Research supported by
 NSF Research Initiation Award ECS9110636.
 AFOSR DEPSCoR Award F496209410415.
 AFOSR ASSERT Award F496209510354.
 AFOSR Research Grant F4962095C0063.
 ARO DEPSCoR Award DAAH049610193.
 AFOSR Research Grant F496209710064.
 AFOSR DEPSCoR Award F496209910179.
Copyrights to the many of the following papers are held by the
publishers. The attached PostScript files are preprints. It is
understood that all persons copying this information will adhere to
the terms and constraints invoked by each author's copyright. These
works may not be reposted without the explicit permission of the
copyright holder.

ControlOriented System Identification  An H infinity Approach,
by Jie Chen and Guoxiang Gu, and was
published by John Wiley & Sons, Inc., 2000.
Lecture notes and Matlab programs for the book are available.

X. Chen, A. Tahmasebi, and G. Gu, ``Local
robustness of stabilization with applications to
jet engine control,'' in Bifurcation Control: Theory and
Applications, G. Chen {\it et al}
Eds., pp. 275300, SpringerVerlag, 2003.

G. Gu and A. Sparks, ``Bifurcation stabilization with
applications in jet engine control,'' in Controlling Bifurcations
and Chaos in Engineering Systems, G. Chen Eds., pp.
347368, CRC Press, 1999.

P.P. Khargonekar, G. Gu, and J. Friedman,
``Identification in Hinfinity: Theory
and Applications,'' in Identification, Adaptation, Learning,
S. Bittanti et al. Eds.,
NATO ASI Series F: Computer and Systems Science,
vol. 153, pp. 266288, SpringerVerlag, 1996.

G. Gu and P.P. Khargonekar, ``Identification in frequency domain,''
in Lecture Notes in Control and
Information Sciences, vol. 202, Francis and A. R. Tannenbaum Eds.,
pp. 99113, SpringerVerlag, London, UK, 1995.

G. Gu, ``Identification in Hinfinity using timedomain
measurement data,'' in Modeling Uncertainties in Control Systems,
R. Smith and M. Dahleh, Eds., SpringerVerlag, 1994.

G. Gu, X.R. Cao, and H. Badr, ``Generalized LQR control and
Kalman filtering with relations to computations of innerouter and
spectral factorizations,'' IEEE Trans. Automat. Contr., vol. 51,
pp. 595605, April 2006.

L. Li and G. Gu, ``Design of optimal zeroforcing
precoder for MIMO channels
via optimal full information control,''
IEEE Trans. Signal Processing, vol. 53,
pp. 32383246, Aug. 2005.

G. Gu, ``All optimal Hankelnorm approximations and their
Linfinity error bounds in discretetime,'' Int.
J. Contr., vol. 78, pp. 408423, April 2005.

G. Gu and E. Badran, ``Optimal design for channel
equalization via filterbank approach'',
IEEE Trans. Signal Processing, vol. 52, pp. 536545,
Feb. 2004.

G. Gu, and L. Li, ``Worstcase design for optimal
channel equalization in filterbank transceivers,''
IEEE Trans. Signal Processing, vol. 51,
pp. 24242435, Sept. 2003.

J. Fang, G. Gu, and K.Z. Liu, ``Stability analysis
for nonlinear feedback control systems with linear actuators,''
IEEE Trans. Automat. Contr., vol. 48, pp. 649654, April 2003.

G. Gu, ``Remarks on validation of uncertainty
models using frequency response data,''
IEEE Trans. Automat. Contr., vol. 47, pp. 486490, Mar. 2002.

G. Gu, ``Innerouter factorization for strictly proper
transfer matrices,'' IEEE Trans. Automat. Contr.,
vol. 47, pp. 19151919, 2002.

J. Chen and G. Gu, ``Worstcase asymptotic properties
of Hinfinity identification,''
IEEE Trans. Circuits and Syst., vol. 49, pp. 437446, 2002.

X. Chen, A.G. Sparks, K. Zhou, and G. Gu, ``Local
robustness of stationary bifurcation control,''
Latin American Applied Research, pp. 163170, 2001.

C. Belta, G. Gu, A. Sparks, and S. Banda, ``Rotating
stall control for axial flow compressors,''
Automatica, pp. 921931, 2001.

G. Gu and J. Chen, ``A nearly interpolatory algorithm
for Hinfinity identification
with mixed time and frequency response data,''
IEEE Trans. Circuits and Syst., vol. 46, pp. 464469, Mar. 2001.

G. Gu, S. Banda, and A. Sparks, ``An overview of rotating
stall and surge control for axial flow compressors,''
IEEE Trans. Contr. Syst. Tech., vol. 7, pp. 639647, 1999.

G. Gu, ``Modeling of normalized coprime factors with numetric uncertainty,''
IEEE Trans. Automat. Contr., vol. 44, 14981511, 1999.

D. Xu, Z. Ren, G. Gu, and J. Chen, ``LFT uncertain model
validation with time and frequencydomain measurements,''
IEEE Trans. Automat. Contr., vol. 44, pp. 14351441, July 1999.

G. Gu, A. Sparks and C. Belta, ``Stability analysis for rotating
stall dynamics in axial flow compressors,'' Circuits,
Systems, and Signal Processing, vol. 18, pp. 331350, 1999.

X. Liu, G. Gu, and K. Zhou, ``Robust stabilization
of MIMO minimumphase systems by backstepping,'' Automatica,
vol. 5, pp. 987992, May 1999.

X. Liu, K. Zhou, and G. Gu, ``Global stabilization of MIMO
minimumphase nonlinear systems without strict triangular
conditions,'' Syst. and Contr. Lett., vol. 36, pp. 359362, 1999.

J. Huang, G. Gu, and B.A.
Shenoi, ``Design of multichannel QMF banks via
frequency domain optimizations,'' IEEE
Trans. Circuits and Syst., Part II, vol. 46, pp. 599607, May 1999.

G. Gu, J. Chen, and E.B. Lee, ``Parametric Hinfinity
loopshaping and weighted mixed sensitivity minimization,''
IEEE Trans. Automat. Contr., vol. 44, pp. 846851, Aug. 1999.

G. Gu, X. Chen, A. Sparks, and S. Banda,
``Bifurcation stabilization with local output feedback,''
SIAM J. Contr. Optimiz., vol. 37, pp. 934956, March 1999.

W. Kang, G. Gu, A. Sparks, and
S. Banda, ``Bifurcation test functions and surge control
for axial flow compressors,''
Automatica, vol. 35, pp. 229239, 1999.

J. Huang and G. Gu,
``A direct approach to the design of QMF banks
via frequency domain optimizations,'' IEEE Trans.
Signal Processing, vol. 46, pp. 21312138, Aug. 1998.

G. Gu and L. Qiu, ``Connection of multiplicative or relative
perturbation in coprime factors and gap metric uncertainty,''
Automatica, pp. 603607, May 1998.

X. Chen, G. Gu, P. Martin, and K. Zhou,
``Rotating stall control via bifurcation stabilization,''
Automatica, vol 34, pp. 437443, April 1998.

G. Gu and J. Huang, ``Convergence results on the
design of QMF banks,'' IEEE Trans.
Signal Processing,
vol. 46, pp. 758761, March 1998.

G. Gu, A. Sparks, and S. Banda, ``Bifurcation based nonlinear
feedback control for rotating stall in axial flow compressors,''
Int. J. Contr., vol. 6, pp. 12411257, Dec. 1997.

P. Misra, G. Gu, and R.V. Patel, ``Computation of simple and
group factors of multivariate polynomials,'' {\it Circuits, Systems, and
Signal Processing}, vol. 16, 455473, 1997.

J.L. Aravena and G. Gu,
``Weighted least mean square design of 2D
FIR digital filters: the general case,''
IEEE Trans. Signal Processing, vol. 44, pp. 25682578, Oct. 1996.

J. Chen, G. Gu, C.N. Nett and D. Xiong, ``A
canonical structure for constrained optimal control
problems,'' Int. Journal on Robust and Nonlinear Control,
vol. 6, pp. 727741, June 1996.

G. Gu, ``Model reduction with relative/multiplicative
error bounds and relations to controller reduction,''
IEEE Trans. Automat. Contr., vol. AC40, pp. 14781485, Aug.
1995.

J. Chen, G. Gu and C.N. Nett, ``A new method for
computing delay margins for stability of linear delay systems,''
Syst. and Contr. Lett., vol. 26, pp. 107117, Jan. 1995.

J. Chen, G. Gu and C.N. Nett, ``Worst case identification
of continuoustime systems via interpolation,''
Automatica, vol. 30, pp. 18251837, Dec. 1994.

G. Gu and J.L. Aravena, ``Weighted
least mean square design of 2D FIR filters,''
IEEE Trans. Signal Processing, vol. 42, pp. 31783187, Nov. 1994.

K. Zhou, J.L. Aravena, G. Gu, and D. Xiong, ``Twodimensional
system model reduction by quasibalanced
truncation and singular perturbation,'' IEEE Trans. Circuit
and Syst., vol. 41, pp. 593602, Sept. 1994.

G. Gu, ``Suboptimal algorithms for worst case identification
and model validation,'' IEEE Trans.
Automat. Contr., vol. 39, pp. 16571661, Aug. 1994.

H. Akcay, G. Gu and P.P. Khargonekar, ``Worst case
identification with nonuniformly spaced frequency response
measurements,'' Int. J. on Robust and Nonlinear Contr.,
vol. 4, pp. 613629, July 1994.

G. Gu and P. Misra, ``Disturbance attenuation and Hinfinity
optimization using output feedback,'' AIAA Journal
on Guidance, Control and Dynamics, vol. 17,
pp. 145152, Jan.Feb. 1994.

G. Gu, D. Xiong and K. Zhou, ``Identification
in Hinfinity using Pick's interpolation,''
Syst. and Contr. Lett., vol. 20, pp. 263272, June 1993.

H. Akcay, G. Gu and P.P. Khargonekar, ``System identification
for continuoustime systems,'' IEEE
Trans. Automat. Contr., vol. vol. 38, pp. 289294, Feb. 1993.

K. Zhou and G. Gu, ``Robust stability of multivariable
systems with both real parametric and norm bounded uncertainties,''
IEEE Trans. Automat. Contr., vol. 37,
15331537, Oct. 1992.

G. Gu and P.P. Khargonekar, ``Linear and nonlinear algorithms
for identification in Hinfinity with error bounds,''
IEEE Trans. Automat. Contr., vol. 37, pp. 953963, July 1992.

G. Gu, P.P. Khargonekar, E.B. Lee and P. Misra,
``Finitedimensional
approximations of unstable infinitedimensional systems,''
SIAM J. Contr. and Optimiz., vol.30, pp. 704716, May 1992.

G. Gu, P.P. Khargonekar and Y. Li, ``Robust convergence for
system identification in Hinfinity,''
Syst. and Contr. Lett., vol. 18, pp. 253263,
April 1992.

G. Gu and P.P. Khargonekar, ``A class of algorithms for
system identification in Hinfinity,'' Automatica,
vol. 28, pp. 299312, March 1992.

G. Gu and P. Misra, ``Identification of linear
time invariant systems based on frequency response data,''
IEE ProceedingsD, vol. 139,
pp. 135140, March 1992.

G. Gu, J.L. Aravena and K. Zhou, ``On minimal
realization of 2D systems,'' IEEE Trans.
Circuits and Syst., vol. CAS38, pp. 12281233, Oct. 1991.

G. Gu and B.A. Shenoi, ``A novel approach to the synthesis of
recursive digital filters with linear phase,'' IEEE
Trans. Circuits and Syst., vol. CAS38, pp. 602612, June 1991.

G. Gu, P. Misra and B.A. Shenoi, ``A methodology for the synthesis
of twodimensional analog filters with linear phase,''
J. Circuits, Systems and Computers, vol. 1, pp. 7592,
March 1991.

G. Gu, B.A. Shenoi and C. Zhang, ``Synthesis of 2D
linear phase digital
filters,'' IEEE Trans. Circuits and Syst., vol.
CAS37, pp. 14991508, Dec. 1990.

N.E. Wu and G. Gu, ``Discrete Fourier transform and Hinfinity
approximation,'' IEEE Trans. Automat. Contr., vol. AC35,
pp. 10441046, Sept. 1990.

G. Gu, ``Stabilizability condition of uncertain systems via output
feedback control,'' IEEE Trans. Automat. Contr., vol. AC35,
pp. 915917, Aug. 1990.

G. Gu, ``On the existence of linear optimal control with output
feedback,'' SIAM J. Contr. and Optimiz., vol. 28, pp.
711719, May 1990.

G. Gu and E.B. Lee, ``A numerical algorithm for
stability testing of 2D recursive digital filters,''
IEEE Trans. Circuits and Syst.,
vol. CAS37, pp. 135138, Jan. 1990.

G. Gu and E.B. Lee, ``Stability testing of time delay systems,''
Automatica, vol. 25, pp. 777780, Sept. 1989.

G. Gu, P.P. Khargonekar and E. B. Lee,
``Approximation of infinite
dimensional systems,'' IEEE Trans. Automat. Contr., vol. AC34,
pp. 610618, June 1989.

F.N. Bailey, D. Panzer and G. Gu, ``Two algorithms for
frequency domain design
of robust control systems,'' Int. J. Contr., vol. 48, no. 5,
pp. 17871806, Nov. 1988.

G. Gu, X.R. Cao, and H. Badr,
``Generalized LQR control and
Kalman filtering with relations to computations of
innerouter and spectral factorizations,'' in
Proceeding of American Control Conference (Portland, OR), June 2005.

G. Gu, P.R. Chandler, C.J. Schumacher, A. Sparks and M. Pachter, ``Optimum
cooperative UAV sensing based on Cram\'{e}rRao bound,''
in Proceeding of American Control Conference,
(Portland, OR), June 2005.

J. He, Z. Wu and G. Gu, ``Optimal realizable
MMSE linear and decision feedback equalizers: time domain results,''
in Proceedings of IEEE 2005 Wireless Communications and Networking
Conference (New Orleans, LA), vol. 2, pp. 961966, March 2005.

Z. Wu, J. He, and G. Gu, ``Design of optimal pilottones for
channel estimation in MIMOOFDM systems,'' in Proceedings of IEEE 2005
Wireless Communications and Networking Conference (New Orleans, LA),
vol. 1, pp. 1217, March 2005.

G. Gu, J. He, X. Gao, and M. NaraghiPour,
``An analytic approach to modeling and estimation
of OFDM channels,'' in Proceedings of IEEE 2004
Global Communications Conference
(Dallas, TX), Nov. 2004.

J. He, Z. Wu, and G. Gu, ``Semiblind tracking and
equalization of timevarying multipath channels,''
in Proceedings of 2003 Wireless Communications and Networking
Conference (Atlanta, GA), March 2004.

L. Li, G. Gu, and H.C. Wu, ``Design of
optimal precoders for MIMO channels,''in Proceedings of IEEE 2003 Global
Communications Conference (San Francisco, CA), Dec. 2003.

H.C. Wu and G. Gu, ``Analysis of intercarrier and
interblock interferences in wireless OFDM systems,''
in Proceedings of 2003 Wireless Communications and Networking
Conference (Atlanta, GA), March 2004. %vol. 2, pp784788

G. Gu and J. He, ``MMSE multiuser detection for CDMA
and DSL data networks,'' in Proceedings
of 2003 Wireless Communications and Networking
Conference (New Orleans, LA), March 2003.

G. Gu and L. Qiu, ``Uncertainty equivalence principle,
and ${\cal H}_{\infty}$based robust adaptive control,''
Proc. of 41st IEEE Conf. on Dec. and Contr. (Las Vegas, NV),
pp. 30553060, December 2002.

G. Gu, ``All optimal Hankelnorm approximations and their
${\cal L}_{\infty}$ error bounds in discretetime,''
Proc. of 41st IEEE Conf. on Dec. and Contr. (Las Vegas, NV),
pp. 37423747, December 2002.

X. Chen, G. Gu,and K. Zhou, ``Local robustness of Hopf bifurcation
stabilization,'' Proc. of 2002 Amer. Contr. Conf.
(Alaska), pp. 22632266, June 2002.

Z. Li and G. Gu, ``Uncertainty model validation
for unstable systems,'' Proc. of 2002 Int. Conf. on Contr. and Automation
(Xiamen, China), June 2002.

J. Fang, G. Gu and K.Z. Liu, ``Stability analysis
for nonlinear systems with linear actuators,''
Proc. of the 4th World Congress on Intelligent Contr. and Automation
(Shanghai, China), June 2002.

G. Gu, ``Innerouter factorization for
strictly proper transfer matrices,''
Proc. of Chinese Contr. Conf. (Dalian, China), July 2001.

G. Gu, ``Remarks on uncertainty model validation,''
Proc. of 2001 World Multiconf.
on Systemics, Cybernetics, and Informatics (Orlando, FL), Vol.
IX, pp. 194199, June 2001.

G. Gu and J. Chen, ``A nearly interpolatory algorithm
for ${\cal H}_{\infty}$ identification
with mixed time and frequency response data,''
Proc. of IFAC on Syst. Iden.
(Santa Barbara), June 2000.

J. Chen and G. Gu, ``Worstcase asymptotic properties
of linear algorithms for ${\cal H}_{\infty}$ identification,''
Proc. of 38th IEEE Conf. on Dec. and Contr. (Phoenix, Arizona),
pp. 53145319, December 1999.

C. Belta, G. Gu, A. Sparks, and S. Banda, ``A bifurcation
approach to rotating stall control,'' Proc. of 1999 IFAC
(Beijing, China), July 1999.

G. Gu and A. Sparks, ``Stability analysis for multimode
MooreGreitzer model,'' Proc. of IEEE Conf. on Dec. and Contr.,
(Tampa,FL), 25512556, 1998.

C. Belta, G. Gu, A. Sparks, and S. Banda, ``Rotating stall
control for axial flow compressors,'' Proc. of IEEE Conf. on Dec. and Contr.,
(Tampa, FL), 25572562, 1998.

X. Liu, G. Gu, and K. Zhou, ``Stabilization of multiinput
stochastic nonlinear systems,''
Proc. of IEEE Conf. on Dec. and Contr., (Tampa,
FL), 13211326, 1998.

X. Liu, K. Zhou, and G. Gu, ``Global distrubance attenuation
for MIMO nonlinear systems with controlled output containing input,''
Proc. of IEEE Conf. on Dec. and Contr., (Tampa,
FL), 40814086, 1998.
 G. Gu, A. Sparks, and W. Kang, ``Bifurcation analysis and
control for surge model via the projection method,''
Proc. of 1998 Amer. Contr. Conf.,
(Philidephia, PA), 36173621, 1998.
 X. Liu, K. Zhou, and G. Gu, ``Robust stabilization
of MIMO uncertain nonlinear systems without strict feedback
conditions,'' Proc. of 1998 Amer. Contr. Conf.,
(Philadephia, PA), 766770, 1998.
 X. Chen, G. Gu, P. Martin, and K. Zhou,
``Rotating stall control via bifurcation stabilization,''
Proc. of IEEE Symp. Cir. and Syst., June 1998.
 G. Gu, H. Song, and K. Zhou, ``An integrated approach to modeling
and control of flexible structures via ${\cal L}_{\infty}$ loopshaping,''
Proc. of IEEE Conf. on Dec. and Contr., (San Diego, CA),
846851, 1997.
 D. Xu, R. Zhang, G. Gu, and J. Chen, ``LFT uncertain
model validation with time and frequency domain measurements,'' {\it
Proc. of IEEE Conf. on Dec. and Contr., (San Diego, CA), 145150, 1997.
 G. Gu, X. Chen, A. Sparks, and S. Banda,
``Bifurcation stabilization with local output feedback,''
Proc. of 1997
Amer. Contr. Conf., (Albuquerque, NM), 21932197, 1997.
 G. Gu, A. Sparks, and S. Banda, ``Bifurcation
based nonlinear feedback control for rotating stall
control in axial flow compressors,'' Proc.
of 1997 Amer. Contr. Conf., (Albuquerque, NM), 15241528, 1997.
 W. Kang, G. Gu, A. Sparks, and
S. Banda, ``Surge control and test functions
for axial flow compressors,'' Proc. of 1997
Amer. Conf., (Albuquerque, NM), 37213725, 1997.
 A. Sparks and G. Gu,
``Control of compressor rotating stall without
distributed sensing using bifurcation theory,''
Proc. of 1997
Amer. Contr. Conf., (Albuquerque, NM), 37163720, 1997.
 G. Gu, J. Chen, and O. Toker, ``Computation of $L_2[0,
h]$ induced norms,'' Proc. of 35th IEEE Conf. Dec.
and Contr. (Kobe, Japan), 40464051, Dec. 1996.
 G. Gu, S. Banda, and A. Sparks, ``An overview of
rotating stall and surge control for axial flow compressors,''
Proc. of 35th IEEE Conf. on Dec. and Contr.
(Kobe, Japan) 27862791, Dec. 1996.
 G. Gu, L. Qiu, ``Connection of multiplicative or relative
perturbation in coprime factors and gap metric uncertainty,''
Proc. IFAC , (San Francisco, CA), July 1996.
 G. Gu, C.C. Chu, and P. P. Khargonekar, ``From
frequency domain data to statespace model,''
Proc. of IEEE Conf. on Dec. and Contr. (New Orleans, LA,
Dec. 1995), pp. 12521257.
 J. Chen, G. Gu, and K. Zhou, ``Balanced truncation
with relative/multiplicative error bounds in
$L_{\infty}$ norm,''
Proc. of IEEE Conf. on Dec. and Contr. (New Orleans, LA,
Dec. 1995), pp. 30863091.
 G. Gu, J. R. Cloutier, and G. Kim, ``Gain
scheduled missile autopilot design using
observerbased Hinfinity control,''
Proc. 1995 Amer. Contr. Conf. (Seattle, WA,
June 1995), pp. 19511955.
 G. Gu, J. Chen, and E. B. Lee, ``Multivariable
feedback control system design with Hinfinity
loopshaping,'' Proc. 1995 Amer. Contr. Conf. (Seatlle, WA,
June 1995), pp. 23692373.
 G. Gu, ``Model reduction with relative/multiplicative
error bounds and relations to controller reduction,''
Proc. of IEEE Conf. on Dec. and Contr. (Orlando, FL,
Dec. 1994), pp. 31933198.
 G. Gu, ``Modeling of normalized coprime factors with
Hinfinity norm bounded uncertainty,''
Proc. of IEEE Conf. on Dec. and Contr. (Orlando, FL,
Dec. 1994), pp. 39553960.
 J. Chen, G. Gu, and C. N. Nett, ``A new method for
computing delay margins for stability of linear delay systems,''
Proc. 0f IEEE Conf. on Dec. and Contr. (Orlando, FL,
Dec. 1994), pp. 433437.
 G. Gu, G. Kim, and C. C. Chu, ``Remarks on leastsquares
based linear algorithms for identification in Hinfinity,''
Proc. 1994 Amer. Contr. Conf. (Baltimore, MD,
June 1994), pp. 112116.
 G. Gu, ``Suboptimal algorithms for worst case identification
and model validation,'' Proc. of IEEE Conf. on Dec.
and Contr., (San Antonio, Dec. 1993), pp. 539540.
 J. L. Aravena and G. Gu, ``Weighted least mean square
design of 2D FIR digital filters: general weighting case,''
Proc. of 27th Asilomar Conf. on Signals, Systems and
Computers (Asilomar, CA, Nov. 1993), 711715.
 D. Xiong, G. Gu and K. Zhou, ``Identification
in Hinfinity via convex programming,'' Proc. of Amer.
Contr. Conf., (San Francisco, June 1993), pp. 16921693.
 J. Chen, G. Gu and C. N. Nett, ``An interpolation
approach to identification of continuoustime systems,''
Proc. of Amer.
Contr. Conf., (San Francisco, June 1993), pp. 15441548.
 J. Chen, G. Gu, C. N. Nett and D. Xiong, ``A canonical structure
of constrained optimal control problems,'' Proc. of Amer.
Contr. Conf., (San Francisco, June 1993), pp. 16071611.
 G. Gu, P. P. Khargonekar, ``Frequency domain
identification of lightly damped systems: The JPL example,''
Proc. of Amer.
Contr. Conf. (San Francisco, June 1993), pp. 30523057.
 G. Gu, D. Xiong and
K. Zhou, ``Identification in Hinfinity
using Pick's interpolation,'' Proc. of 31st IEEE Conf. on
Dec. and Contr., (Tucson, AZ, Dec. 1992), pp. 16921693.
 H. Akcay, G. Gu and P. P. Khargonekar,
``Identification in Hinfinity
with nonuniformly spaced frequency response measurements,''
Proc. of 1992 American Control
Conf., (Chicago, IL, June 1992), pp. 246250.
 G. Gu and P. Misra, ``Disturbance attenuation and Hinfinity
optimization using output feedback,''
Proc. of 30th IEEE Conf. on Decision
and Contr. (Brighton, England, Dec. 1991), pp. 27052709.
 K. Zhou and G. Gu, ``Robust stability of multivariable
systems with both real parametric and norm bounded uncertainties,''
Proc. of 30th IEEE Conf. on Decision
and Contr. (Brighton, England, Dec. 1991), pp. 4546.
 G. Gu and P. P. Khargonekar, ``A class of algorithms for
identification
in Hinfinity,'' Proc. of 30th IEEE Conf. on Decision
and Contr. (Brighton, England, Dec. 1991), pp. 634639.
 G. Gu and P. P. Khargonekar, ``Linear and nonlinear algorithms
for identification in Hinfinity'',
Proc. of 1991 American Control
Conf., (Boston, MA, June 1991), pp. 6469.
 Guoxiang Gu and P. Misra, ``Identification of linear time
invariant systems,'' Proc. of 1991 American Control
Conf., (Boston, MA, June 1991), pp. 687691.
 G. Gu, P. P. Khargonekar, E. B. Lee and P. Misra,
``Finitedimensional
approximations of unstable infinitedimensional systems,''
Proc. of 29th
IEEE Conf. on Decision and Contr. (Honolulu, HI, Dec. 1990),
pp. 11681173.
 P. Misra, G. Gu and P. Van Dooren, ``Characterization and computation
of transmission zeros of singular multivariable systems,''
Proc. of 29th IEEE Conf. on Decision and Contr.
(Honolulu, HI, Dec. 1990), pp. 279284.
 G. Gu and R. K. Yedevalli, ``Robust stability of `type L'
systems,'' Proc. of 29th IEEE Conf. on Decision and Contr.
(Honolulu, HI, Dec. 1990), pp. 423424.
 P. P. Khargonekar and G. Gu, ``Simultaneous stabilization of
parametric uncertain systems,'' invited paper, Proc. of the IEEE
Int. Conf. on Syst. Engr. (Dayton, OH, Aug. 1989), pp. 495498.
 G. Gu and P. Misra, ``A connection between singular perturbation
theory and robust stabilization of uncertain systems,'' Proc. of
28th IEEE Conf. on Decision and Contr. (Tampa, FL,
Dec. 1989), pp. 34113412.
 G. Gu and E. B. Lee, ``Strictly bounded realness
and stability testing
of 2D recursive digital filters,'' Proc. of 27th IEEE Conf. on
Decision and Control (Austin, TX, Dec. 1988), pp. 18711876.
 G. Gu, P. P. Khargonekar and E. B. Lee, ``Approximation of
infinite dimensional systems,'' Proc. of 27th IEEE Conf. on Decision
and Contr. (Austin, TX, Dec. 1988), pp. 987992.
 G. Gu, E. B. Lee, ``On the stability of time delay systems,''
Proc. of American Contr. Conf. (Atlanta, GA, June 1988),
pp. 23182320.
 G. Gu, ``Stabilization of time lag systems,''
Proc. of the IEEE
Int. Conf. on System Engr. (Dayton, OH, Aug. 1987), pp. 101104.
 G. Gu and E. B. Lee, ``On the quadratic cost functional for time
delay and twodimensional systems,'' Proc. of 25th IEEE Conf. on
Decision and Control (Los Angeles, CA, Dec. 1987), pp. 21582161.
 G. Gu and E. B. Lee, ``Stabilization independent of delay with a
finite dimensional compensator,'' Proc. of American Contr. Conf.
(Minneapolis, MN, June 1987), pp. 12291234.
 G. Gu and E. B. Lee, ``Calculation of the integralsquarederror
for linear time delay systems,'' Proc. of 24th IEEE Conf.
on Decision
and Control (Fort Lauderdale, FL, Dec. 1985), pp. 868871.
 G. Gu and E. B. Lee, ``Design of feedback controllers for a family of
nonlinear second order systems,'' Proc. of 23rd Allerton Conf.,
(UrbanaChampaign, IL, Oct. 1985), pp. 113122.
Guoxiang Gu
F.Hugh Coughlin/CELCO Distinguished Professor
Department of Electrical and Computer Engineering
Louisiana State University
Baton Rouge, LA 708035901
Phone: (225) 5785534
Office: (225) 5785241
Fax: (225) 5785200
Email: ggu@ee.lsu.edu