Dr. Keqin Gu - Distinguished Research Professor
Monograph:
Gu, K., Karitonov, V. L. and Chen, J. (2003), Stability of Time-Delay Systems, Birkhauser, Boston.
Edited Books:
Niculescu, S.-I. and Gu, K. (2004), Advances in Time-Delay Systems, Lecture Notes in Computational Science and Engineering, Springer, Berlin.
Book Chapters:
Liu, Y., Li, H. and Gu, K. (2009), "Stability of Coupled Differential-Difference Equations with Block-Diagonal Uncertainty," accepted for publication in J.-J. Loiseau, W. Michiels, S.-I. Niculescu, R. Sipahi (editors) Topics in Time Delay Systems: Analysis, Algorithms and Control, Springer, pp. 73-84.
Li, H. and Gu, K. (2009), "Lyapunov-Krasovskii Functional Approach for Coupled Differential-Difference Equations with Multiple Delays," in B. Balachandran, R. Kalmar-Nagy, D. Gilsinn (editors) Delay Differential Equations---Recent Advances and New Directions, Springer, pp. 1-30.
Niculescu, S.-I., Morarescu, C.-I , Michiels, W. and K.Gu (2007) "Geometric Ideas in the Stability Analysis of Delay Models in Biosciences." In I. Queinnec, S. Tarbouriech, G. Garcia and S.-I. Niculescu (editors) Biology and Control Theory: Current Challenges, LNCIS, vol. 357, Springer Verslag, 2007.
Niculescu, S.-I., Michiels, W., Gu, K. and Abdallah, C. T. (2007), "Delay effects on output feedback control of dynamical systems," in F. M. Atay (editor) Complex Time-Delay Systems, Lecture Notes in Control and Information Sciences, Springer, New York.
Gu, K., Niculescu, S.-I. and Chen, J. (2007), "Computing maximum delay-deviation allowed to retain stability in systems with two delays," in Loiseau J.-J. and Chiasson, J. (editors), Applications of Time Delay Systems, LNCIS, Vol. 352, Springer-Verlag, Berline, pp. 157-164.
Gu, K. and Niculescu S.-I. (2006), "Stability Analysis of Time-Delay Systems: A Lyapunov Approach," in A. Loría, F. Lamnabhi-Lagarrigue, and E. Panteley (editors), Advanced Topics in Control Systems Theory: Lecture Notes from FAP 2005, Lecture Notes in Control and Information Sciences, Vol. 328, Springer-Verlag, Berlin, pp. 139-170.
Taoutaou, D., Niculescu, S.-I. and Gu, K. (2004), "Robust stability of teleoperation schemes subject to constant and time-varying communication delays," in Niculescu, S.-I. and Gu, K. (editors), Advances in Time-Delay Systems, Lecture Notes in Computational Science and Engineering, Springer, Berlin, pp. 327-338.
Niculescu, S-I., Michiels, W., Melchor-Aguillar, D., Luzyanina, T., Mazenc, F., Gu, K. and Chatté. F. (2004), "Delay Effects on the Asymptotic Stability of Various Fluid Models in High-Performance Networks," in Tarbouriech, S., Abdallah, C. T., Chiasson, J. (Editors), Advances in Communication Control Networks, Lecture Notes in Control and Information Sciences , Vol. 308, Springer-Verlag, Heidelberg, pp. 87-110.
Book Reviews:
Gu, K., (2008), Book review of "Control of Dead-time Processes," by J. E. Normey-Rico and E. F. Camacho. IEEE Control Systems Magazine, Vol. 28, No. 5, pp. 136-137.
Gu, K., (2006), Book review of "PID Controllers for Time-Delay Systems," by Guillermo J. Silva, Aniruddha Datta, and S. P. Bhattacharyya. IEEE Control Systems Magazine, Vol. 26, No. 1, pp. 93-95.
Gu, K., (2005), Book review of "Methodologies for control of jump time-delay systems," by Magdi S. Mahmoud and Peng Shi. Automatica, Vol. 41, pp. 351-352.
Gu, K., (2000), Book review of "Stability and stabilization of infinite dimensional systems with applications," by Luo, Z.-H., Guo, B.-Z. and Morgul, O., Automatica, Vol. 36, pp. 1775-1776.
Journal Publications:
Gu, K., Zhang, Y. and Xu, S. (2010). "Small gain problem in coupled differential-difference equations, time-varying delays, and direct Lyapunov method," accepted for publication in International Journal of Robust and Nonlinear Control.
Sipahi, R., Niculescu, S.-I., Abdallah, C. T., Michiels, W. and Gu, K. (2010). "Dynamical systems with delays---Benefits and detriments," Under review for Control Systems Magazine.
Gu, K. (2010). "Stability Problem of Systems with Multiple Delay Channels," accepted for publication in Automatica (Paper).
Li, H. and Gu, K. (2010). "Discretized Lyapunov-Krasovskii Functional for Coupled Differential-Difference Equations with Multiple Delay Channels," accepted for publication in Automatica (Paper).
Gu, K. and Naghnaian, M. (2010). "Stability crossing set for systems with three delays," accepted for publication in IEEE Transactions on Automatic Control (Paper).
Niculescu, S.-I., Kim, P., Gu, K., Lee, P., and Levy, D. (2010). "Stability Crossing Boundaries of Delay Systems Modeling Immune Dynamics in Leukemia." Discrete and Continuous Dynamical Systems, Series B, Vol. 13, No. 1, pp. 129-156.
Gu, K. (2009). "Discussions on 'H_{∞} Control of Distributed and Discrete Delay Systems via Discretized Lyapunov Functional'," European Journal of Control, Vol 15, No 1, pp. 95-96.
Gu, K. and Liu, Y. (2009). "Lyapunov-Krasovskii Functional for Uniform Stability of Coupled Differential-Functional Equations," Automatica, Vol 45, No. 3, pp. 798-804.
Morarescu, C.-I., Niculescu, S.-I., and Gu, K. (2007), "Stability crossing curves of shifted gamma-distributed delay systems," SIAM Journal on Applied Dynamical Systems, Vol 6, No 2, pp. 475-493.
Morarescu, C.-I., Niculescu, S.-I., and Gu, K. (2007), "On the geometry of stability regions of Smith predictors subject to delay uncertainty," IMA Journal of Mathematical Control and Information, Vol. 24, No. 3, pp. 411-423.
Gu, K., Niculescu, S.-I. and Chen, J. (2005), "On stability crossing curves for general systems with two delays," Journal of Mathematical Analysis and Applications, Vol. 311, No. 1, November 2005, Pages 231-253.
Han, Q.-L., Yu, X. and Gu, K. (2004), "On computing the maximum time-delay bound for stability of linear neutral systems," IEEE Transactions on Automatic Control, Vol. 49, No. 12, pp.2281-2285.
Han, Q.-L., Gu, K. and Yu, X. (2003), "An improved estimate of time-delay in the robust stability problem of time-delay systems with norm-bounded uncertainty," IEEE Transactions on Automatic Control, Vol. 48, No. 9, pp. 1629-1634.
Niculescu, S.-I. and Gu, K. (2003), "Robust stability of some oscillatory systems including time-varying delay with applications in congestion control," ISA Transactions (The Instrumentation, Systems, and Automation Society, American Institute of Physics), number 4, 2003.
Luo, A. C. J. and Gu, K. (2003), "On resonant separatrix bands of a Duffing Oscillator with a twin-well potential," Chaos, Solitons and Fractals, Vol. 15, No. 4, pp. 771-782.
Gu, K. (2003), "Refined discretized Lyapunov functional method for systems with multiple delays," International Journal of Robust and Nonlinear Control, Vol. 13, No. 11, pp. 1017-1033.
Gu, K. (2003), "An improved stability criterion for systems with distributed delays," International Journal of Robust and Nonlinear Control, Special Issue on Time Delay Systems, Vol. 13, No. 9, pp. 819-831.
Gu, K. and Niculescu, S.-I. (2003), "A survey of recent results in the stability and control of time delay systems," ASME Journal of Dynamic Systems, Measurement and Control, Special Issue on Time Delay Systems, Vol. 125, No. 2, pp. 158-165.
Gu, K. (2001), "Discretization schemes for Lyapunov-Krasovskii functionals in time-delay systems," Special Issue on Advances in Analysis and Control of Time-Delay Systems, Kybernetika, Vol. 37, No. 4, pp. 479-504.
Gu, K., "A further refinement of discretized Lyapunov functional method for the stability of time-delay systems," to appear in: International Journal of Control, 2001.
Han, Q.-L. and Gu, K. , "On robust stability of time-delay systems with norm-bounded uncertainty," to appear in: IEEE Transactions on Automatic Control, AC-46, No. 8, 2001
Gu, K., Han, Q.-L., Luo, A. C. J. and Niculescu, S.-I., "Discretized Lyapunov functional for systems with distributed delay and piecewise constant coefficients," to appear in: International Journal of Control, 2001.
Gu, K. and Niculescu, S.-I. (2001), "Further remarks on additional dynamics in various model transformations of linear delay systems," IEEE Transactions on Automatic Control, Vol.46, No. 3, pp. 497-500.
Han, Q.-L. and Gu, K. (2000), "Stability of linear systems with time-varying delay: a generalized discretized Lyapunov functional approach," to appear in: Asian Control Journal, Vol. 3, No. 3, 2001.
Gu, K. and Niculescu, S.-I. (2000), "Additional dynamics in transformed time-delay systems," IEEE Transactions on Automatic Control, Vol. 45, No. 3, pp. 572-575.
Luo, A. C. J., Gu, K. and Han, R. P. S. (1999), "Resonant-separatrix webs in strochastic layers of the twin-well Duffing oscillator," Nonlinear Dynamics, Vol. 19, pp. 37-48.
Gu, K.(1999), "Discretized Lyapunov Functional for Uncertain Systems with Multiple Time-Delay," International Journal of Control, Vol. 72, No. 16, pp. 1436-1445.
Gu, K.(1999), "A Generalized Discretization Scheme of Lyapunov Functional in the Stability of Linear Uncertain Time-Delay systems," International Journal of Robust and Nonlinear Control, Vol, 9, No. 1, pp. 1-14.
Gu, K.(1997), "Discretized LMI Set in the Stability Problem of Linear Uncertain Time-Delay Systems," International Journal of Control, Vol. 68, No. 4, pp. 923-934.
Gu, K., Ye, X. and Loh, N. K. (1995), "Design of H Control of Discrete-Time Systems with Uncertainties," Control Theory and Advanced Technology, Vol. 10, No. 4, Part 5, pp. 1899-1912.
Gu, K. (1995), "Absolute Stability of Systems under Block Diagonal Memoryless Uncertainties." Automatica, Vol. 31, No. 4, pp. 581-584.
Gu, K. (1995), "Algorithms for Studying the Trade-offs between HAttenuation and Uncertainty Tolerance," International Journal of Control, Vol. 61, No. 4, pp. 823-836.
Gu, K. (1994), "Comments on 'Convexity of Frequency Response Arcs Associated with a Stable Polynomial'," IEEE Transactions on Automatic Control, Vol. 39, No. 11, pp. 2262-2265.
Gu, K. (1994), "H Control of Systems under Norm Bounded Uncertainties in All System Matrices," IEEE Transactions on Automatic Control, Vol. 39, No. 6, pp. 1320-1322.
Gu, K. (1994), "Designing Stabilizing Control of Uncertain Systems by Quasiconvex Optimization," IEEE Transactions on Automatic Control, Vol. 39, No.1, pp. 127-131.
Gu, K. and Loh, N.K. (1993), "Disrect Computation of Stability Bound for Systems with Polytopic Uncertainties," IEEE Transactions on Automatic Control, Vol. 38, No. 2, pp. 363-366.
Gu, K. and Tongue, Benson H. (1991), "New Adaptive Control Strategies Through Nonholonomic Transformations," International Journal of Robotics Research, Vol. 10, No. 5, pp. 505-514.
Zohdy, M.A., Gu, K., Tantawy, H. S. and Fadali, M.S. (1991), "Robust Eigenstructure Assignment for Multiinput Systems," International Journal of Control, Vol. 54, No. 5, pp. 1273-1280.
Gu, K. and Chen, Y. H. (1991), "Linear Control Guaranteeing Stability of Uncertain Systems via Orthogonal Decomposition," Automatica, Vol. 27, No. 5, pp. 873-876.
Gu, K., Chen, Y.H., Zohdy, M. A. and Loh, N. K. (1991), "Quadratic Stabilizability of Uncertain Systems: a Two Level Optimization Setup," Automatica, Vol. 27, No. 1, pp. 161-165.
Chai, W. J., Gu, K., and Loh, N.K. (1991), "Transforming Time-Varying Multivariable Systems into Block Companion Canonical Forms," Computers & Mathematics with Applications, Vo. 21, N0. 2-3, pp. 57-67.
Gu, K., and Tonque, B. H. (1990), "A New Strategy of Adaptive Control for Robot," ASME Journal of Dynamic Systems, Measurement & Control, Vol. 112, No. 3, pp. 410-416.
Gu, K., Zohdy, m. A. and Loh, N. K. (1990), "Necessary and Sufficient Conditions of Quadratic Stability of Uncertain Linear Systems," IEEE Transactions on Automatic Control, Vol., 35, No. 5, pp. 601-604.
Tonque, Benson H. and Gu, K. (1989), "Adaptive Mesh Strategies for Interpolated Mapping Procedures," International Journal of Engineering Science, Vol. 27, No. 10, pp. 1144-1154.
Tonque, Benson H. and Gu, K. (1988), "A Higher Order Method of Interpolated Cell Mapping, " Journal of Sound and Vibration, Vol. 125, No. 1, pp. 169-179.
Tonque, Benson H. and Gu, K. (1988), "Interpolated Cell Mapping of Dynamical Systems," ASME Journal of Applied Mechanics, Vol. 55, No. 2, pp. 461-466.
Tonque, Benson H. and Gu, K. (1988), "A Theoretical Basis for Interpolated Cell Mapping," SIAM Journal of Applied Mathematics, Vol. 46, No. 5, pp. 1206-1214.
Gu, K., and Tongue, Benson H. (1987), "A Method to Improve the Modal Convergence for Structures with External Forcing," ASME Journal of Applied Mechanics, Vol. 54, No. 4, pp. 904-909.
Conference Publications:
Zhang, Y., Peet, M. M. and Gu, K. (2010), "Reducing the Computational Cost of the Sum-of-Squares Stability Test for Time-Delayed Systems," Accepted for 2010 American Control Conference.
Gu, K. and Naghnaeian, M. (2009), "On Stability Crossing Set for General Systems with Three Delays---Part 1. Crossing Frequency Set," IFAC 8th Workshop on Time Delay Systems, Sinaia, Romania, September 1-3, 2009.
Gu, K. and Naghnaeian, M. (2009), "On Stability Crossing Set for General Systems with Three Delays---Part 2. Stability Crossing Set," IFAC 8th Workshop on Time Delay Systems, Sinaia, Romania, September 1-3, 2009.
Li, H. and Gu, K. (2009), "Discretized Lyapunov-Krasovskii Functional Method for Coupled Differential-Functional Equations with Discrete and Distributed Delays," 7th Asian Control Conference, Hong Kong, August 27-29, 2009.
Gu, K. (2009), "Towards More Effective Representation of Time-Delay Systems," Distinguished Invited Lecture, the 4th IEEE Conference on Industrial Electronics, and Applications, Xian, China, May 25-27, 2009.
Li, H. and Gu, K. (2008), "Discretized Lyapunov-Krasovskii Functional for Systems with Multiple Delay Channels," 2008 ASME Dynamic Systems and Control Conference, Ann Arbor, MI, October 20-22, 2008.
Gu, K. (2008), "Large Systems with Delays in a Small Number of Channels," Semi-plenary speech, 2008 Chinese Control and Decision Conference, Yantai, China, July 2-4, 2008.
César Méndez-Barrios, Silviu-Iulian Niculescu, Constantin-Irinel Morărescu and Keqin Gu (2008) "On the Fragility of PI Controllers for Time-Delay SISO Systems," 16th Mediterranean Conference on Control and Automation. Ajaccio, Corsica, France on June 25-27, 2008.
Liu, Y., Li, H. and Gu, K. (2008), "Stability of Differential-Difference Equations with Norm-Bounded Uncertainty," 7th World Congress on Intelligent Control and Automation, Chongqing, China, June 25-27, 2008.
Gu, K. and Liu, Y. (2007), "Lyapunov-Krasovskii Functional for Coupled Differential-Functional Equations," 46th IEEE Conference on Decision and Control, New Orleans, Louisiana, December 12-14, 2007.
Morarescu, C.-I., Niculescu, S.-I. and Gu, K. (2007), "On the geometry of PI controllers for SISO systems with input delays," 7th IFAC Workshop on Time-Delay Systems, Nantes, France, September 17-19, 2007.
Morarescu, C.-I., Niculescu, S.-I. and Gu, K. (2006), "Some remarks on smith predictors: a geometric point of view," submitted to the 6th IFAC Workshop on Time Delay Systems 2006.
Niculescu, S.-I., Kim, P., Gu, K., Levy, D. (2006), "On the Stability Crossing Boundaries of Some Delay Systems Modeling Immune Dynamics in Leukemia," 17th International Symposium on Mathematical Theory of Networks and Systems, Kyoto, Japan, July 24-28, 2006.
Morarescu, C.-I., Niculescu, S.-I. and Gu, K. (2005), "Remarks on the stability crossing curves of some distributed delay systems," 2005 Conference on Differential and Difference Equations and Applications, Melbourne, Florida, August 1-5, 2005.
Gu, K. (2005), "Stability analysis of DDAE: A Lyapunov approach," in Invited Session MS 27: "Stability of Delay Differential Algebraic Equations with Applications," SIAM Conference on Control and Its Applications, New Orleans, Louisiana, July 11-14, 2005.
Gu, K., Niculescu, S.-I. and Chen, J. (2004), "On stability crossing curves for general systems with two delays," 5th IFAC Workshop on Time Delay Systems, Leuven, Belgium, September 8-10, 2004.
Gu, K., Niculescu, S.-I. and Chen, J. (2004), "On calculating the maximum radius of delay deviation," Sixteenth International Symposium on Mathematical Theory of Networks and Systems (MTNS2004), Leuven, Belgium, July 5-9, 2004.
Taoutaou, D., Niculescu, S.-I. and Gu, K. (2003), "Robust Stability of Teleoperation Schemes Subject to Constant and Time Varying Communication Delays," Conference on Decision and Control, Maui, HI, December 9-12, 2003.
Niculescu, S.-I., Rasvan, V. and Gu, K. (2003), "On delay-dependent stability in lossless propagation models: a Liapunov-Krasovskii analysis," 11th IEEE Mediterranean Conference on Control and Automation, Rhodes, Greece, June 17-20, 2003.
Niculescu, S.-I., Gu, K. and Abdallah, C. T. (2003), "Some remarks on the delay stabilizing effect in SISO systems," 2003 American Control Conference, Denver, CO, June 4-6, 2003.
Niculescu, S.-I. and Gu, K. (2002), "Robust stability of some oscillatory systems including time-varying delay with applications in congestion control," 4th Asian Control Conference, Singapore, September 25-27, 2002.
Weinberg, J. B., Engel, G. L., Gu, K., Karacal, C. S., Smith, S. R., White, W. W. and Yu, X. W. (2001), "A multidisciplinary model for using robotics in engineering education," Proceedings of the 2001 American Society for Engineering Education Annual Conference & Exposition (Session 2620), Albuquerque, NM, June 24-27, 2001.
Gu, K. and Han, Q.-L. (2001), "A revision of some delay-dependent stability criteria for uncertain time-delay systems," 3rd IFAC Workshop on Time Delay Systems, Santa Fe, NM, December 8-10, 2001.
Gu, K. (2001), "An improved stability criterion for systems with distributed delays," 3rd IFAC Workshop on Time Delay Systems, Santa Fe, NM, December 8-10, 2001.
Han, Q.-L. and Gu, K. (2001), "Stability criteria for linear time-delay systems with multiple passive uncertainties," 3rd IFAC Workshop on Time Delay Systems, Santa Fe, NM, December 8-10, 2001.
Gu, K. (2001), "Refined discretized Lyapunov functional method for systems with multiple delays," Conference on Decision and Control, Orlando, FL, December 4-7, 2001.
Han, Q.-L. and Gu, K. (2001), "Robust stability of time-delay systems with block-diagonal uncertainty," 40th Conference on Decision and Control, Orlando, FL, December 4-7, 2001.
Gu, K. (2001), "A further refinement of discretized Lyapunov functional method for the stability of time-delay systems," 2001 American Control Conference, Arlington, VA, June 25-27, 2001.
Gu, K. (2001), "On robust stability of time-delay systems with norm-bounded uncertainty," 2001 American Control Conference, Arlington, VA, June 25-27, 2001.
Gu, K. (2000), "An integral inequality in the stability problem of time-delay systems," 39th Conference on Decision & Control, Sidney, Australia, December 12-15.
Gu, K. and Han, Q.-L. (2000), "Controller design for time-delay systems using discretized Lyapunov functional approach," 39th Conference on Decision & Control, Sidney, Australia, December 12-15.
Gu, K. and Han, Q.-L. (2000), "Discretized Lyapunov functional for linear uncertain systems with time-varying delay," 2000 American Control Conference, Chicago, IL, June 28-30, pp. 1375-1379.
Gu, K. and Niculescu, S.-I. (2000), "Further remarks on additional dynamics in various model transformations of linear delay systems," 2000 American Control Conference, Chicago, IL, June 28-30, pp. 4368-4372.
Kolmanovskii, V. B., Niculescu, S.-I. and Gu, K. (1999), "Delay effects on stability and control: a survey," 38th Conference on Decision & Control, Phoenix, AZ, December 7-10, pp. 1993-1998.
Gu, K. and Niculescu, S.-I. (1999), "Additional dynamics in transformed time-delay systems," 38th Conference on Decision & Control, Phoenix, AZ, December 7-10, pp. 4673-4677.
Gu, K. (1999), "Partial solution of LMI in stability problem of time-delay systems," 38th Conference on Decision & Control, Phoenix, AZ, December 7-10, pp. 227-232.
Gu, K. (1999), "Discretized Lyapunov functional for uncertain systems with multiple time-delay," 38th Conference on Decision & Control, Phoenix, AZ, December 7-10, pp. 2029-2034.
Gu, K., Luo, A. C. J. and Niculescu, S.-I. (1999), "Discretized Lyapunov functional for systems with distributed delay," Proceesings of 1999 European Control Conference, Karlsruhe, Germany, Aug.31-Sept. 3, pp. DM-12-1.
Gu, K., "Stability of Linear Time-Delay Systems with Block-Diagonal Uncertainty," 1998 American Control Conference, Philadelphia, PA, June 24-26, 1998.
Gu, K., "Discretization Schemes of Lyapunov Functional in the Stability Problem of Linear Uncertain Time-Delay Systems," 35th annual Allerton Conference, University of Illinois, Urbana, IL, September 29-October 1, 1997, pp. 631-640.
Gu, K., "Constrained LMI Set in the Stability Problem of Linear Uncertain Time-Delay Systems," 1997 American Control Conference, Albuquerque, NM, June 4-6, 1997, Vol. 6, pp. 3657-3661.
Gu, K., "Discretization of Lyapunov Functional for Uncertain Time-Delay Systems," 1997 American Control Conference, Albuquerque, NM, June 4-6, 1997, Vol. 1, pp. 505-509.
Gu, K., "Guaranteed Convergence Ratio of Systems with Time-Varying Uncertainties," 1995 American Control Conference, Seattle, WA, June 21-23, 1995, Vol. 1, pp. 978-981.
Gu, K., "Absolute Stability Under Uncertainties Satisfying Reciprocal Relations," 1994 American Control Conference, Baltimore, MD, June 29-July 1, 1994, Vol. 3, pp. 3000-3001.
Gu, K., Ye, X. and Loh, N.K., "H Attenuation of Uncertain Discrete-Time Systems," 32nd IEEE Conference on Decision and Control, San Antonio, TX, December 15-17, 1993, Vol. 1, pp. 39-44.
Gu, K., "H Control of Systems with Uncertainties in All Entries," IEEE Conference on Decision and Control, San Antonio, TX, December 15-17, 1993, Vol. 2, pp. 1666-1670.
Gu, K., "The Trade-Off Between H Attenuation and Uncertainty Tolerance By Quasiconvex Optimization," 1993 American Control Conference, San Francisco, CA, June 2-4, 1993, Vol. 2, pp. 1666-1670.
Gu, K., "Duality in Designing Stabilizing Control of Uncertain Linear Systems, 31st IEEE Conference on Decision and Control, Tucson, AZ, December 16-18, 1992, Vol. 3, pp. 2894-2895.
Gu, K., "Flexible Robot Control: Why Does Assumed Mode Method Work?" International Symposium on Implicit and Nonlinear Systems, Fort Worth, TX, December 14-15, 1992, pp. 15-20.
Gu, K., "Linear Feedback Stabilization of Arbitrary Time-Varying Uncertain Systems," 1992 American Control Conference, Chicago, IL, June 24-26, 1992, Vol. 4, pp. 2893-2894.
Gu, K., "Fixed Order Output Feedback Stabilization of Uncertain Systems," Control of Systems with Inexact Dynamic Models, Proceedings of 1991 ASME Winter Annual Meeting, Atlanta, GA, December 1-6, 1991, DSC-Vol. 33, pp. 7-13.
Wise,K., Godhwani, A., Gu, K. et. al., "Linear and Nonlinear Flight Control of the AIAA Controls Design Challenge Airplane," 1991 AIAA GNC Conference, New Orleans, LA, October 1991.
Chai, W.J., Loh, N.K. and Gu, K., "Robust Stabilization of Uncertain Linear Discrete-Time Systems," International Conference on Information & Systems, Hangzhou, China, October 1991, pp. 1157-1162.
Gu, K., "Quadratic Stability Bound of Discrete-Time Uncertain Systems," 1991 American Control Conference, Boston, MA, June 1991, Vol. 2, pp. 1951-1955.
Gu, K., and Loh, N.K., "Maximum Bound of Quadratic Stability for Possibly Fast Time Varying Polytopic Uncertainties," 1990 American Control Conference, San Diego, CA, May 1990, Vol. 3, pp. 2632-2636.
Gu, K., Chai, W. J. and Loh, N. K., "Towards Less Conservative Stability Criterion for Discrete-Time Linear Uncertain Systems," 1990 American Control Conference, San Diego, Ca, May 1990, Vol. 2, pp. 1145-1149.
Gu, K., Zohdy, M. A. and Loh, N. K., "Necessary and Sufficient Conditions of Quadratic Stability of Uncertain Linear Systems," 28th IEEE Conference on Decision and Control, Tampa, FL, December 1989, Vol. 1, pp. 464-468.
Gu, K., and Chen, Y. H., "Uncertain Systems: New Uncertainty Characterization for Linear Control Design," 28th IEEE Conference on Decision and Control, Tampa, FL, December 1989, Vol. 2, pp.1508-1512.
Gu, K., and Tongue, Benson H., "On Adaptive Motion Control of Robot Manipulator and its Fast Implementations," Proceedings of the USA-Japan Symposium on Flexible Automation, Minneapolis, MN, July 1988, pp. 205-312.
