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 Publications  Selected
works with PDFs
Selected
works with PDFs
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N. Xiao, L. Xie, and
L. Qiu, “Feedback stabilization of discrete-time networked systems
over fading channels”, IEEE
Trans. on Automatic Control, to appear, 2012. >PDF
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Y. Zhang and L. Qiu, “From
subadditive inequalities of singular values to triangle inequalities
of canonical angles”, SIAM
Journal on Matrix Analysis and Applications, vol. 31, pp.
1606-1620, 2010. >PDF
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J. Chen, S. Hara, L.
Qiu, and R. Middleton “Best achievable tracking performance in
sampled-data systems via LTI controllers”, IEEE Trans. on Automatic Control, vol. 53, pp.
2467-2479, 2008. >PDF
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Y. Zhang, L. Qiu, “On the angular metrics
between linear subspaces”, Linear Algebra and its Applications,
vol. 421, no. 1, pp. 163-170, 2007. >PDF
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W. Su, L. Qiu and J. Chen,
“Fundamental limit of discrete-time systems in tracking multi-tone
sinusoidal signals”, Automatica, vol. 43, no. 1, pp.
15-30, 2007. >PDF
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L.
Qiu, Y. Zhang, and C.K. Li, “Unitarily invariant metrics on the
Grassmann space”, SIAM Journal on Matrix Analysis and
Applications, vol. 27, pp. 507-531, 2006. >PDF
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L.
Chai and L. Qiu, “Multirate periodic systems and constrained
analytical function interpolation problems”, SIAM Journal on
Control and Optimization, vol. 43, pp. 1972--1986, 2005. >PDF
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W. C.
Gan and L. Qiu, “Torque and velocity ripple elimination of AC
permanent magnet motor control systems using the internal model
principle”, IEEE/ASME Trans. on Mechatronics, vol. 9, pp.
436--447, 2004. >PDF
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L.
Qiu, “What can Routh table offer in addition to stability”,
Journal of Control Theory and Applications, vol. 1, pp. 9--16,
2003. >PDF
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W. C.
Gan, N. C. Cheung and L. Qiu, “Position control of linear switched
reluctance motors for high precision applications”, IEEE Trans.
on Industry Applications, vol. 39, pp. 1350--1362, 2003. >PDF
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W. Su, L. Qiu and J. Chen,
“Fundamental performance limitations in tracking sinusoidal
signals”, IEEE Trans. on Automatic Control, vol. 48, pp.
1371-1380, 2003. >PDF
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W. C.
Gan and L. Qiu, “Design and analysis of a plug-in robust
compensator: an application to indirect field-oriented control
induction machine drives”, IEEE Trans. on Industrial
Electronics, vol. 50, pp. 272-282, 2003. >PDF
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Z.
Ding and L. Qiu, “Blind MIMO channel identification from second
order statistics using rank deficient channel convolution matrix”, IEEE
Trans. on Signal Processing, vol. 51, pp. 535-544, 2003. >PDF
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O.
Toker, J. Chen and L. Qiu, “Tracking performance limitations in LTI
multivariable discrete-time systems”, IEEE Trans. Circuits and
Systems, Part I: Fundamental Theory and Applications, vol. 49,
pp. 657-670, 2002. >PDF
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L.
Qiu and T. Chen, “Multirate sampled-data systems: all H¥ suboptimal
controllers and the minimum entropy controller”, IEEE Trans. on
Automatic Control, vol. 44, pp. 537-550, 1999. >PDF
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T.
Chen, L. Qiu, and E. Bai, “General multirate building blocks and
their application in nonuniform filter banks”, IEEE Trans. on
Circuits and Systems, Part II: Analog and Digital Signal Processing,
vol. 45, pp.948-958, 1998. >PDF
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G. Gu
and L. Qiu, “Connection of multiplicative or relative perturbation
in coprime factors and gap metric uncertainty”, Automatica,
Vol. 34, pp. 603--607, 1998. >PDF
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B.
Bernhardsson, A. Rantzer, and L. Qiu, “Real perturbation values and
quadratic forms in a complex vector space”, Linear Algebra and
its Applications, Vol. 270, pp. 131-154, 1997. >PDF
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E. W.
Bai, L. Qiu, and R. Tempo, “Unfalsified weigthed least squares
estimates in set-membership identification”, IEEE Trans. on
Circuits and Systems, Part I: Fundamental Theory and Applications,
Vol. 45, pp. 41-49, 1998. >PDF
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L.
Qiu, B. Bernhardsson, A. Rantzer, E.J. Davison, P.M. Young, and
J.C. Doyle, “A formula for computation of the real stability
radius”, Automatica, vol. 31, pp. 879-890, 1995. >PDF
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T.
Chen, and L. Qiu, “H_infinity design of general multirate
sampled-data control systems”, Automatica, vol. 30, pp.
1139-1151, 1994. (PDF Missing)
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L.
Qiu, and E.J. Davison, “Performance limitations of non-minimum
phase systems in the servomechanism problem”, Automatica,
vol. 29, pp. 337-349, 1993. (PDF Missing)
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L.
Qiu, and E.J. Davison, “Feedback stability under simultaneous gap
metric uncertainties in plant and controller”, Systems &
Control Letters, vol. 18, pp. 9-22, 1992. (PDF Missing)
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L.
Qiu, and E.J. Davison, “Pointwise gap metrics on transfer
matrices”, IEEE Trans. on Automatic Control, vol. 37, pp.
741-758, 1992. >PDF
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L.
Qiu, and E.J. Davison, “A unified approach for the stability
robustness of polynomials in a convex set”, Automatica,
vol. 28, pp. 945-959, 1992. (PDF Missing)
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