- Networked Robust Stability for LTV Systems with Simultaneous Uncertainties in Plant, Controller and Communication Channels [PDF]
Tianqiu Yu, Di Zhao, and Li Qiu
SIAM Journal on Control and Optimization, accepted, 2020 - Stabilization of Cascaded Two-Port Networked Systems with Simultaneous Nonlinear Uncertainties [PDF]
Di Zhao, Sei Zhen Khong, and Li Qiu
Automatica, online publication, DOI: 10.1016/j.automatica.2020.109360 - On Spectral Properties of Signed Laplacians with Connections to Eventual Positivity [PDF]
Wei Chen, Dan Wang, Ji Liu, Yongxin Chen, Sei Zhen Khong, Tamer Basar, Karl H. Johansson, and Li Qiu
IEEE Trans. on Automatic Control, electronically published, 2020 - Market Implementation of Multiple-Arrival Multiple-Deadline Differentiated Energy Services [PDF]
Yanfang Mo, Wei Chen, Li Qiu, and Pravin Varaiya
Automatica, vol. 116, pp. 1-8, June 2020 - On the Phases of a Complex Matrix [PDF]
Dan Wang, Wei Chen, Sei Zhen Khong, and Li Qiu
Linear Algebra and its Applications, vol. 593, pp. 152-179, 2020 - Stabilization of Two-Port Networked Systems with Simultaneous Uncertainties in Plant, Controller, and Communication Channels [PDF]
Di Zhao, Li Qiu, and Guoxiang Gu
IEEE Trans. on Automatic Control, vol. 65, no. 3, pp. 1160-1175, Mar. 2020 - Stabilization of MIMO Systems Over Multiple Independent and Memoryless Fading Noisy Channels
Qinyuan Liu, Wei Chen, Zidong Wang, and Li Qiu
IEEE Trans. on Automatic Control, vol. 64, no. 4, pp. 1581-1594, Apr. 2019 - Networked Stabilization of Multi-Input Systems Over Shared Channels with Scheduling/Control Co-Design [PDF]
Wei Chen, Jing Yao, and Li Qiu
Automatica, vol. 99, pp. 188-194, Jan. 2019 - A Majorization Condition for Multi-Input Networked Stabilization via Coding/Control Co-Design [PDF]
Wei Chen, Songbai Wang and Li Qiu
SIAM Journal on Control and Optimization, vol. 56, no. 5, pp. 3129-3148, 2018 - Existence of a Mean-Square Stabilizing Solution to a Modified Algebraic Riccati Equation
Jianying Zheng and Li Qiu
SIAM Journal on Control and Optimization, vol. 56, no. 1, pp. 367-387, Feb. 2018 - Flocking of the Cucker-Smale Model on General Digraphs
Jiu-Gang Dong and Li Qiu
IEEE Trans. on Automatic Control, vol. 62, no. 10, pp. 5234-5239, Oct. 2017 - MAS Consensus and Delay Limits under Delayed Output Feedback
Tian Qi, Li Qiu and Jie Chen
IEEE Trans. on Automatic Control, vol. 62, no. 9, pp. 4660-4666, Sept. 2017 - Distributed Algorithms for Computation of Centrality Measures in Complex Networks
Keyou You, Roberto Tempo and Li Qiu
IEEE Trans. on Automatic Control, vol. 62, no. 5, pp. 2080-2094, May 2017 - Constrained (0,1)-Matrix Completion with a Staircase of Fixed Zeros [PDF]
Wei Chen, Yanfang Mo, Li Qiu and Prayin Varaiya
Linear Algebra and its Applications, vol. 510, pp. 171-185, Dec. 2016 - Linear Quadratic Optimal Control of Continuous-Time LTI Systems with Random Input Gains [PDF]
Wei Chen and Li Qiu
IEEE Trans. on Automatic Control, vol. 61, no. 7, pp. 2008-2013, July 2016 - Networked Stabilization for Multi-Input Systems Over Quantized Fading Channels
Guoxiang Gu, Shuang Wan and Li Qiu
Automatica, vol. 61, pp. 1-8, 2015 - Measure Of Instability
Li Qiu
Journal of Control and Decision, to appear, 2015 - Networked Control Systems for Multi-Input Plants Based on Polar Logarithmic Quantization
Guoxiang Gu and Li Qiu
Systems & Control Letters, vol. 69, pp. 16-22, July 2014 - Partial-Information State-Based Optimization of Partially Observable Markov Decision Processes and The Separation Principle
Xi-Ren Cao, De-Xin Wang and Li Qiu
IEEE Trans. on Automatic Control, vol. 59, no. 4, pp. 921-936, April 2014 - Preclassical Tools for Postmodern Control
Li Qiu and Kemin Zhou
IEEE Control Systems Magazine, vol. 33, no. 4, pp. 26-38, August 2013 - Stabilization of Networked Control Systems with Multirate Sampling [PDF]
Wei Chen and Li Qiu
Automatica, vol. 49, pp. 1528-1537, June 2013 - Stabilization of Networked Multi-Input Systems with Channel Resource Allocation [PDF]
Li Qiu, Guoxiang Gu, and Wei Chen
IEEE Trans. on Automatic Control, vol. 58, pp.554-568, March 2013 - Feedback Stabilization of Discrete-Time Networked Systems Over Fading Channels
Nan Xiao, Lihua Xie and Li Qiu
IEEE Trans. on Automatic Control, vol. 57, pp. 2176-2189, Sept 2012 - Completion-of-Squares: Revisited and Extended [PDF]
De-Xin Wang, Xi-Ren Cao and Li Qiu
Systems & Control Letters, vol. 60, pp. 840-844, 2011 - From Subadditive Inequalities of Singular Values to Triangle Inequalities of Canonical Angles [PDF]
Yanxia Zhang and Li Qiu
SIAM Journal on Matrix Analysis and Applications, vol. 31, pp. 1606-1620, 2010 - An Average Performance Limit of MIMO Systems in Tracking Multi-Sinusoids with Partial Signal Information [PDF]
Weizhou Su, Li Qiu and Jie Chen
IEEE Trans. on Automatic Control, vol. 54, pp. 2001-2006, 2009 - Reconstruction of Continuous-Time Systems from Their Non-Uniformly Sampled Discrete-Time Systems [PDF]
Feng Ding, Li Qiu and Tongwen Chen
Automatica, vol. 45, pp. 324-332, 2009 - Best Achievable Tracking Performance in Sampled-data Systems via LTI Controllers [PDF]
Jie Chen, Shinji Hara, Li Qiu and Richard H. Middleton
IEEE Trans. on Automatic Control, vol. 53, pp. 2467-2479, Dec. 2008 - On the Span of Hadamard Products of Vectors [PDF]
Li Qiu and Xingzhi Zhan
Linear Algebra and its Applications, vol. 422, pp. 304-307, 2007 - On the Angular Metrics Between Linear Subspaces [PDF]
Yanxia Zhang, Li Qiu
Linear Algebra and its Applications, vol. 421, no. 1, pp. 163-170, 2007 - Fundamental Limit of Discrete-Time Systems in Tracking Multi-Tone Sinusoidal Signals [PDF]
Weizhou Su, Li Qiu and Jie Chen
Automatica, vol. 43, no. 1, pp. 15-30, 2007 - On Performance Limitation in Tracking a Sinusoid [PDF]
Weizhou Su, Li Qiu and Jie Chen
IEEE Trans. on Automatic Control, vol. 51, no. 8, pp. 1320-1325, 2006 - Bias Compensation BasedRecursive Least-Squares Identification Algorithm for MISO Systems [PDF]
Feng Ding, Tongwen Chen and Li Qiu
IEEE Trans. on Circuits and Systems II: Express Briefs, vol. 53, no. 5, pp. 349-353, May 2006 - Unitarily Invariant Metrics on the Grassmann Space [PDF]
Li Qiu, Yanxia Zhang and Chi-Kwong Li
SIAM Journal on Matrix Analysis and Applications, vol. 27, pp. 507-531, 2006 - Multirate Periodic Systems and Constrained Analytical Function Interpolation Problems [PDF]
Li Chai and Li Qiu
SIAM Journal on Control and Optimization, vol. 43, pp. 1972–1986, 2005 - Torque and Velocity Ripple Elimination of AC Permanent Magnet Motor Control Systems Using the Internal Model Principle [PDF]
Wai-Chuen Gan and Li Qiu
IEEE/ASME Trans. on Mechatronics, vol. 9, pp. 436-447, 2004 - Unitary Dilation Approach to Contractive Matrix Completion [PDF]
Li Qiu and Tongwen Chen
Linear Algebra and its Applications, vol. 379, pp. 345-352, 2004 - What Can Routh Table Offer in Addition to Stability? [PDF]
Li Qiu
Journal of Control Theory and Applications, vol. 1, pp. 9–16, 2003 - Position Control of Linear Switched Reluctance Motors for High Precision Applications [PDF]
Wai Chuen Gan, Chow Norbert Cheung and Li Qiu
IEEE Trans. on Industry Applications, vol. 39, pp. 1350–1362, 2003 - Fundamental Performance Limitations in Tracking Sinusoidal Signals [PDF]
Weizhou Su, Li Qiu and Jie Chen
IEEE Trans. on Automatic Control, vol. 48, pp. 1371-1380, 2003 - Design and Analysis of a Plug-In Robust Compensator: An Application to Indirect-Field-Oriented-Control Induction Machine Drives [PDF]
Wai Chuen Gan and Li Qiu
IEEE Trans. on Industrial Electronics, vol. 50, pp. 272-282, 2003 - Blind MIMO Channel Identification from Second Order Statistics Using Rank Deficient Channel Convolution Matrix [PDF]
Zhi Ding and Li Qiu
IEEE Trans. on Signal Processing, vol. 51, pp. 535-544, 2003 - Fundamenal Performance Limitations in Estimation Problems [PDF]
Li Qiu, Zhiyuan Ren and Jie Chen
Communications in Information and Systems, vol. 2, pp. 371-384, 2002 - Optimal Symmetric H2 Controllers for Systems with Collocated Sensors and Actuators [PDF]
Guang-Hong Yang and Li Qiu
IEEE Trans. on Automatic Control, vol. 47, pp. 2121-2125, 2002 - Null Controllable Region of LTI Discrete-Time Systems with Input Saturation [PDF]
Tingshu Hu, Daniel E. Miller and Li Qiu
Automatica, vol. 38, pp. 2009-2013, 2002 - An Explicit Description of Null Controllable Regions of Linear Systems with Saturating Actuators [PDF]
Tingshu Hu, Zongli Lin, Li Qiu
Systems & Control Letters, vol. 49, pp. 657-670, 2002 - Tracking Performance Limitations in LTI Multivariable Discrete-Time Systems [PDF]
Onur Toker, Jie Chen and Li Qiu
IEEE Trans. Circuits and Systems, Part I: Fundamental Theory and Applications, vol. 49, pp. 657-670, 2002 - Model Validation of Multirate Systems from Time-Domain Experimental Data [PDF]
Li Chai and Li Qiu
IEEE Trans. on Automatic Control, vol. 47, pp. 346–351, 2002 - Book review: Essentials of Robust Control, by K. Zhou and J. C. Doyle [PDF]
Li Qiu
Automatica, vol. 38, pp. 910-912, 2002 - Optimal Tracking Performance: Preview Control and Exponential Signals [PDF]
Jie Chen, Zhiyuan Ren, Shinji Hara and Li Qiu
IEEE Trans. on Automatic Control, vol. 46, pp. 1647-1654, 2001 - A State Space Solution to the Robust Stabilization Problem of Discrete-Time Multirate Systems
Kan Tan, Li Chai and Li Qiu
Dynamics of Continuous, Discrete and Impulsive Systems, Series B: Applications & Algorithms, vol. 8b, pp. 501-516, 2001 - Stabilization of Exponentially Unstable Linear Systems with Saturating Actuators [PDF]
Tingshu Hu, Zongli Lin and Li Qiu
IEEE Trans. on Automatic Control, vol. 46, pp. 973-979, 2001 - Limitation on Maximal Tracking Accuracy [PDF]
Jie Chen, Li Qiu and Onur Toker
IEEE Trans. on Automatic Control, vol. 45, pp. 326-331, 2000 - Multirate Sampled-Data Systems: All H∞ suboptimal Controllers and the Minimum Entropy Controller [PDF]
Li Qiu and Tongwen Chen
IEEE Trans. on Automatic Control, vol. 44, pp. 537-550, 1999 - Direct State Space Solution of Multirate Sampled-Data H2 Optimal Control [PDF]
Li Qiu and Kan Tan
Automatica, vol. 34, pp.1431-1437, 1998 - General Multirate Building Blocks and Their Application in Nonuniform Filter Banks [PDF]
Tongwen Chen, Li Qiu and Erwei Bai
IEEE Trans. on Circuits and Systems, Part II: Analog and Digital Signal Processing, vol. 45, pp.948-958, 1998 - Connection of Multiplicative or Relative Perturbation in Coprime Factors and Gap Metric Uncertainty [PDF]
Guoxiang Gu and Li Qiu
Automatica, Vol. 34, pp. 603–607, 1998 - On Structured Perturbation on Hermitian Matrices [PDF]
Tingshu Hu and Li Qiu
Linear Algebra and its Applications, vol. 275-276, pp. 287-314, 1998 - Controllable Regions of Linear Systems with Bounded Inputs [PDF]
Tingshu Hu and Li Qiu
Systems & Control Letters, Vol. 33, pp.55-61, 1998 - Linear Periodically Time-Varying Discrete-Time Systems: Aliasing and LTI Approximations [PDF]
Tongwen Chen and Li Qiu
Systems & Control Letters, vol. 30, pp. 225-235, 1997 - Real Perturbation Values and Quadratic Forms in a Complex Vector Space [PDF]
Bo Bernhardsson, Anders Rantzer and Li Qiu
Linear Algebra and its Applications, Vol. 270, pp. 131-154, 1997 - Unfalsified Weighted Least Squares Estimates in Set-Membership Identification [PDF]
Er-Wei Bai, Li Qiu and Roberto Tempo
IEEE Trans. on Circuits and Systems, Part I: Fundamental Theory and Applications, Vol. 45, pp. 41-49, 1998 - Complex and Real Performance Radii and Their Computation [PDF]
Tingshu Hu and Li Qiu
International Journal of Robust and Nonlinear Control, Vol. 7, pp.187-209, 1997 - A Single Sample Path-Based Performance Sensitivities Formula for Markov Chains [PDF]
Xi-Ren Cao, Xue-Ming Yuan and Li Qiu
IEEE Trans. on Automatic Control, vol. 41, pp. 1814-1817, 1996 - On the Robustness of Symmetric Systems [PDF]
Li Qiu
Systems & Control Letters, vol. 27, pp. 187-190, 1996 - On the Computation of the Real Hurwitz-Stability Radius [PDF]
Li Qiu, André L. Tits and Yaguang Yang
IEEE Trans. on Automatic Control, vol. 40, pp. 1475-1476, 1995 - A Formula for Computation of the Real Stability Radius [PDF]
Li Qiu, Bo Bernhardsson, Anders Rantzer, Edward J. Davison, Peter M. Young and John C. Doyle
Automatica, vol. 31, pp. 879-890, 1995 - H2-optimal Design of Multirate Sampled-Data Systems [PDF]
Li Qiu and Tongwen Chen
IEEE Trans. on Automatic Control, vol. 39, pp. 2506-2511, 1994 - H∞ Design of General Multirate Sampled-Data Control Systems [PDF]
Tongwen Chen and Li Qiu
Automatica, vol. 30, pp. 1139-1151, 1994 - Performance Limitations of Non-Minimum Phase Systems in the Servomechanism Problem [PDF]
Li Qiu and Edward J. Davison
Automatica, vol. 29, pp. 337-349, 1993 - A Unified Approach for the Stability Robustness of Polynomials in a Convex Set [PDF]
Li Qiu and Edward J. Davison
Automatica, vol. 28, pp. 945-959, 1992 - Pointwise Gap Metrics on Transfer Matrices [PDF]
Li Qiu and Edward J. Davison
IEEE Trans. on Automatic Control, vol. 37, pp. 741-758, 1992 - Feedback Stability Under Simultaneous Gap Metric Uncertainties in Plant and Controller [PDF]
Li Qiu and Edward J. Davison
Systems & Control Letters, vol. 18, pp. 9-22, 1992 - The Stability Robustness of Generalized Eigenvalues [PDF]
Li Qiu and Edward J. Davison
IEEE Trans. on Automatic Control, vol. 37, pp. 886-891, 1992 - The Stability Robustness Determination of State Space Models with Real Unstructured Perturbations [PDF]
Li Qiu and Edward J. Davison
Math. of Control, Signals, and Systems, vol. 4, pp. 247–267, 1991 - A Simple Procedure for the Eexact Stability Robustness Computation of Polynomials with Affine Coefficient Perturbations [PDF]
Li Qiu and Edward J. Davison
Systems & Control Letters, vol. 13, pp. 413–420, 1989