Publications

You can also find my articles on my Google Scholar profile.

[C] conference papers, [J] journal papers, [P] preprints.

On resilient network

• [J] Liu, S. and Martinez, S. (2024). Solving Linear Algebraic Equations with Limited Computation Power and Network Bandwidth. Submitted to IEEE Control Systems Letters.
• [J] Liu, S., Cortes, J. and Martinez, S. (2024). Data-Driven Distributed Spectrum Estimation for Linear Time-Invariant Systems. Submitted to IEEE Transactions on Control of Network Systems.
• [J] Liu, S., Martinez, S. and Cortes, J. (2023). Switched Defense Mechanism Against Attacks on the Parameters of Cyber-Physical Systems. IEEE Transactions on Automatic Control, vol 68, issue 12, 7326–7341.
• [J] Liu, S., Martinez, S. and Cortes, J. (2022). Iterative Algorithms for Assessing Network Resilience Against Structured Perturbations. IEEE Transactions on Control of Network Systems, vol. 9, issue 4, 1816–1827.

On stability of switched systems

• [J] Liu, S., Russo, A. (2024). On Variants of (Integral) Input-to-State Stability for Hybrid Systems and Applications to Uniting Control. Submitted to IEEE Transactions on Automatic Control.
• [C] Liu, S. and Wen, P. (2024). On Component-wise Asymptotic Moment Stability of Continuous-time Markov Jump Linear Systems. Submitted to 63rd IEEE COnference on Decision and Control.
• [J] Liu, S., Russo, A. (2024). Further characterizations of integral input-to-state stability for hybrid systems. Automatica, vol. 163, 111484.
• [J] Wen, P. and Liu, S. (2023). Stability Analysis and Moment Estimation for Randomly Impulsive Switched Systems with Restrictions. Submitted to Automatica.
• [J] Liu, S. and Tanwani, A. (2023). Impulsive switching signals with functional inequalities: Stability analysis using hybrid systems framework. Submitted to Automatica.
• [J] Liu, S. and Wen, P. (2023). Non-conservative stability criteria for semi-Markovian impulsive switched systems. Submitted to SIAM Journal on Control and Optimization.
• [C] Russo A. and Liu, S. (2023). Do 0-GAS-Guaranteeing Impulse Sequences Ensure ISS or iISS Impulsive Systems? Not Always. In proceedings of the 62nd IEEE Conference on Decision and Control, 7665–7660.
• [J] Zhang, Y., Xia, Y., Liu, S. and Sun, Z. (2023) On Polynomially Solvable Constrained Input Selections for Fixed and Switched Linear Structured Systems, Automatica, vol. 158, 111308.
• [J] Eising, J. Liu, S., Martinez, S. and Cortes, J. (2023). Data-driven mode detection and stabilization of unknown switched linear systems. Submitted to IEEE Transactions on Automatic Control.
• [J] Liu, S. (2022). Characterizations and Stability Criteria for the 2-Mode Markovian Switched Nonlinear Systems. IEEE Transactions on Automatic Control, vol. 69, issue 4, 2552–2558.
• [C] Eising, J., Liu, S., Martinez, S. and Cortes, J. (2022). Using Data Informativity for Online Stabilization of Unknown Switched Linear Systems. In proceedings of the 61st IEEE Conference on Decision and Control, 8–13.
• [J] Liu, S., Tanwani, A. and Liberzon, D. (2021). ISS and Integral-ISS of Switched Systems with Nonlinear Supply Functions. Mathematics of Control, Signals, and Systems, vol. 34, 297–327.
• [J] Liu, S., Martinez, S. and Cortes, J. (2021). Average Dwell-Time Minimization of Switched Systems via Sequential Convex Programming. IEEE Control Systems Letters, vol. 6, 1076–1081.
• [J] Liu, S., Russo, A., Liberzon, D. and Cavallo A. (2021). On Integral Input-to-State Stability of Time Dependent Switched Systems with Dwell Time Switching. IEEE Transactions on Automatic Control, vol. 67, issue 11, 5841–5855.
• [C] Liu, S., Tanwani, A. and Liberzon, D. (2021). Average Dwell-Time Bounds for ISS and Integral ISS of Switched Systems using Lyapunov Functions. In proceedings of the 59th IEEE Conference on Decision and Control, 6291–6296.
• [C] Russo, A., Liu, S., Liberzon, D. and Cavallo A. (2020). Quasi-Integral-Input-To-State Stability for Switched Nonlinear Systems. IFAC World Congress 2020. IFAC-PapersOnline, vol. 53, issue 2, 1992–1997.
• [C] Liu, S. and Liberzon, D. (2018). Global Stability and Asymptotic Gain Imply Input-to-State Stability for State-Dependent Switched Systems. In proceedings of the 57th IEEE Conference on Decision and Control, 2360–2365.

On stability of nonlinear systems

• [C] Liu, S., Chen, K. and Eising, J. (2023). Online Data-Driven Adaptive Control for Unknown Linear Time-Varying Systems. In proceedings of the 62nd IEEE Conference on Decision and Control, 8775–8780.
• [J] Liu, S. (2022). Unified Stability Criteria for Perturbed LTV Systems with Unstable Instantaneous Dynamics. Automatica vol. 144, 110499.
• [C] Liu, S. and Liberzon, D. (2019). Higher Order Derivatives of Lyapunov Functions for Stability of Systems with Inputs. In proceedings of the 58th IEEE Conference on Decision and Control, 6146–6151.
• [C] Liu, S. and Liberzon, D. (2019). On Almost Lyapunov Functions for Systems with Inputs. In proceedings of the 58th IEEE Conference on Decision and Control, 468–473.
• [J] Liu, S., Liberzon, D. and Zharnitsky, V. (2019). Almost Lyapunov Functions for Nonlinear Systems. Automatica, vol. 113, 108758.
• [C] Liu, S., Liberzon, D. and Zharnitsky, V. (2016). On Almost Lyapunov Functions for Non-vanishing Vector Fields. In proceedings of the 55th IEEE Conference on Decision and Control, 5557–5562.

On motion planning

• [J] Bayram, E., Liu, S., Belabbas, M.A. and Basar, T. (2024). Control Theoretic Approach to Fine-Tuning and Transfer Learning. Submitted to IEEE Control Systems Letters.
• [J] Fan, Y., Liu, S. and Belabbas, M.A. (2020). Geometric Heat Flow Method for Legged Locomotion Planning. IEEE Control Systems Letters, vol. 5, issue 3, 941–946.
• [P] Liu, S., Fan, Y. and Belabbas, M.A. (2020). Geometric Motion Planning for Affine Control Systems with Indefinite Boundary Conditions and Free Terminal Time. arXiv 2001.04540.
• [J] Fan, Y., Liu, S. and Belabbas, M.A. (2020). Mid-air Motion Planning of Floating Robot Using Heat Flow Method with state constraints. Mechatronics vol. 66, 102323.
• [C] Fan, Y., Liu, S. and Belabbas, M.A. (2019). Mid-air Motion Planning of Floating Robot Using Heat Flow Method. 1st IFAC Workshop on Robot Control. IFAC-PapersOnline vol. 52, issue 22, 19–24.
• [C] Liu, S., Fan, Y. and Belabbas, M.A. (2019). The Affine Geometric Heat Flow and Motion Planning for Dynamic Systems. 11th IFAC Symposium on Nonlinear Control Systems. IFAC-PapersOnLine vol. 52, issue 16, 168–173.
• [P] Liu, S. and Belabbas, M.A. (2019). A Homotopy Method for Motion Planning. arXiv 1901.10094.
• [C] Belabbas, M.A. and Liu, S. (2017). New Method for Motion Planning for Non-holonomic Systems Using Partial Differential Equations. In 2017 American Control Conference, 4189–4194.