Publications

T. Iwata, S. Azuma, M. Nagahara, D. Peaucelle, and Y. Ebihara,
Data informativity for analysis and design of positive systems,
IEEE Control Systems Letters,
vol. 9, pp. 2651--2656, 2025.
DOI: 10.1109/LCSYS.2025.3638814

T. Iwata, S. Azuma, and M. Nagahara,
Data-driven design of structured sparse feedback controllers,
SICE Journal of Control, Measurement, and System Integration,
vol. 18, no. 1, 2550853, 2025.
DOI: 10.1080/18824889.2025.2550853

T. Iwata, S. Azuma, and M. Nagahara,
Localized data-driven distributed controller design for positive stabilization,
IEEE Control Systems Letters,
vol. 9, pp. 456--461, 2025.
DOI: 10.1109/LCSYS.2025.3574304

T. Iwata, S. Azuma, R. Ariizumi, and T. Asai,
Data informativity for distributed positive stabilization,
IEEE Control Systems Letters,
vol. 8, pp. 826--831, 2024.
DOI: 10.1109/LCSYS.2024.3404219

T. Iwata, S. Azuma, R. Ariizumi, T. Asai, and J. Imura,
Equilibrium controllability analysis and input design of linear systems,
SICE Journal of Control, Measurement, and System Integration,
vol. 16, no. 1, pp. 338--348, 2023.
DOI: 10.1080/18824889.2023.2268815

T. Iwata, S. Azuma, R. Ariizumi, and T. Asai,
Maximum turn-off control for discrete-time linear systems,
International Journal of Robust and Nonlinear Control,
vol. 33, no. 1, pp. 23--34, 2023.
DOI: 10.1002/rnc.6283

T. Iwata, S. Azuma, M. Nagahara, D. Peaucelle, and Y. Ebihara,
Data informativity for analysis and design of positive systems,
2026 American Control Conference,
New Orleans, USA, May 2026.

T. Iwata, S. Azuma, and M. Nagahara,
Localized data-driven distributed controller design for positive stabilization,
64th IEEE Conference on Decision and Control,
Rio de Janeiro, Brazil, December 2025.

Y. Oishi, T. Iwata, and M. Nagahara,
Infinite-horizon sparse optimal control: properties of the value function,
SICE Festival 2025 with Annual Conference,
Chiang Mai, Thailand, September 2025.

T. Iwata, S. Azuma, R. Ariizumi, and T. Asai,
Data informativity for distributed positve stabilization,
63rd IEEE Conference on Decision and Control,
Milan, Italy, December 2024.

Y. Oishi, T. Iwata, and M. Nagahara,
Infinite-horizon sparse optimal control with a general objective function,
SICE Festival 2024 with Annual Conference,
Kochi, Japan, August 2024.

Y. Oishi, T. Iwata, and M. Nagahara,
Generation of a sparse input with a receding-horizon technique: Optimality in the infinite horizon,
SICE International Symposium on Control Systems,
Kusatsu, Japan, March 2023.

Y. Oishi, T. Iwata, and M. Nagahara,
Optimality and sparsity of the receding-horizon input for sparse control,
13th Asian Control Conference,
Jeju Island, Korea, May 2022.