   K. Zhou, K. Khargonekar, J. Stoustrup, and H. H. Niemann, “Robust stability and performance of uncertain systems in state space,” Proc. IEEE Conference on Decision and Control, pp. 662-667, Tucson, Arizona, December 1992.
1. K. Zhou, “Frequency weighted model reduction with L-infinity error bounds,” American Control Conference, pp. 2123-2127, San Francisco, California, June 1993.
1. D. Xiong, G. Gu, and K. Zhou, “Identification in H-infinity via convex programming,” American Control Conference, pp. 1537-1538, San Francisco, California, June 1993.
1. K. Zhou, “Weighted optimal Hankel norm model reduction,” Proc. IEEE Conference on Decision and Control, San Antonio, TX, December 1993, pp. 3353-3354.
1.   K. Zhou, “Error bounds for frequency weighted balanced truncation and relative error model reduction,” Proc. IEEE Conference on Decision and Control, San Antonio, TX, December 1993, pp. 3347-3352.
1.   K. Zhou, Y. Zheng, and T. Lu, “Stability and error bounds for discrete time frequency weighted balanced truncation,” Proc. IEEE Conference on Decision and Control, San Antonio, TX, December 1993, pp. 2927-2928.
1. J. Chen, J. Farrel, C. Nett, and K. Zhou, “H-infinity identification of multivariable systems by tangential interpolation methods,” Proc. IEEE Conference on Decision and Control, Orlando, Florida, 1994, pp. 4158-4163.
1.   J. Chen, K. Zhou, and B. C. Chang, “Closed-loop controller reduction by a structured truncation approach,” Proc. IEEE Conference on Decision and Control, Orlando, Florida, 1994, pp. 2726-1731.
1. X. Chen and K. Zhou, “On the relative and multiplicative model reductions,” Proc. Southeastern Symposium on System Theory, pp. 57-60, March 1995.
1.   K. Zhou and J. Chen “Performance bounds for coprime factor controller reductions,” American Control Conference, Seattle, Washington, pp. 4020-4024, 1995.
1.  K. Zhou, “A comparative study of H-infinity controller reduction methods,” American Control Conference, Seattle, Washington, pp. 4015-4019, 1995.
1.   K. Nagpal and K. Zhou, “Weighted L-infinity model reduction,” American Control Conference, Seattle, Washington, pp. 3994-3998, 1995.
1.   J. Chen, G. Gu, and K. Zhou, “Balanced truncation with relative multiplicative error bounds in L-infinity norm,” Proc. of IEEE Conf. Dec. Contr., New Orleans, Louisiana, pp. 3086-3091, December 1995.
1. X. Chen and K. Zhou, “On mixed H2/H-infinity control,” IEEE Proceedings of the 28th SSST, Baton Rouge, Louisiana,  pp. 2-6,  March 1996.
1. X. Chen and K. Zhou, “On the algebraic approach to H-infinity control,” IFAC World Congress, San Francisco, California, pp. 505-510, July 1996.
1. X. Chen and K. Zhou, “H2 and H-infinity controller reductions with guaranteed performance,” Proc. of IEEE Conf. Dec. and Contr., Kobe, Japan, pp. 897-902, December 1996.
1.  X. Chen and K. Zhou, “A probabilistic approach to robust control,” IEEE Conference on Decision and Control, San Diego, California, pp. 4894-4895, December 1997.
1.  X. Chen and K. Zhou, “On the probabilistic characterization of model uncertainty and robustness,” IEEE Conference on Decision and Control, San Diego, California, pp. 3816-3821, December 1997.
1.  G. Gu, H. Song, and K. Zhou, “An integrated approach to modeling and control of flexible structures via L-infinity loopshaping,” IEEE Conference on Decision and Control, San Diego, California, pp. 846-851, December 1997
1. X. Chen and K. Zhou, “Constrained robustness analysis and synthesis by randomized algorithms,” Proceedings of 1998 American Control Conference, Philadelphia, pp. 1429-1433, June 1998.
1.  X. Liu, K. Zhou, and G. Gu, “Robust stabilization of MIMO uncertain nonlinear systems without strict feedback conditions,” Proceedings of 1998 American Control Conference, Philadelphia, pp. 766-770, June 1998.
1.  Y. Zhang, X. R. Li, and K. Zhou, “A fault detection and diagnosis approach based on hidden Markov chain model,” Proceedings of 1998 American Control Conference, Philadelphia, vol. 4, pp. 2012-2016, June 1998.
1. E. Wu, Y. Zheng, and K. Zhou, “Control effectiveness estimation using an adaptive Kalman estimator,” the invited session of IEEE Int. Symp. On Intelligent Control (ISIC), Gaithersburg, MD, Sept. 14-17, 1998.
1.  X. Chen, G. Gu, P. Martin, and K. Zhou, “Rotating stall control via bifurcation stabilization,” Proceedings of International Symposium on Circuits and Systems
1.  X. Liu, K. Zhou, G. Gu, “Global disturbance attenuation for MIMO nonlinear systems with controlled output containing input,” Proceedings of 1998 IEEE Conference on Decision and Control, Tempa, Florida,  pp. 4081-4086, 1998.
1.   X. Liu, G. Gu, K. Zhou, “Stabilization of multi-input stochastic nonlinear systems,” Proceedings of 1998 IEEE Conference on Decision and Control, Tempa, Florida, pp. 1321-1326, 1998.
1.  X. Chen and K. Zhou, “H-infinity Gaussian control design,” Proceedings of 1998 IEEE Conference on Decision and Control, Tempa, Florida, pp. 638-643, 1998.
1.  X. Chen, G. Salomon, and K. Zhou, “Multiobjective output feedback control,” Proceedings of 1998 IEEE Conference on Decision and Control, Tempa, Florida, pp. 1810-1811, 1998.
1.   X. Chen, A. G. Sparks, K. Zhou, and G. Gu, “Robustness of a class of stabilizing controllers for bifurcated systems,” Proceedings of 1998 IEEE Conference on Decision and Control, Tempa, Florida, pp. 4594-4599, 1998.
1. X. Chen and K. Zhou, “Finite time horizon multiobjective filtering and control,” Proceedings of 1999 IFAC Congress, Beijing, vol. G, pp. 259-264.
1.  G. Salomon, K. Zhou, and E. Wu, “A new balanced realization and model reduction method for unstable systems,” Proceedings of 1999 IFAC Congress, Beijing, vol. D, pp. 123-128.
1.  X. Liu, K. Zhou, G. Gu, “Structure and robust stabilization of multivariable nonlinear interlacing systems,” Proceedings of 1999 IFAC Congress, Beijing, vol. F, pp. 411-416.
1.  X. Chen and K. Zhou, “A parallel frequency sweeping algorithm for computing maximal structured singular value m,” IEEE Conferences on Decision and Control, Phoenix, Arizona, pp. 1869-1874, December 1999.
1.  X. Chen and K. Zhou, “New techniques for robustness analysis,” IEEE Conferences on Decision and Control, Phoenix, Arizona, pp. 1809-1814, December 1999.
1.  Y. Huang and K. Zhou, “Robust control of uncertain time delay systems,” IEEE Conferences on Decision and Control, Phoenix, Arizona, pp. 1130-1135, December 1999.
1. D. U. Campos-Delgado, Y. P. Huang, and K. Zhou, “Generalized internal model control for a single flexible beam,” IFAC Symposium on Robust Control Design 2000, Prague, Czech Republic, 21-23 June 2000.
1.  N. Eva Wu, K. Zhou, G. Salomon, “On Reconfigurability,” Safeprocess, 2000.
1. P. Huang and K. Zhou, “Robust Stability and Performance of Uncertain Delay systems with Structured Uncertainties,” IEEE Conference on Decision and Control, pp. 1509-1514, Sydney, Australia, 2000.
1. K. Zhou, “A New Controller Architecture for High Performance, Robust, Adaptive, and Fault Tolerant Control,” IEEE Conference on Decision and Control, pp. 4120-4125, Sydney, Australia, 2000.
1.  D. U. Campos-Delgado and K. Zhou, “Fault tolerant control of a gyroscope system,” American Control Conference, Arlington, VA, pp. 2688-2693, June 25-27, 2001.
1. D. Allgood, D. U. Campos-Delgado, S. Acharya, and K. Zhou, “Acoustic control of thermoacoustic instabilities using experimental model-based controllers,” Proceedings of ASME Turbo Expo'01, 46the ASME International Gas Turbine and Aeroengine Technical Congress, June4-7, 2001, New Orleans, Louisiana, USA.
1.   D. U. Campos-Delgado, D. Allgood, K. Zhou, and S. Acharya, “Identification and active control of thermoacoustic instabilities,” IEEE Conference on Control Applications, Mexico, September 2001 (Top five finalists of the Student Best Papers).
1. D. U. Campos-Delgado and K. Zhou, “H-infinity strong stabilization,” Proceedings of IEEE Conference on Decision and Control,  Orlando, Florida, pp. 249-254, December 4-8, 2001.
1. Xiang Chen, Guoxiang Gu and Kemin Zhou, “Local Robustness of Hopf Bifurcation Control”, submitted, 2001.
1. X. Chen, K. Zhou, J. L. Aravena, “Fast construction of robustness degradation function,” IEEE Conference on Decision and Control, Las Vegas, December 2002.
1.  X. Chen, G. Gu,and K. Zhou, “Local robustness of Hopf bifurcation stabilization,” Proceedings of 2002 American Control Conference, Alaska, May 2002, pp. 2263-2266.
1. L. Li and K. Zhou, “An approximation approach to decentralized H-infinity control,” The 4th World Congress on Intelligent Control and Automation, June 2002.
1.  D.U. Campos-Delgado and K. Zhou, “H-infinity and H2 Strong Stabilization by Numerical Optimization,” Submitted to IFAC 2002.
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