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2020 – today
- 2024
[j74]Ryosuke Shiga, Tomomichi Hagiwara
, Yoshio Ebihara:
Internal/External Positivity of Sampled-Data Systems: Definitions and the Necessary and Sufficient Conditions. IEEE Access 12: 1031-1038 (2024)- [j73]Gyunghoon Park, Hyungbo Shim, Tomomichi Hagiwara:
On Existence of Uniformly Marginally Stable Zeros of Linear Sampled-Data Systems and Its Application to Stable Inversion-Based Control. IEEE Access 12: 49826-49836 (2024) - [j72]Yohei Hosoe, Yuki Michitani, Dimitri Peaucelle, Tomomichi Hagiwara:
Stochastic Gain-Scheduled Control of Discrete-Time Systems Characterized by Random Polytopes. IEEE Control. Syst. Lett. 8: 229-234 (2024) - [j71]Dohyeok Kwak, Jung Hoon Kim, Tomomichi Hagiwara:
A new quasi-finite-rank approximation of compression operators on L∞[0,H) with applications to sampled-data and time-delay systems: Piecewise linear kernel approximation approach. J. Frankl. Inst. 361(18): 107271 (2024) - [c63]Dohyeok Kwak, Jung-Hoon Kim, Tomomichi Hagiwara:
Generalized Kernel Approximation Approach to $\mathcal{L}_{1}$ Optimal Control of Sampled-Data Systems. ACC 2024: 5177-5182 - 2023
- [j70]Hiroshi Okajima, Yohei Hosoe, Tomomichi Hagiwara:
State Observer Under Multi-Rate Sensing Environment and Its Design Using l2-Induced Norm. IEEE Access 11: 20079-20087 (2023) - [j69]Dohyeok Kwak, Jung-Hoon Kim, Tomomichi Hagiwara:
Generalized framework for computing the L∞-induced norm of sampled-data systems. Appl. Math. Comput. 437: 127518 (2023) - [j68]Yohei Hosoe, Takashi Okamoto, Tomomichi Hagiwara:
H₂ Performance Analysis and Synthesis for Discrete-Time Linear Systems With Dynamics Determined by an i.i.d. Process. IEEE Control. Syst. Lett. 7: 751-756 (2023) - [j67]Tomoya Kitahiro, Yohei Hosoe, Tomomichi Hagiwara:
Robust Control of Discrete-Time Systems With Coefficient Matrices Given by Polytopic Martingales. IEEE Control. Syst. Lett. 7: 2095-2100 (2023) - [j66]Tomomichi Hagiwara, Hiroki Hara:
Quasi $L_{2}/L_{2}$ Hankel Norms and $L_{2}/L_{2}$ Hankel Norm/Operator of Sampled-Data Systems. IEEE Trans. Autom. Control. 68(7): 4428-4434 (2023) - [j65]Dohyeok Kwak, Jung Hoon Kim, Tomomichi Hagiwara:
Robust Stability Analysis of Sampled-Data Systems With Uncertainties Characterized by the ${\mathcal {L}}_\infty$-Induced Norm: Gridding Treatment With Convergence Rate Analysis. IEEE Trans. Autom. Control. 68(12): 8119-8125 (2023) - [c62]Tomomichi Hagiwara, Taichi Yuyama, Jung Hoon Kim:
L∞/ L2 Hankel Norm Analysis and Characterization of Critical Instants for Continuous-Time Linear Periodically Time-Varying Systems. CDC 2023: 8757-8762 - [c61]Dohyeok Kwak, Jung Hoon Kim, Tomomichi Hagiwara:
A New Quasi-Finite-Rank Approximation of Compression Operators with Application to the $\mathcal{L}_{1}$ Discretization for Sampled-Data Systems. CDC 2023: 8806-8811 - 2022
- [j64]Jung-Hoon Kim, Tomomichi Hagiwara:
The generalized H2 controller synthesis problem of sampled-data systems. Autom. 142: 110400 (2022) - [j63]Yohei Hosoe, Tomomichi Hagiwara:
On Second-Moment Stability of Discrete-Time Linear Systems With General Stochastic Dynamics. IEEE Trans. Autom. Control. 67(2): 795-809 (2022) - [i3]Yohei Hosoe, Takashi Okamoto, Tomomichi Hagiwara:
H2 Performance Analysis and Synthesis for Discrete-Time Linear Systems with Dynamics Determined by an i.i.d. Process. CoRR abs/2209.03606 (2022) - 2020
- [j62]Jung Hoon Kim, Yong Woo Choi, Tomomichi Hagiwara:
Computing the L∞-Induced Norm of LTI Systems: Generalization of Piecewise Quadratic and Cubic Approximations. IEEE Access 8: 139868-139880 (2020) - [j61]Yohei Hosoe, Dimitri Peaucelle, Tomomichi Hagiwara:
Linearization of expectation-based inequality conditions in control for discrete-time linear systems represented with random polytopes. Autom. 122: 109228 (2020) - [j60]Teruki Kato, Yoshio Ebihara, Tomomichi Hagiwara:
Analysis of Positive Systems Using Copositive Programming. IEEE Control. Syst. Lett. 4(2): 444-449 (2020)
2010 – 2019
- 2019
- [j59]Yuji Nagira, Yohei Hosoe, Tomomichi Hagiwara:
Causality of general input-output systems and extended small-gain theorem for their feedback connection. Eur. J. Control 50: 51-61 (2019) - [j58]Yohei Hosoe, Tomomichi Hagiwara:
Equivalent Stability Notions, Lyapunov Inequality, and Its Application in Discrete-Time Linear Systems With Stochastic Dynamics Determined by an i.i.d. Process. IEEE Trans. Autom. Control. 64(11): 4764-4771 (2019) - [c60]Jung Hoon Kim, Tomomichi Hagiwara:
Generalized Framework for Gridding Approximation Approach to Yet Another H 2 Norm of Sampled-Data Systems. CDC 2019: 201-206 - [c59]Jung Hoon Kim, Tomomichi Hagiwara:
Generalization of Piecewise Constant Approximation in the L∞/L2 Optimal Control of Sampled-Data Systems. ECC 2019: 2839-2844 - [c58]Hiroki Hara, Tomomichi Hagiwara:
Properties of the Quasi L2/L2 Hankel Norms and the L2/L2 Hankel Operator of Sampled-Data Systems. ECC 2019: 2850-2855 - [c57]Hiroshi Okajima, Yohei Hosoe, Tomomichi Hagiwara, Yuki Minami:
Basic Idea of Periodically Time-Varying Dynamic Quantizer in Networked Control Systems. SICE 2019: 883-889 - [i2]Yohei Hosoe, Tomomichi Hagiwara:
Equivalent Stability Notions, Lyapunov Inequality, and Its Application in Discrete-Time Linear Systems with Stochastic Dynamics Determined by an i.i.d. Process. CoRR abs/1902.11200 (2019) - [i1]Yohei Hosoe, Tomomichi Hagiwara:
On Second-Moment Stability of Discrete-Time Linear Systems with General Stochastic Dynamics. CoRR abs/1911.00308 (2019) - 2018
- [j57]Tomomichi Hagiwara, Akira Inai, Jung Hoon Kim:
The L∞/L2 Hankel Operator/ Norm of Sampled-Data Systems. SIAM J. Control. Optim. 56(5): 3685-3707 (2018) - [j56]Yohei Hosoe, Tomomichi Hagiwara, Dimitri Peaucelle:
Robust Stability Analysis and State Feedback Synthesis for Discrete-Time Systems Characterized by Random Polytopes. IEEE Trans. Autom. Control. 63(2): 556-562 (2018) - [c56]Yuji Nagira, Yohei Hosoe, Tomomichi Hagiwara:
On Stability Analysis Based on Stochastic D-Scaling. CDC 2018: 1035-1040 - [c55]Jung Hoon Kim, Tomomichi Hagiwara:
A Study on the Optimal Controller Synthesis for Minimizing the L2 Norm of the Response to the Worst-Timing Impulse Disturbance in LTI Sampled-Data Systems. CDC 2018: 6626-6631 - [c54]Yuji Nagira, Yohei Hosoe, Tomomichi Hagiwara:
The lp Induced Norm and the Small-Gain Theorem for Discrete-time Stochastic Systems. ECC 2018: 1-6 - 2017
- [j55]Mitsuaki Miyamoto, Yohei Hosoe, Tomomichi Hagiwara:
Robust stability analysis with cycling-based LPTV scaling: part I. Fundamental results on its relationship with lifting-based LPTV scaling. Int. J. Control 90(7): 1345-1357 (2017) - [j54]Mitsuaki Miyamoto, Yohei Hosoe, Tomomichi Hagiwara:
Robust stability analysis with cycling-based LPTV scaling. Part II: its properties under the use of FIR separators. Int. J. Control 90(7): 1358-1370 (2017) - [j53]Jung Hoon Kim, Tomomichi Hagiwara:
Extensive theoretical/numerical comparative studies on H2 and generalised H2 norms in sampled-data systems. Int. J. Control 90(11): 2538-2553 (2017) - [j52]Jung Hoon Kim, Tomomichi Hagiwara:
Upper/lower bounds of generalized H2 norms in sampled-data systems with convergence rate analysis and discretization viewpoint. Syst. Control. Lett. 107: 28-35 (2017) - [c53]Jung Hoon Kim, Tomomichi Hagiwara:
A discretization approach to the analysis of yet another H2 norm of LTI sampled-data systems. CDC 2017: 3594-3599 - [c52]Yoichiro Masui, Kentaro Hirata, Tomomichi Hagiwara:
Modified state predictive control of continuous-time systems with input delay. ICIT 2017: 843-847 - 2016
- [j51]Jung Hoon Kim, Tomomichi Hagiwara:
Further results on the L1 analysis of sampled-data systems via kernel approximation approach. Int. J. Control 89(8): 1684-1697 (2016) - [j50]Jung Hoon Kim, Tomomichi Hagiwara:
L1 Discretization for Sampled-Data Controller Synthesis via Piecewise Linear Approximation. IEEE Trans. Autom. Control. 61(5): 1143-1157 (2016) - [c51]Yoshio Ebihara, Shogo Shintani, Tomomichi Hagiwara:
Dual LMI approach to H∞ performance limitations analysis of SISO systems with multiple unstable zeros and poles. ACC 2016: 5638-5643 - [c50]Tomomichi Hagiwara, Akira Inai, Jung Hoon Kim:
The L∞=L2 Hankel norm of sampled-data systems. CDC 2016: 4009-4014 - [c49]Jung Hoon Kim, Tomomichi Hagiwara:
A study on discretization approach to the L∞/L2 optimal controller synthesis problem in sampled-data systems. CDC 2016: 4021-4026 - [c48]Yohei Hosoe, Yuji Nagira, Tomomichi Hagiwara:
Random polytope representation of discrete-time uncertain stochastic switched systems and robust stabilization. ECC 2016: 2029-2034 - 2015
- [j49]Jung Hoon Kim, Tomomichi Hagiwara:
L∞-induced norm analysis of sampled-data systems via piecewise constant and linear approximations. Autom. 51: 223-232 (2015) - [j48]Jung Hoon Kim, Tomomichi Hagiwara, Kentaro Hirata:
Spectrum of Monodromy Operator for a Time-Delay System With Application to Stability Analysis. IEEE Trans. Autom. Control. 60(12): 3385-3390 (2015) - [c47]Yong Woo Choi, Jung Hoon Kim, Tomomichi Hagiwara:
L1 analysis of LTI systems via piecewise higher-order approximation. CCA 2015: 1410-1415 - [c46]Jung Hoon Kim, Tomomichi Hagiwara:
Induced norm from L2 to L∞ in SISO sampled-data systems. ACC 2015: 2862-2867 - [c45]Yuji Nagira, Yohei Hosoe, Tomomichi Hagiwara:
Gain-scheduled state feedback synthesis for systems characterized by random polytopes. CDC 2015: 741-746 - [c44]Jung Hoon Kim, Tomomichi Hagiwara:
Computation of the induced norm from L2 to L∞ in SISO sampled-data systems: Discretization approach with convergence rate analysis. CDC 2015: 1750-1755 - [c43]Jung Hoon Kim, Tomomichi Hagiwara:
Kernel approximation approach to the L1 analysis of sampled-data systems. ECC 2015: 416-421 - [c42]Yohei Hosoe, Tomomichi Hagiwara:
Extension of the concept of random polytopes and robust stabilization synthesis. ECC 2015: 2853-2858 - 2014
- [j47]Tatsuya Yamazaki, Tomomichi Hagiwara:
Conversion of linear time-invariant time-delay feedback systems into delay-differential equations with commensurate delays. Int. J. Syst. Sci. 45(8): 1643-1656 (2014) - [j46]Jung Hoon Kim, Tomomichi Hagiwara:
Computing the L∞[0, h)-induced norm of a compression operator via fast-lifting. Syst. Control. Lett. 67: 1-8 (2014) - [c41]Yohei Hosoe, Tomomichi Hagiwara:
Robust stability analysis of discrete-time linear systems characterized by stochastic polytopes. ACC 2014: 4973-4978 - [c40]Jung Hoon Kim, Tomomichi Hagiwara:
Computing the L∞-induced norm of LTI systems. CDC 2014: 2404-2409 - [c39]Yohei Hosoe, Tomomichi Hagiwara:
State feedback synthesis for robust stabilization of discrete-time linear systems characterized by stochastic polytopes. ECC 2014: 612-617 - 2013
- [j45]Yohei Hosoe, Tomomichi Hagiwara:
Unified treatment of robust stability conditions for discrete-time systems through an infinite matrix framework. Autom. 49(5): 1488-1493 (2013) - [c38]Jung Hoon Kim, Tomomichi Hagiwara, Kentaro Hirata:
A study on the spectrum of monodromy operator for a time-delay system. ASCC 2013: 1-6 - [c37]Tatsuya Yamazaki, Tomomichi Hagiwara:
A note on representation of nonlinear time-varying delay-differential equations as time-delay feedback systems. ASCC 2013: 1-6 - [c36]Jung Hoon Kim, Tomomichi Hagiwara:
L1 analysis of sampled-data systems via fast-lifting and piecewise linear approximation. CDC 2013: 4730-4735 - [c35]Jung Hoon Kim, Tomomichi Hagiwara:
Computing the L∞[0, h)-induced norm of a compression operator. ECC 2013: 3688-3693 - [c34]Yuki Saito, Tomomichi Hagiwara:
Stability analysis of time-delay systems based on a power of the monodromy operator. ECC 2013: 4424-4429 - [c33]Kei Katayama, Yohei Hosoe, Tomomichi Hagiwara:
Demonstrating the Effectiveness of Noncausal LPTV Scaling through Control Experiments with Cart Inverted Pendulum. PSYCO 2013: 143-148 - 2012
- [c32]Yohei Hosoe, Tomomichi Hagiwara:
Robust stability analysis based on discrete-time FIR scaling. ACC 2012: 5972-5979 - [c31]Yohei Hosoe, Tomomichi Hagiwara:
Robust stability analysis based on noncausal LPTV FIR scaling: Explicit procedure and relationship with causal LTI FIR scaling. CDC 2012: 240-247 - 2011
- [j44]Tomomichi Hagiwara, Kentaro Hirata:
Fast-Lifting Approach to the Computation of the Spectrum of Retarded Time-Delay Systems. Eur. J. Control 17(2): 162-171 (2011) - [j43]Yohei Hosoe, Tomomichi Hagiwara:
Properties of discrete-time noncausal linear periodically time-varying scaling and their relationship with shift-invariance in lifting-timing. Int. J. Control 84(6): 1067-1079 (2011) - [j42]Tomomichi Hagiwara, Masahiro Kobayashi:
Concatenated solutions of delay-differential equations and their representation with time-delay feedback systems. Int. J. Control 84(6): 1126-1139 (2011) - [j41]Tomomichi Hagiwara:
Block checker/diagonal transformation matrices, their properties, and the interplay with fast-lifting. Int. J. Syst. Sci. 42(8): 1293-1303 (2011) - [j40]Yoshio Ebihara, Jun Yamaguchi, Tomomichi Hagiwara:
Periodically time-varying controller synthesis for multiobjective H2/H∞ control of discrete-time systems and analysis of achievable performance. Syst. Control. Lett. 60(9): 709-717 (2011) - [c30]Tomomichi Hagiwara:
A note on separator-type robust stability theorem and well-posedness of linear time-invariant systems. AuCC 2011: 242-247 - [c29]Yohei Hosoe, Tomomichi Hagiwara:
Infinite matrix representations of robust stability conditions for discrete-time systems. CDC/ECC 2011: 1359-1366 - 2010
- [j39]Tomomichi Hagiwara, Yasuhiro Ohara:
Noncausal linear periodically time-varying scaling for robust stability analysis of discrete-time systems: Frequency-dependent scaling induced by static separators. Autom. 46(1): 167-173 (2010) - [j38]Tomomichi Hagiwara, Kenichi Morioka, Koichiro Okada:
Quasi-finite-rank approximation of compression operators in sampled-data systems and time-delay systems. Int. J. Control 83(11): 2385-2394 (2010) - [c28]Yoshio Ebihara, Yusuke Matsuda, Tomomichi Hagiwara:
Asymptotic exactness of dual LMI approach for robust performance analysis of uncertain LTI systems. CDC 2010: 1472-1477 - [c27]Yohei Hosoe, Tomomichi Hagiwara:
Synthesis of robust performance controllers based on discrete-time noncausal linear periodically time-varying scaling. PSYCO 2010: 116-121
2000 – 2009
- 2009
- [j37]Tomomichi Hagiwara:
Separator-type robust stability theorem of sampled-data systems allowing noncausal LPTV scaling. Autom. 45(8): 1868-1872 (2009) - [j36]Tomomichi Hagiwara, Koichiro Okada:
Modified fast-sample/fast-hold approximation and γ-independent H∞-discretisation for general sampled-data systems by fast-lifting. Int. J. Control 82(9): 1762-1771 (2009) - [j35]Yoshio Ebihara, Yusuke Onishi, Tomomichi Hagiwara:
Robust Performance Analysis of Uncertain LTI Systems: Dual LMI Approach and Verifications for Exactness. IEEE Trans. Autom. Control. 54(5): 938-951 (2009) - [c26]Yoshio Ebihara, Yuki Kuboyama, Tomomichi Hagiwara, Dimitri Peaucelle, Denis Arzelier:
Further results on periodically time-varying memory state-feedback controller synthesis for discrete-time linear systems. CDC 2009: 702-707 - [c25]Yusuke Matsuda, Yoshio Ebihara, Tomomichi Hagiwara:
Constructing a sequence of relaxation problems for robustness analysis of uncertain LTI systems via dual LMIs. CDC 2009: 2174-2179 - [c24]Tomomichi Hagiwara, Kentaro Hirata:
Fast-lifting approach to the computation of the spectrum of retarded time-delay systems. ECC 2009: 3575-3580 - 2008
- [j34]Tomomichi Hagiwara, Hiroaki Umeda:
Modified Fast-sample/Fast-hold Approximation for Sampled-data System Analysis. Eur. J. Control 14(4): 286-296 (2008) - [j33]Tomomichi Hagiwara, Ryouta Mori:
Linear periodically time-varying scaling and its properties. Syst. Control. Lett. 57(10): 816-821 (2008) - [j32]Yoshio Ebihara, Katsutoshi Maeda, Tomomichi Hagiwara:
Generalized S-Procedure for Inequality Conditions on One-Vector-Lossless Sets and Linear System Analysis. SIAM J. Control. Optim. 47(3): 1547-1555 (2008) - [c23]Tomomichi Hagiwara, Koichiro Okada:
γ-Independent H∞-discretization of sampled-data systems by modified fast-sample/fast-hold approximation with fast lifting. ACC 2008: 4966-4972 - [c22]Tomomichi Hagiwara:
Fast-lifting approach to time-delay systems: Fundamental framework. CDC 2008: 5292-5299 - 2007
- [j31]Tomomichi Hagiwara, Kazuhiro Horiguchi:
An iterative method with guaranteed convergence for robust performance analysis of sampled-data systems against parameter uncertainties. Int. J. Control 80(9): 1471-1480 (2007) - [c21]Yoshio Ebihara, Tomomichi Hagiwara:
Further Results on Computing the Distance to Uncontrollability via LMIs. ACC 2007: 6157-6162 - [c20]Tomomichi Hagiwara, Hiroaki Umeda:
Robust stability analysis of sampled-data systems with noncausal periodically time-varying scaling: Optimization of scaling via approximate discretization and error bound analysis. CDC 2007: 450-457 - [c19]Yoshio Ebihara, Yusuke Onishi, Tomomichi Hagiwara:
Robust performance analysis of uncertain LTI systems: Dual LMI approach and verifications for exactness. CDC 2007: 6304-6309 - [c18]Tomomichi Hagiwara, Yasuhiro Ohara:
Noncausal linear periodically time-varying scaling for discrete-time systems. PSYCO 2007: 268-273 - 2006
- [j30]Yoshio Ebihara, Tomomichi Hagiwara:
On the degree of polynomial parameter-dependent Lyapunov functions for robust stability of single parameter-dependent LTI systems: A counter-example to Barmish's conjecture. Autom. 42(9): 1599-1603 (2006) - [j29]Tomomichi Hagiwara:
Discussion on: "Transfer Functions and Statistical Analysis of FDLCP Systems Described by Higher-order Differential Equations". Eur. J. Control 12(5): 574-576 (2006) - [j28]Yoshio Ebihara, Yoshimichi Ito, Tomomichi Hagiwara:
Exact Stability Analysis of 2-D Systems Using LMIs. IEEE Trans. Autom. Control. 51(9): 1509-1513 (2006) - [c17]Tomomichi Hagiwara, Ryouta Mori:
Robust stability analysis of sampled-data systems via periodically time-varying scaling. ACC 2006 - [c16]Tomomichi Hagiwara, Hiroaki Umeda, Masashi Sawada:
Discretization of Continuous-Time Controllers Based on the Hilbert-Schmidt Norm of the Sampled-Data Frequency Response. CDC 2006: 4891-4898 - [c15]Yoshio Ebihara, Tomomichi Hagiwara:
Computing the Distance to Uncontrollability via LMIs: Lower and Upper Bounds Computation and Exactness Verification. CDC 2006: 5772-5777 - 2005
- [j27]Yoshio Ebihara, Tomomichi Hagiwara:
A dilated LMI approach to robust performance analysis of linear time-invariant uncertain systems. Autom. 41(11): 1933-1941 (2005) - [j26]Tomomichi Hagiwara:
A Study on the Spectrum of the Sampled-Data Transfer Operator with Application to Robust Exponential Stability Problems. SIAM J. Control. Optim. 44(1): 313-327 (2005) - [j25]Jun Zhou, Tomomichi Hagiwara:
2-Regularized Nyquist Criterion in Linear Continuous-Time Periodic Systems and Its Implementation. SIAM J. Control. Optim. 44(2): 618-645 (2005) - [c14]Yoshio Ebihara, Tomomichi Hagiwara, Dimitri Peaucelle, Denis Arzelier:
Robust Performance Analysis of Linear Time-Invariant Uncertain Systems by Taking Higher-Order Time-Derivatives of the State. CDC/ECC 2005: 5030-5035 - 2004
- [j24]Tomomichi Hagiwara, Toru Mugiuda:
Positive-realness analysis of sampled-data systems and its applications. Autom. 40(6): 1043-1051 (2004) - [j23]Yoshio Ebihara, Tomomichi Hagiwara:
New dilated LMI characterizations for continuous-time multiobjective controller synthesis. Autom. 40(11): 2003-2009 (2004) - [j22]Jun Zhou, Tomomichi Hagiwara, Mituhiko Araki:
Spectral characteristics and eigenvalues computation of the harmonic state operators in continuous-time periodic systems. Syst. Control. Lett. 53(2): 141-155 (2004) - [j21]Yoshio Ebihara, Tomomichi Hagiwara:
On H∞ model reduction using LMIs. IEEE Trans. Autom. Control. 49(7): 1187-1191 (2004) - [c13]Yoshio Ebihara, Tomomichi Hagiwara:
On model reduction using LMI's. ACC 2004: 774-779 - [c12]Yoshio Ebihara, Yoshimichi Ito, Tomomichi Hagiwara:
Exact stability analysis of 2D systems using LMIs. CDC 2004: 1270-1271 - [c11]Yoshio Ebihara, Katsutoshi Maeda, Tomomichi Hagiwara:
Generalized S-procedure for inequality conditions on one-vector-lossless sets and linear system analysis. CDC 2004: 1272-1277 - 2003
- [c10]Yoshio Ebihara, Tomomichi Hagiwara:
A dilated LMI approach to robust performance analysis of linear time-invariant uncertain systems. ACC 2003: 839-844 - [c9]Jun Zhou, Tomomichi Hagiwara, Mituhiko Araki:
Harmonic Hamiltonian test for the H∞ performance in linear continuous-time periodic systems. CDC 2003: 1795-1800 - [c8]Yoshio Ebihara, Tomomichi Hagiwara:
Structured controller synthesis using LMI and alternating projection method. CDC 2003: 5632-5637 - 2002
- [j20]Jun Zhou, Tomomichi Hagiwara:
H2 and H∞ norm computations of linear continuous-time periodic systems via the skew analysis of frequency response operators. Autom. 38(8): 1381-1387 (2002) - [j19]Tomomichi Hagiwara:
Nyquist stability criterion and positive-realness of sampled-data systems. Syst. Control. Lett. 45(4): 283-291 (2002) - [j18]Jun Zhou, Tomomichi Hagiwara:
Existence Conditions and Properties of the Frequency Response Operators of Continuous-Time Periodic Systems. SIAM J. Control. Optim. 40(6): 1867-1887 (2002) - [j17]Shunji Tanaka, Tomomichi Hagiwara, Mituhiko Araki:
A Study on the Optimal Cost for the Hinfty Problem of Discrete Linear Periodically Time-Varying Systems. SIAM J. Control. Optim. 41(2): 362-379 (2002) - [j16]Tomomichi Hagiwara:
Spectral Analysis and Singular Value Computations of the Noncompact Frequency Response and Compression Operators in Sampled-Data Systems. SIAM J. Control. Optim. 41(5): 1350-1371 (2002) - [j15]Yoshimichi Ito, Tomomichi Hagiwara, Hajime Maeda, Mituhiko Araki:
Corrections to "bisection algorithm for computing the frequency response gain of sampled-data systems - infinite-dimensional congruent transformation approach". IEEE Trans. Autom. Control. 47(1): 201 (2002) - [j14]Jun Zhou, Tomomichi Hagiwara, Mituhiko Araki:
Stability analysis of continuous-time periodic systems via the harmonic analysis. IEEE Trans. Autom. Control. 47(2): 292-298 (2002) - [c7]Yoshio Ebihara, Tomomichi Hagiwara:
New dilated LMI characterizations for continuous-time control design and robust multiobjective control. ACC 2002: 47-52 - [c6]Tomomichi Hagiwara:
A study on the spectrum of the sampled-data transfer operator with application to robust exponential stability problems. ACC 2002: 2997-3002 - [c5]Yoshio Ebihara, Tomomichi Hagiwara:
Robust controller synthesis with parameter-dependent Lyapunov variables: a dilated LMI approach. CDC 2002: 4179-4184 - 2001
- [j13]Tomomichi Hagiwara, Motoi Suyama, Mituhiko Araki:
Upper and lower bounds of the frequency response gain of sampled-data systems. Autom. 37(9): 1363-1370 (2001) - [j12]Yoshimichi Ito, Tomomichi Hagiwara, Hajime Maeda, Mituhiko Araki:
Bisection algorithm for computing the frequency response gain of sampled-data systems - infinite-dimensional congruent transformation approach. IEEE Trans. Autom. Control. 46(3): 369-381 (2001) - [c4]Yoshio Ebihara, Tomomichi Hagiwara, Takashi Shimomura:
Multiobjective state-feedback control design with non-common LMI solutions: change of variables via affine functions. ACC 2001: 848-853 - [c3]Jun Zhou, Tomomichi Hagiwara:
Existence conditions and applications of shifting sliding mode control. CDC 2001: 1415-1420 - 2000
- [j11]Yuji Kakutani, Tomomichi Hagiwara, Mituhiko Araki:
LMI representation of the shifted Popov criterion. Autom. 36(5): 765-770 (2000) - [c2]Yoshimichi Ito, Tomomichi Hagiwara, Hajime Maeda, Mituhiko Araki:
Further study on the bisection algorithm for the frequency response gain computation of sampled-data systems and related issues. ACC 2000: 180-184 - [c1]Tomomichi Hagiwara:
Nyquist stability criterion and positive realness of sampled-data systems. ACC 2000: 958-962
1990 – 1999
- 1999
- [j10]Tomomichi Hagiwara, Yoshikazu Miyake, Eiko Furutani, Mituhiko Araki:
Stability condition of a class of nonlinear feedback systems: reduction to a convex problem. IEEE Trans. Autom. Control. 44(8): 1573-1577 (1999) - 1998
- [j9]Tomomichi Hagiwara, Go Kuroda, Mituhiko Araki:
Popov-Type Criterion for Stability of Nonlinear Sampled-Data Systems. Autom. 34(6): 671-682 (1998) - [j8]Tomomichi Hagiwara:
Optimal Sampled-data Control Systems[Book Reviews]. Proc. IEEE 86(4): 741-742 (1998) - [j7]Tomomichi Hagiwara:
Optimal Sampled-data Control Systems [Book Reviews]. Proc. IEEE 86(6): 1293-1294 (1998) - [j6]Tomomichi Hagiwara, Mituhiko Araki:
Robust stability of sampled-data systems under possibly unstable additive/multiplicative perturbations. IEEE Trans. Autom. Control. 43(9): 1340-1346 (1998) - 1997
- [j5]Tomomichi Hagiwara:
Optimal Sampled-data Control Systems [Book Reviews]. IEEE Trans. Autom. Control. 42(8): 1190-1191 (1997) - 1996
- [j4]Mituhiko Araki, Yoshimichi Ito, Tomomichi Hagiwara:
Frequency response of sampled-data systems. Autom. 32(4): 483-497 (1996) - [j3]Tomomichi Hagiwara:
Analytic study on the intrinsic zeros of sampled-data systems. IEEE Trans. Autom. Control. 41(2): 261-263 (1996) - 1995
- [j2]Tomomichi Hagiwara:
Preservation of reachability and observability under sampling with a first-order hold. IEEE Trans. Autom. Control. 40(1): 104-107 (1995) - [j1]Tomomichi Hagiwara, Mituhiko Araki:
FR-operator approach to the H2 analysis and synthesis of sampled-data systems. IEEE Trans. Autom. Control. 40(8): 1411-1421 (1995)
Coauthor Index
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Privacy notice: By enabling the option above, your browser will contact the API of unpaywall.org to load hyperlinks to open access articles. Although we do not have any reason to believe that your call will be tracked, we do not have any control over how the remote server uses your data. So please proceed with care and consider checking the Unpaywall privacy policy.
Archived links via Wayback Machine
For web page which are no longer available, try to retrieve content from the 
of the Internet Archive (if available).
Privacy notice: By enabling the option above, your browser will contact the API of archive.org to check for archived content of web pages that are no longer available. Although we do not have any reason to believe that your call will be tracked, we do not have any control over how the remote server uses your data. So please proceed with care and consider checking the Internet Archive privacy policy.
Reference lists
Add a list of references from 
, 
, and 
to record detail pages.
load references from crossref.org and opencitations.net
Privacy notice: By enabling the option above, your browser will contact the APIs of crossref.org, opencitations.net, and semanticscholar.org to load article reference information. Although we do not have any reason to believe that your call will be tracked, we do not have any control over how the remote server uses your data. So please proceed with care and consider checking the Crossref privacy policy and the OpenCitations privacy policy, as well as the AI2 Privacy Policy covering Semantic Scholar.
Citation data
Add a list of citing articles from and to record detail pages.
load citations from opencitations.net
Privacy notice: By enabling the option above, your browser will contact the API of opencitations.net and semanticscholar.org to load citation information. Although we do not have any reason to believe that your call will be tracked, we do not have any control over how the remote server uses your data. So please proceed with care and consider checking the OpenCitations privacy policy as well as the AI2 Privacy Policy covering Semantic Scholar.
OpenAlex data
Load additional information about publications from 
.
Privacy notice: By enabling the option above, your browser will contact the API of openalex.org to load additional information. Although we do not have any reason to believe that your call will be tracked, we do not have any control over how the remote server uses your data. So please proceed with care and consider checking the information given by OpenAlex.
last updated on 2024-10-23 20:29 CEST by the dblp team
all metadata released as open data under CC0 1.0 license
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since 2018, dblp has been operated and maintained by:
the dblp computer science bibliography is funded and supported by:
