Publications

Journal Articles

1. M. Wakaiki, "Decay estimates for Cayley transforms and inverses of semigroup generators via the B-calculus", Journal of Evolution Equations, Vol. 24, Article number 48 (34 pages), 2024.

2. M. Wakaiki, "Decay of operator semigroups, infinite-time admissibility, and related resolvent estimates", Journal of Mathematical Analysis and Applications, Vol. 538, Article number 128445 (25 pages), 2024.

3. M. Wakaiki, "Self‐triggered consensus of multi‐agent systems with quantized relative state measurements", IET Control Theory and Applications, Vol. 18, pp. 511--529, 2024.

4. M. Wakaiki, "Decay rate of exp(A^{-1}t)A^{-1} on a Hilbert space and the Crank--Nicolson scheme with smooth initial data", Integral Equations and Operator Theory, Vol. 95, Article number 28 (24 pages), 2023.

5. M. S. Chong, M. Wakaiki, and J. P. Hespanha, "Memory saving state-sharing multi-observer for a class of multi-observer based algorithms", IEEE Control Systems Letters, Vol. 7, pp. 1772--1777, 2023.

6. M. Wakaiki, "Robustness of polynomial stability with respect to sampling", ESAIM: Control, Optimisation and Calculus of Variations, Vol. 29, Article number 45 (42 pages), 2023.

7. W. Liu, M. Wakaiki, J. Sun, G. Wang, and J. Chen, "Self-triggered resilient stabilization of linear systems with quantized output", Automatica, Vol. 153, Article number 111006 (9 pages),  2023.

8. M. Wakaiki, "Self-triggered stabilization of discrete-time linear systems with quantized state measurements", IEEE Transactions on Automatic Control, Vol. 68, No. 3, pp. 1776--1783, 2023.

9. M. Wakaiki, "Semi-uniform input-to-state stability of infinite-dimensional systems", Mathematics of Control, Signals, and Systems, Vol. 34, pp. 789--817, 2022.

10. H. Sano, M. Wakaiki, and T. Yaguchi, "Secure communication systems based on synchronization of chaotic vibration of wave equations",  Journal of Signal Processing, Vol. 26, No. 6, pp. 147--158, 2022.

11. H. Sano and M. Wakaiki, "Synchronizing chaotic PDE system using backstepping and its application to image encryption",  SICE Journal of Control, Measurement, and System Integration, Vol. 15, No. 2, pp. 182--190, 2022.

12. M. Wakaiki, K. Suto, and I. Masubuchi, "Cell zooming with masked data for off-grid small cell networks: Distributed optimization approach", IEEE Transactions on Control Systems Technology, Vol. 30, No. 4, pp. 1696--1710, 2022.

13. M. Wakaiki, "Stability of infinite-dimensional sampled-data systems with unbounded control operators and perturbations", Systems & Control Letters, Vol. 162, Article number 105170 (8 pages), 2022.

14. M. Wakaiki and H. Sano, "Stability analysis of infinite-dimensional event-triggered and self-triggered control systems with Lipschitz perturbations", Mathematical Control and Related Fields, Vol. 12, No. 1, pp. 245--273, 2022.

15. M. Wakaiki, "The Cayley transform of the generator of a polynomially stable C0-semigroup", Journal of Evolution Equations, Vol. 21, pp. 4575--4597, 2021.

16. M. Wakaiki, "Strong stability of sampled-data Riesz-spectral systems", SIAM Journal on Control and Optimization, Vol. 59, No. 5, pp. 3498--3523, 2021.

17. H. Sano and M. Wakaiki, "State estimation of Kermack-McKendrick PDE model With latent period and observation delay",  IEEE Transactions on Automatic Control, Vol. 66, No. 10, pp. 4982--4989, 2021.

18. Y. Chen, H. Sano, M. Wakaiki, and T. Yaguchi, "Secret communication systems using chaotic wave equations with neural network boundary conditions",  Entropy, Vol. 23, No. 7, Article number 904 (33 pages), 2021.

19. M. Wakaiki, A. Cetinkaya, and H. Ishii, ''Stabilization of networked control systems under DoS attacks and output quantization'', IEEE Transactions on Automatic Control, Vol. 65, No. 8, pp. 3560--3575, 2020.

20. M. Wakaiki and Y. Yamamoto, ''Stability analysis of perturbed infinite-dimensional sampled-data systems,'' Systems & Control Letters, Vol. 138, Article number 104652 (8 pages), 2020.

21. M. Wakaiki and H. Sano, "Event-triggered control of infinite-dimensional systems", SIAM Journal on Control and Optimization, Vol. 58, No. 2, pp. 605--635, 2020.

22. M. Wakaiki, ''An LMI approach to stability analysis of coupled parabolic systems'', IEEE Transactions on Automatic Control, Vol. 65, No. 1, pp. 404--411, 2020.

23. M. Wakaiki and H. Sano, "Sampled-data output regulation of well-posed infinite-dimensional systems with constant reference and disturbance signals", Mathematics of Control, Signals, and Systems, Vol. 32, No. 1, pp. 43--100, 2020.

24. K. Koiwa, T. Kuribayashi, T. Zanma, K.-Z. Liu, and M. Wakaiki, ''Optimal current control for PMSM considering inverter output voltage limit: Model predictive control and pulse width modulation'', IET Electric Power Applications, Vol. 13, No. 12, pp. 2044--2051, 2019.

25. M. Wakaiki, P. Tabuada, and J. P. Hespanha, ''Supervisory control of discrete-event systems under attacks'', Dynamic Games and Applications, Vol. 9, No. 4, pp. 965--983, 2019.

26. M. Wakaiki, T. Zanma, and K.-Z. Liu, ''Observer-based stabilization of systems with quantized inputs and outputs'', IEEE Transactions on Automatic Control, Vol. 64, No. 7, pp. 2929--2936, 2019.

27. H. Sano and M. Wakaiki, ''Boundary stabilization of first-order hyperbolic equations with input delay'', Japan Journal of Industrial and Applied Mathematics, Vol. 36, No. 2, pp. 325--355, 2019.

28. M. Wakaiki, K. Suto, K. Koiwa, K.-Z. Liu, and T. Zanma, ''A control-theoretic approach for cell zooming of energy harvesting small cell networks'', IEEE Transactions on Green Communications and Networking, Vol. 3, No. 2, pp. 329--342, 2019.

29. M. Wakaiki, M. Ogura, and J. P. Hespanha, ''LQ-optimal sampled-data control under stochastic delays: Gridding approach for stabilizability and detectability,'' SIAM Journal on Control and Optimization, Vol. 56, No. 4, pp. 2634--2661, 2018.

30. K. Okano, M. Wakaiki, G. Yang, and J. P. Hespanha, ''Stabilization of networked control systems under clock offsets and quantization,'' IEEE Transactions on Automatic Control, Vol. 63, No. 6 pp. 1618--1633, 2018.

31. Y. Shourkry, M. S. Chong, M. Wakaiki, P. Nuzzo, A. L. Sangiovanni-Vincentelli, S. A. Seshia, J. P. Hespanha, and P. Tabuada, ''SMT-based observer design for cyber-physical systems under sensor attacks'', ACM Transactions on Cyber-Physical Systems, Vol. 2, No. 1, Article Number 5 (27 pages), 2018.

32. M. Wakaiki, ''Stability analysis and l2-gain of adaptive control systems with event-triggered try-once-discard protocols,'' IEEE Control Systems Letters, Vol. 2, No. 1 pp. 157--162, 2018.

33. M. Wakaiki and Y. Yamamoto, ''Stabilisation of switched systems with sampled and quantised output feedback,'' IET Control Theory and Applications, Vol. 11, No. 12, pp. 1913--1921, 2017.

34. M. Wakaiki, K. Okano, and J. P. Hespanha, ''Stabilization of systems with asynchronous sensors and controllers,'' Automatica, Vol. 81, No. 7,  pp. 314--321, 2017.

35. M. Wakaiki and Y. Yamamoto, ''Stabilization of switched linear systems with quantized output and switching delays", IEEE Transactions on Automatic Control, Vol. 62, No. 6, pp. 2958--2964, 2017.

36. M. Ogura, M. Wakaiki, H. Rubin, and V. M. Preciado, “Delayed bet-hedging resilience strategies under environmental fluctuations,” Physical Review E, vol. 95, No. 5, Article Number 052404, pp. 1--8, 2017.

37. M. Wakaiki and Y. Yamamoto, ''Stability analysis of sampled-data switched systems with quantization,'' Automatica, Vol. 69, No. 7, pp. 157--168, 2016.

38. M. Wakaiki and Y. Yamamoto, ''Stable controller design for mixed sensitivity reduction of infinite-dimensional systems,'' Systems & Control Letters, Vol. 72, No. 10, pp. 80--85, 2014.

39. M. Wakaiki, Y. Yamamoto, and H. Özbay, ''Sensitivity reduction by stable controllers for MIMO infinite dimensional systems via the tangential Nevanlinna-Pick interpolation,'' IEEE Transactions on Automatic Control, Vol. 59, No. 4, pp. 1099--1105, 2014.

40. M.Wakaiki, Y. Yamamoto, and H. Özbay, ''Stable controllers for robust stabilization of systems with infinitely many unstable poles,'' Systems & Control Letters, Vol. 62, No. 6, pp. 511--516, 2013.

41. M. Wakaiki, Y. Yamamoto, and H. Özbay, ''Sensitivity reduction by strongly stabilizing controllers for MIMO distributed parameter systems,'' IEEE Transactions on Automatic Control, Vol. 57, No. 8, pp. 2089--2094, 2012.

   Articles in Japanese

1. Y. Iimura and M. Wakaiki, ''Learning of input penalty function for zone model predictive blood glucose control,'' to appear in Transactions of the Society of Instrument and Control Engineers.

2. Y. Iimura and M. Wakaiki, ''Tube-based model predictive control of blood glucose for multiple meal scenarios,'' Transactions of the Society of Instrument and Control Engineers, Vol. 59, No. 12, 529--541, 2023.

3. Y. Iimura, M. Wakaiki, K. Homma, Y. Umeda, H. Higuchi, and K. Kubota, ''Construction of statistical models with high estimation accuracy for profit functions,'' Transactions of the Society of Instrument and Control Engineers, Vol. 59, No. 7, 330--341, 2023.

4. H. Sano, M. Wakaiki, and T. Yaguchi, ''Secure communication systems using distributed parameter chaotic synchronization,'' Transactions of the Society of Instrument and Control Engineers, Vol. 57, No. 2, 78--85, 2021.

5. H. Sano, M. Wakaiki, and H. Maruyama, ''observer for a first-order hyperbolic system with time lag in nonlocal boundary condition: L2-Stability of Error System,'' Transactions of the Society of Instrument and Control Engineers, Vol. 55, No. 9, pp. 582--584, 2019.

6. K. Koiwa, K. Suzuki, K-Z. Liu, T. Zanma, M. Wakaiki, and J. Tamura, ''H-infinity control approach to reduction of energy capacity of energy storage systems,'' IEEJ Transactions on Power and Energy, Vol. 137, No. 8, pp. 596--597, 2017.

Refereed Conference Proceedings

1. M. Wakaiki, "Quantized control of infinite-dimensional discrete-time systems with packet dropouts", In Proc. 13th Asian Control Conference, May. 2022.

2. T. Terauchi, K. Suto, and M. Wakaiki, "Harvest-then-transmit-based TDMA protocol with statistical channel state information for wireless powered sensor Networks", in Proc. 93rd IEEE Vehicular Technology Conference, Apr. 2021.

3. M. Wakaiki, K. Suto, and I. Masubuchi, "Privacy-preserved cell zooming with distributed optimization in green networks", In Proc. 90th IEEE Vehicular Technology Conference, Sep. 2019.

4. H. Sano, M. Wakaiki, and H. Maruyama, "Backstepping observers for two linearized Kermack-McKendrick models", In Proc. 17th IFAC Workshop on Control Applications of Optimization, Oct. 2018.

5. M. Wakaiki, A. Cetinkaya, and H. Ishii, "Quantized output feedback stabilization under DoS attacks", In Proc. 2018 American Control Conference, June 2018.

6. Y. Iimura, M. Wakaiki, K. Homma, Y. Umeda, J. Kaneko, H. Higuchi, K. Kuboda, N. Asami, and K. Ikeda, "Simultaneous optimization of statistical model and control input plan", In Proc. 2018 American Control Conference, June 2018.

7. M. Wakaiki, K. Suto, K. Koiwa, K.-Z. Liu, and T. Zanma, ''Model predictive cell zooming for energy-harvesting small cell networks,'' In Proc. IEEE International Conference on Communications 2018, May 2018.

8. G.-B. Li, T. Zanma, M. Wakaiki, and K.-Z. Liu, ''Design of networked control systems in consideration of quantization error and channel capacity,'' In Proc. 36th Chinese Control Conference, July 2017.

9. S. Takayasu, T. Zanma, M. Wakaiki, and K.-Z. Liu, "Stability and performance analysis of receding horizon quantizer in single-input system,'' In Proc. 36th Chinese Control Conference, July 2017.

10. M. Wakaiki, T. Zanma, and K.-Z. Liu, ''Quantized output feedback stabilization by Luenberger observers,'' In Proc. 20th IFAC World Congress, July 2017.

11. M. Wakaiki, M. Ogura, and J. P. Hespanha, ''Linear quadratic control for sampled-data systems with stochastic delays,'' In Proc. 2017 American Control Conference, May 2017.

12. D. Hashimoto, T. Zanma, M. Wakaiki and K.-Z. Liu, “Estimation of network traffic status for networked control systems with data dropout and its control,” In Proc. 5th International Conference on System Modeling and Optimization, Feb. 2017.

13. M. Wakaiki, M. Ogura, and J. P. Hespanha, “Robust stability under asynchronous sensing and control” In Proc. 55th IEEE Conference on Decision and Control, Dec. 2016.

14. M. Ogura, M. Wakaiki, and V. M. Preciado, “Dynamic analysis of bet-hedging strategies as a protection mechanism against environmental fluctuations,” In Proc. 55th IEEE Conference on Decision and Control, Dec. 2016.

15. Y. Takagi, S. Tozawa, K. Koiwa, T. Zanma, M. Wakaiki, K.-Z. Liu, Y. Aoki, H. Yoshida, M. Fujitsuna, “Electrical angle estimation of rotor for PMSM in model predictive current control,” In Proc. 9th International Conference on Electrical Machines and Systems, Nov. 2016.

16. M. Wakaiki, K. Okano, and J. P. Hespanha, ''L2-gain analysis of systems with clock offsets,'' In Proc. 2016 American Control Conference, July 2016.

17. M. Ogura, M. Wakaiki, J. P. Hespanha, and V. M. Preciado, ''L2-gain analysis of regenerative switched linear systems under sampled-data state-feedback control,'' In Proc. 2016 American Control Conference, July 2016.

18. Y. Shourkry, M. S. Chong, M. Wakaiki, P. Nuzzo, A. L. Sangiovanni-Vincentelli, S. A. Seshia, J. P. Hespanha, and P. Tabuada, ''SMT-Based observer design for cyber-physical systems under sensor attacks'', In Proc. ACM/IEEE 7th International Conference on Cyber-Physical Systems, Apr. 2016.

19. M. Wakaiki and Y. Yamamoto, ''Stabilization of discrete-time piecewise affine systems with quantized signals," In Proc. 54th IEEE Conference on Decision and Control, Dec. 2015.

20. M. Wakaiki, K. Okano, and J. P. Hespanha, "Control under clock offsets and actuator saturation," In Proc. 54th IEEE Conference on Decision and Control, Dec. 2015.

21. M. Wakaiki, K. Okano, and J. P. Hespanha, "Stabilization of networked control systems with clock offsets," In Proc. 2015 American Control Conference, July 2015.

22. M. S. Chong, M. Wakaiki, and J. P. Hespanha, "Observability of linear systems under adversarial attacks," In Proc. 2015 American Control Conference, July 2015.

23. K. Okano, M. Wakaiki, and J. P. Hespanha, "Real-time control under clock offsets between sensors and controllers," In Proc. 18th International Conference on Hybrid Systems: Computation and Control, Apr. 2015

24. M. Wakaiki and Y. Yamamoto, ''Output feedback stabilization of switched linear systems with limited information,'' In Proc. 53rd IEEE Conference on Decision and control, Dec. 2014.

25. M. Wakaiki and Y. Yamamoto, ''Quantized feedback stabilization of sampled-data switched linear systems,'' In Proc. 19th IFAC World Congress, Aug. 2014.

26. M. Wakaiki and Y. Yamamoto, ''Quantized output feedback stabilization of switched linear systems,'' In Proc. 21st International Symposium on Mathematical Theory of Networks and Systems, July 2014.

27. M. Wakaiki and Y. Yamamoto, ''Mixed sensitivity reduction for time-delay systems by stable controllers,'' In Proc. 52nd IEEE Conference on Decision and Control, Dec. 2013.

28. M. Wakaiki, Y. Yamamoto, and H. Özbay, ''Tangential Nevanlinna-Pick interpolation for strong stabilization of MIMO distributed parameter systems,'' In Proc. 51st IEEE Conference on Decision and Control, Dec. 2012.

29. M. Wakaiki, Y. Yamamoto, and H. Özbay, ''Robust stabilization for distributed parameter systems by stable controllers,'' In Proc. 20th International Symposium on Mathematical Theory of Networks and Systems, July 2012.