PUBLICATIONS

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Journal Papers

1. S.-X. Tang and C.-K. Xie, State and output feedback boundary control for a coupled PDE-ODE system, Systems & Control Letters, vol. 60, no. 8, pp. 540-545, 2011. PDF. Errata. Answers.

2. S.-X. Tang and C.-K. Xie, Stabilization for a coupled PDE–ODE control system, Journal of the Franklin Institute, vol. 348, no. 8, pp. 2142-2155, 2011. PDF. Errata.

3. Z.-C. Zhou and S.-X. Tang, Boundary stabilization of a coupled wave-ODE system with internal anti-damping, International Journal of Control, 85:11, 1683-1693, 2012. PDF.

4. A. Diagne, M. Diagne, S.-X. Tang and M. Krstic, Stabilization of the linearized Saint-Venant-Exner model via backstepping boundary control,  Automatica, vol. 76, pp. 345-354, 2017. PDF.

5. Z.-Y. Zhen, S.-X. Tang and Z.-C. Zhou, Stabilization of a heat-ODE system cascaded at a boundary point and an intermediate point, Asian Journal of Control, vol. 19, no. 5, pp. 1834-1843, 2017. PDF.

6. S.-X. Tang, L. Camacho-Solorio, Y.-B. Wang and M. Krstic, State-of-charge estimation from a thermal-electrochemical model of lithium-ion batteries, Automatica, vol. 83, pp. 206-219, 2017. PDF.

7. A. Diagne, S.-X. Tang*, M. Diagne and M. Krstic, Control of shallow waves of two unmixed fluids by backstepping, Annual Reviews in Control, vol. 44, pp. 211-225, 2017. PDF.

8. S.-X. Tang, J. Qi and J. Zhang, Formation tracking control for multi-agent systems: a wave-equation based approach, International Journal of Control, Automation and Systems, vol. 15, no. 6, 2704-2713, 2017. PDF. Video A, or B.

9. Y.-H. Liu, G.-Z. Cao,  S.-X. Tang and X.-S. Cai, Energy-based robust H_\infty control of stochastic nonlinear systems, IET Control Theory & Applications, 2017. PDF.  

10. J.-X. Chu, J.-M. Coron, P.-P. Shang and S.-X. Tang, Gevrey class regularity of a semigroup associated with a nonlinear Korteweg-de Vries equation, Chinese Annals of Mathematics, Series B, vol. 39B(1), 1-12, 2018. PDF.

11. J. Wang, S.-X. Tang*, Y.-J. Pi and M. Krstic, Exponential regulation of the anti-collocatedly disturbed cage in a wave PDE-modeled ascending cable elevator, Automatica, 2018. PDF.

12. S.-X. Tang, J.-X. Chu, P.-P. Shang and J.-M. Coron, Asymptotic stability of a KdV equation with a two-dimensional center manifold, Advances in Nonlinear Analysis, vol. 7, 497-515, 2018. PDF.

13. J. Qi, S.-X. Tang* and C. Wang, Parabolic PDE-based multi-agent formation control on a cylindrical surface,  International Journal of Control, vol. 92, no. 1, 77-99, 2019. PDF. Video A, or B.

14. J. Wang, S.-X. Tang* and M. Krstic, Adaptive output-feedback control of torsional vibration for off-shore rotary oil drilling systems, Automatica, 2019. 

15. A. Hasan and S.-X. Tang*, Boundary control of a Coupled Burgers' PDE-ODE system, IEEE Transactions on Automatic Control, under review.

16. S.-X. Tang, A. Keimer and A. Bayen, PDE-modeled traffic systems subject to instantaneous and memory-based routing, IEEE Transactions on Control of Network Systems, under review.

17. J. Wang, S.-X. Tang* and M. Krstic, Adaptive control of hyperbolic PDEs coupled with a disturbed and highly uncertain ODE, IEEE Transactions on Automatic Control,  under review.

18. X.-R. Zhang, Y. Li, Y.-C. Liu, S.-X. Tang, X.-G. Liu, K. Punithakumar and D.-W. Shi, Automatic spinal cord segmentation from axial-view MRI slices using CNN with grayscale regularized active contour propagation, IEEE Journal of Biomedical and Health Informatics, under review.

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Refereed Conference Papers 

1. S.-X. Tang and C.-K. Xie, Stabilization of a coupled PDE-ODE system by boundary control, IEEE Conference on Decision and Control, 2010. PDF.

2. S.-X. Tang, C.-K. Xie and Z.-C. Zhou, Stabilization of a class of delayed coupled PDE-ODE systems with boundary control, Chinese Control and Decision Conference, 2011. PDF.

3. Z.-C. Zhou and S.-X. Tang, Boundary stabilization of a coupled wave-ODE system, Chinese Control Conference,  2011. PDF.

4. S.-X. Tang and M. Krstic,  Stabilization for linearized Kortweg-de Vries systems with anti-diffusion, American Control Conference, 2013. PDF.

5. S.-X. Tang and M. Krstic, Sliding mode control to stabilization of linear 2x2 hyperbolic systems with boundary input disturbance, American Control Conference, 2014. PDF.

6. S.-X. Tang, B.-Z. Guo and M. Krstic, Active disturbance rejection control for 2x2 hyperbolic systems with input disturbance, IFAC World Congress, 2014. PDF.

7. S.-X. Tang and M. Krstic, Stabilization of linearized Kortweg-de Vries systems with anti-diffusion by boundary feedback with non-collocated observation, American Control Conference, 2015. PDF.

8. S.-X. Tang, Y.-B. Wang, Z. Sahinoglu, T. Wada, S. Hara and M. Krstic, State-of-charge estimation for lithium-ion batteries via a coupled thermal-electrochemical model, American Control Conference, 2015. PDF.

9. A. Diagne, M. Diagne, S.-X. Tang and M. Krstic, Backstepping stabilization of the linearized Saint-Venant-Exner model: part I-- state feedback, IEEE Control and Decision Conference, 2015. PDF.

10. A. Diagne, M. Diagne, S.-X. Tang and M. Krstic, Backstepping stabilization of the linearized Saint-Venant-Exner model: part II-- output feedback, IEEE Control and Decision Conference, 2015. PDF.

11. A. Diagne, S.-X. Tang*, M. Diagne and M. Krstic, Backstepping stabilization of the linearized two-layer Saint-Venant-Exner model, the IFAC Workshop on Control of Systems Governed by Partial Differential Equations, 2016. PDF.

12. Y.-H. Liu, G. Cao, S.-X. Tang and X. Cai, Dissipation analysis and H_\infty control of stochastic nonlinear systems based on Hamiltonian realization, American Control Conference, 2016. PDF.

13. S. Koga, M. Diagne, S.-X. Tang and M. Krstic, Backstepping control of a one-phase Stefan problem, American Control Conference, 2016. PDF.

14. S.-X. Tang and M. Krstic, Observer design for an IPDE with time-dependent coefficients, American Control Conference, 2016. PDF.

15. A. Diagne, S.-X. Tang*, M. Diagne and M. Krstic, Output feedback stabilization of the bilayer Saint-Venant Model, ASME Dynamic Systems and Control Conference, 2016. PDF.

16. J. Wang, S.-X. Tang*, Y.-J. Pi and M. Krstic, Disturbance estimation of a wave PDE on a time-varying domain, SIAM Conference on Control​ and Its Applications, 2017. PDF.

17. S.-X. Tang and K. Morris, Optimal sensor design for infinite-time Kalman filters, IEEE Conference on Decision and Control, 2017. PDF.

18. A. Hasan and S.-X. Tang*, Local exponential stabilization of a Burgers' PDE-ODE cascaded system, IEEE Conference on Decision and Control​, 2017. PDF.

19. ​Y.-H. Liu, J.-Y. Li and S.-X. Tang, Observer-based Stabilization of Stochastic Hamiltonian Systems, American Control Conference, 2018. PDF.

20. D. Zhang, S.-X. Tang and S. Moura, State and disturbance estimator for unstable reaction-advection-diffusion PDE with anti-collocated disturbance, SIAM Conference on Control and Its Applications, 2019. PDF.

21. F.-C. Chou, S.-X. Tang, X.-Y. Lu and A. Bayen, Backstepping-based time-gap regulation for automated platoons, American Control Conference, 2019. PDF.

22. S.-X. Tang, A. Keimer, P. Goatin and A. Bayen, Minimum time control of scalar traffic flows on bounded intervals, IEEE Conference on Decision and Control, 2019. PDF.

23. S.-X. Tang, A. Keimer and A. Bayen, Well-posedness of scalar semilinear balance laws subject to nonlinear boundary control operators, IEEE Conference on Decision and Control, 2019. PDF.

24. J. Wang, S.-X. Tang* and M. Krstic, Lateral vibration suppression of a disturbed mining cable elevator with flexible guideways, IEEE Conference on Decision and Control, 2020, under review.

25. Y.-L. Liao, S.-X. Tang*, F.-C. Liao and M. Krstic, Analysis of Predictor Feedback for Time-Varying Delays that may Assume Zero Value, IEEE Conference on Decision and Control, 2020, under review.

26. K.-X. Cui, S.-X. Tang, Y. Huang and D.-W. Shi, Event-triggered backstepping control of networked systems with unmatched uncertainties, IEEE Conference on Decision and Control, 2020, under review.

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Abstract

1. J. Qi and S.-X. Tang, Multi-robot Formation Control on a Plane via PDE Approach, the 6th International Conference on Optimization and Control with Applications, 2015.

2.  S.-X. Tang, K. Morris and J.-M. Coron, Stability analysis of the fourth-order ODE analogous to a piezoelectric beam PDE, SIAM Conference on Control and Its Applications, 2017.

3.  S.-X. Tang, L. Camacho-Solorio, Y.-B. Wang and M. Krstic, State-of-charge estimation of lithium-ion batteries modeled by a coupled PDE-ODE system, SIAM Conference on Control and Its Applications, 2017.

4. J. Wang, S.-X. Tang*, Y.-J. Pi and M. Krstic, Disturbance estimation of a wave PDE on a time-varying domain, SIAM Conference on Control​ and Its Applications, 2017.

5. S.-X. Tang, A. Keimer and A. Bayen, Routing (Operators) in Traffic Flow Modelling with Semilinear PDEs, AWM (Association for Women in Mathematics) Research Symposium, 2019.

6. Y.-L. Liao, S.-X. Tang and M. Krstic, Backstepping-Based Predictor Feedback Control for Linear Systems with a Time-Varying Input Delay, SIAM Conference on Control and Its Applications, 2019.

7. D. Zhang, S.-X. Tang, S. Dey and S. Moura, Observer Design for Semilinear Parabolic PDEs, SIAM Conference on Control and Its Applications, 2019.

PRESENTATIONS

Selected Talks

1. ''Asymptotic Stability Analysis for a Kortweg-de Vries Equation Posed on the Interval [0, 2\pi\sqrt{7/3}] '', Seminar, Academy of Mathematics and Systems Science, Academia Sinica, Beijing, China, December 15, 2015.

2. ''Center Manifold Method for Asymptotic Stability Analysis on a Kortweg-de Vries Equation'', Seminar, Department of Mathematics, Tongji University, Shanghai, China, December 16, 2015. Abstract.

3. ''Introduction to PDE Backstepping Control Design -- Control Design of Kortweg-de Vries Systems'', Seminar, College of Information Science and Technology, Donghua University, Shanghai, China, December 17, 2015.

4. ''Introduction to PDE Backstepping Method – Observer Designs for two PDEs'', Seminar, Departamento de Ecuaciones Diferenciales y Análisis Numérico (Department of Differential Equations and Numerical Analysis) & Departmento de Ingeniería Aeroespacial (Department of Aerospace Engineering), Universidad de Sevilla, Sevilla, Spain, February 18, 2016. Abstract.

5. ''Asymptotic stability of a Korteweg-de Vries equation with a two-dimensional center manifold (Stabilité asymptotique d'une Korteweg-de Vries equation avec une variété de centre bidimensionnelle)'', Seminar, Gipsa-lab, Grenoble, France, March 03,  2016.

6. ''Boundary observer and controller designs in PDEs'', Seminar, Department of Mechanical and Aerospace Engineering, Missouri University of Science and Technology, USA,  July 18, 2016. Abstract.

7. ''Backstepping observer design of PDEs: estimating the state of linearized KdV equations and state-of-charge of Li-ion batteries'', Seminar, Department of Electrical & Computer Engineering, Michigan State University, USA,  November, 2016. Abstract.

8. "Sensor Design for Distributed Parameter Systems", Mathematical Congress of the Americas, Montreal, Canada, July, 2017. Abstract.

9. ''PDE Backstepping in Multi-Agent Formation Control", Seminar, School of Automation, Northwestern Polytechnical University, China, September, 2018. Abstract.

10. ''Controls in Coupled PDE-ODE Systems", Seminar, School of Marine Science and Technology, Northwestern Polytechnical  University, China, September, 2018. Abstract.

11. "PDE Controls in Battery Management and Oil Production", Seminar, Department of Mechanical Engineering, University of Houston, January, 2019.

12. "PDE Controls in Battery Management and Swarm Robotics", Seminar, Department of Mechanical & Aerospace Engineering, University of California, Davis, April, 2019.

Selected Outreach Activities

1. ''Improving state-of-charge estimation of Li-ion batteries by incorporating thermal behavior'', the UC San Diego Grad Slam, UC San Diego, April 2015.

2. ''Introduction to self-driving car modules'' with hands-on activities, Berkeley Girls in Engineering Summer Program, UC Berkeley, June 2018.

Selected Posters

1. ''Control designs for a linear 2x2 hyperbolic system with a matched boundary disturbance '', the 33rd Annual Research Exposition, Jacobs School of Engineering, UCSD, April 2014. 

2. ''State-of-charge estimation for lithium-ion batteries via a coupled thermal-electrochemical model'', the 34th Annual Research Exposition, Jacobs School of Engineering, UCSD, April 2015.

3. ''Observer design for an IPDE with time-varying coefficients'', the 35th Annual Research Exposition, Jacobs School of Engineering, UCSD,  April 2016.

4. ''Asymptotic Stability of a KdV Equation with a 2-dim Center Manifold'', Analysis of Partial Differential Equations using Dynamical Systems Techniques -- A conference in honor of the 60th birthday of C. Eugene Wayne, Department of Mathematics, Boston University,  June 2016.

5. ''Optimal Sensor Design for Distributed Parameter Systems'', Workshop -- Women in Control: New trends in infinite dimensions, Banff International Research Station, Canada, July 2017.

6. ''Optimal Sensor Design for PDE Estimation'', Workshop -- Sensor Location in Distributed Parameter Systems, Institute for Mathematics and its Applications (IMA), University of Minnesota, USA, September 2017.