Tomomichi Hagiwara

发表

Further results on the L1 analysis of sampled-data systems via kernel approximation approach

Jung Hoon Kim, Tomomichi Hagiwara, Jung Hoon Kim, 2016, Int. J. Control.

Spectrum of Monodromy Operator for a Time-Delay System With Application to Stability Analysis

Kentaro Hirata, Jung Hoon Kim, Tomomichi Hagiwara, 2015, IEEE Transactions on Automatic Control.

Two-degree-of-freedom design method of LQI servo systems: disturbance rejection by constant state feedback†

Tomomichi Hagiwara, Toshiyuki Yamasaki, Mituhiko Araki, 1996 .

A study on discretization approach to the L∞/L2 optimal controller synthesis problem in sampled-data systems

Jung Hoon Kim, Tomomichi Hagiwara, Jung Hoon Kim, 2016, 2016 IEEE 55th Conference on Decision and Control (CDC).

A Study on the Optimal Cost for the Hinfty Problem of Discrete Linear Periodically Time-Varying Systems

Tomomichi Hagiwara, Shunji Tanaka, Mituhiko Araki, 2002, SIAM J. Control. Optim..

Constructing a sequence of relaxation problems for robustness analysis of uncertain LTI systems via dual LMIs

Tomomichi Hagiwara, Yoshio Ebihara, Yusuke Matsuda, 2009, Proceedings of the 48h IEEE Conference on Decision and Control (CDC) held jointly with 2009 28th Chinese Control Conference.

Robust stability analysis with cycling-based LPTV scaling and its relationship with lifting-based approach

Tomomichi Hagiwara, Yohei Hosoe, 2011, SICE Annual Conference 2011.

Nonlinear Output Feedback Control for Average Output Voltage of Boost Converters Based on their Discretized Bilinear Model

Tomomichi Hagiwara, Yoshio Ebihara, Toru Tambo, 2018 .

Modified fast-sample/fast-hold approximation and γ-independent H ∞-discretisation for general sampled-data systems by fast-lifting

Tomomichi Hagiwara, Koichiro Okada, 2009, Int. J. Control.

Robust Performance Controller Synthesis Based on Discrete‐Time Noncausal Linear Periodically Time‐Varying Scaling

Tomomichi Hagiwara, Yohei Hosoe, 2012 .

Fast-lifting approach to time-delay systems: Fundamental framework

Tomomichi Hagiwara, T. Hagiwara, 2008, 2008 47th IEEE Conference on Decision and Control.

Two-degree-of-freedom Design Method of LQI Servo Systems - Part II. Disturbance Rejection by Dynamic Feedback

Tomomichi Hagiwara, Mituhiko Araki, T. Yamasaki, 1993 .

Robust stability analysis with cycling-based LPTV scaling: part I. Fundamental results on its relationship with lifting-based LPTV scaling

Tomomichi Hagiwara, Yohei Hosoe, Mitsuaki Miyamoto, 2017, Int. J. Control.

Demonstrating the Effectiveness of Robust Performance Synthesis Based on Noncausal Linear Periodically Time-Varying Scaling through Control Experiments of Cart Inverted Pendulum

Tomomichi Hagiwara, Yohei Hosoe, Kei Katayama, 2013 .

A Study to Assess the Disturbance Response of Control Systems across Switching

Tomomichi Hagiwara, Yoshio Ebihara, 2005 .

The L∞/L2 Hankel Operator/ Norm of Sampled-Data Systems

Tomomichi Hagiwara, Jung Hoon Kim, Akira Inai, 2018, SIAM J. Control. Optim..

$L_{1}$ Discretization for Sampled-Data Controller Synthesis via Piecewise Linear Approximation

Jung Hoon Kim, Tomomichi Hagiwara, Jung Hoon Kim, 2016, IEEE Transactions on Automatic Control.

Quasi-finite-rank approximation of compression operators in sampled-data systems and time-delay systems

Tomomichi Hagiwara, Koichiro Okada, Kenichi Morioka, 2010, Int. J. Control.

Discussion on: "Transfer Functions and Statistical Analysis of FDLCP Systems Described by Higher-order Differential Equations"

Tomomichi Hagiwara, 2006, Eur. J. Control.

Fast-lifting approach to the computation of the spectrum of retarded time-delay systems

Kentaro Hirata, Tomomichi Hagiwara, T. Hagiwara, 2009, 2009 European Control Conference (ECC).

Computing the L∞[0, h)-induced norm of a compression operator

Jung Hoon Kim, Tomomichi Hagiwara, 2013, 2013 European Control Conference (ECC).

Extensive theoretical/numerical comparative studies on H2 and generalised H2 norms in sampled-data systems

Jung Hoon Kim, Tomomichi Hagiwara, Jung Hoon Kim, 2017, Int. J. Control.

A Method of Pole Assignment for Discrete-Time Systems with Delayed Control

Tomomichi Hagiwara, Mituhiko Araki, 1988 .

State feedback synthesis for robust stabilization of discrete-time linear systems characterized by stochastic polytopes

Tomomichi Hagiwara, Yohei Hosoe, T. Hagiwara, 2014, 2014 European Control Conference (ECC).

Robust stability of sampled data systems

Tomomichi Hagiwara, Mituhiko Araki, 1992 .

Robust Performance Analysis of Uncertain LTI Systems: Dual LMI Approach and Verifications for Exactness

Tomomichi Hagiwara, Yoshio Ebihara, Yusuke Onishi, 2007, IEEE Transactions on Automatic Control.

Control System Analysis and Synthesis Using Dilated LMIs

Tomomichi Hagiwara, Yoshio Ebihara, 2004 .

Separator-type robust stability theorem of sampled-data systems allowing noncausal LPTV scaling

Tomomichi Hagiwara, 2009, Autom..

Nonlinear Control with Integral Compensation for Output Voltage of Boost Converters Based on Discretized Bilinear Model―I: ―Modeling and Identification

Tomomichi Hagiwara, Yoshio Ebihara, Ryosuke Goto, 2015 .

Nyquist stability criterion and positive-realness of sampled-data systems

Tomomichi Hagiwara, 2002, Syst. Control. Lett..

Dual LMI approach to H∞ performance limitations analysis of SISO systems with multiple unstable zeros and poles

Tomomichi Hagiwara, Yoshio Ebihara, Shogo Shintani, 2016, 2016 American Control Conference (ACC).

The L∞=L2 Hankel norm of sampled-data systems

Jung Hoon Kim, Tomomichi Hagiwara, Akira Inai, 2016, 2016 IEEE 55th Conference on Decision and Control (CDC).

Frequency response gains and H/sub /spl infin//-norm of a sampled-data system

Tomomichi Hagiwara, Y. Ito, M. Araki, 1994, Proceedings of 1994 33rd IEEE Conference on Decision and Control.

L1 analysis of LTI systems via piecewise higher-order approximation

Jung Hoon Kim, Tomomichi Hagiwara, Yong Woo Choi, 2015, 2015 IEEE Conference on Control Applications (CCA).

Gain-scheduled state feedback synthesis for systems characterized by random polytopes

Tomomichi Hagiwara, Yohei Hosoe, Yuji Nagira, 2015, 2015 54th IEEE Conference on Decision and Control (CDC).

Asymptotic exactness of dual LMI approach for robust performance analysis of uncertain LTI systems

Tomomichi Hagiwara, Yoshio Ebihara, Yusuke Matsuda, 2010, 49th IEEE Conference on Decision and Control (CDC).

On Stability Analysis Based on Stochastic D-Scaling

Tomomichi Hagiwara, Yohei Hosoe, Yuji Nagira, 2018, 2018 IEEE Conference on Decision and Control (CDC).

Corrections to "bisection algorithm for computing the frequency response gain of sampled-data systems - infinite-dimensional congruent transformation approach"

Tomomichi Hagiwara, Yoshimichi Ito, Hajime Maeda, 2002, IEEE Trans. Autom. Control..

Digital Two-Degree-of-Freedom LQI Servo Systems

Tomomichi Hagiwara, Mituhiko Araki, Masato Ichiki, 1998 .

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

Tomomichi Hagiwara, Yoshio Ebihara, 2006, Autom..

Robust stability analysis of sampled-data systems with noncausal periodically time-varying scaling: Optimization of scaling via approximate discretization and error bound analysis

Hiroaki Umeda, Tomomichi Hagiwara, T. Hagiwara, 2007, 2007 46th IEEE Conference on Decision and Control.

Model Reduction Method Preserving the Steady-State Gain and Its Application to Electric Power Systems

Tomomichi Hagiwara, Yoshio Ebihara, Yasuo Morioka, 2003 .

Synthesis of robust performance controllers based on discrete-time noncausal linear periodically time-varying scaling

Tomomichi Hagiwara, Yohei Hosoe, 2010, PSYCO.

L1 analysis of sampled-data systems via fast-lifting and piecewise linear approximation

Jung Hoon Kim, Tomomichi Hagiwara, 2013, 52nd IEEE Conference on Decision and Control.

Simple Adaptive Control Synthesis Enhanced by Scaling and Its Application to Positioning Control of Antagonist-Type Pneumatic Actuation Mechanism

Yasunao Okazaki, Mayumi Komatsu, Tomomichi Hagiwara, 2009 .

Frequency-response of Sampled-data Systems II: Closed-loop Consideration

Tomomichi Hagiwara, Mituhiko Araki, Y. Ito, 1993 .

Stability analysis of continuous-time periodic systems via the harmonic analysis

Jun Zhou, Tomomichi Hagiwara, Mituhiko Araki, 2002, Proceedings of the 2001 American Control Conference. (Cat. No.01CH37148).

Popov-Type Criterion for Stability of Nonlinear Sampled-Data Systems

Tomomichi Hagiwara, Go Kuroda, Mituhiko Araki, 1998, Autom..

Generalization of Piecewise Constant Approximation in the L∞/L2 Optimal Control of Sampled-Data Systems

Tomomichi Hagiwara, Jung Hoon Kim, 2019, 2019 18th European Control Conference (ECC).

A Study on Stability of Optimal Regulators under Online Gain Adjustment

Tomomichi Hagiwara, Takayuki Inui, T. Hagiwara, 2010 .

Infinite matrix representations of robust stability conditions for discrete-time systems

Tomomichi Hagiwara, Yohei Hosoe, 2011, IEEE Conference on Decision and Control and European Control Conference.

Noncausal linear periodically time-varying scaling for robust stability analysis of discrete-time systems: Frequency-dependent scaling induced by static separators

Tomomichi Hagiwara, Yasuhiro Ohara, T. Hagiwara, 2010, Autom..

Stability condition of a class of nonlinear feedback systems: Reduction to a convex problem

Tomomichi Hagiwara, Eiko Furutani, Mituhiko Araki, 1997, 1997 European Control Conference (ECC).

A discretization approach to the analysis of yet another H2 norm of LTI sampled-data systems

Jung Hoon Kim, Tomomichi Hagiwara, 2017, 2017 IEEE 56th Annual Conference on Decision and Control (CDC).

A study on the spectrum of monodromy operator for a time-delay system

Kentaro Hirata, Jung Hoon Kim, Tomomichi Hagiwara, 2013, 2013 9th Asian Control Conference (ASCC).

Computation of the induced norm from L2 to L∞ in SISO sampled-data systems: Discretization approach with convergence rate analysis

Jung Hoon Kim, Tomomichi Hagiwara, 2015, 2015 54th IEEE Conference on Decision and Control (CDC).

Robust Stability Analysis and State Feedback Synthesis for Discrete-Time Systems Characterized by Random Polytopes

Dimitri Peaucelle, Tomomichi Hagiwara, Yohei Hosoe, 2018, IEEE Transactions on Automatic Control.

A Study on the Optimal Controller Synthesis for Minimizing the $L_{2}$ Norm of the Response to the Worst-Timing Impulse Disturbance in LTI Sampled-Data Systems

Jung Hoon Kim, Tomomichi Hagiwara, 2018, 2018 IEEE Conference on Decision and Control (CDC).

Block checker/diagonal transformation matrices, their properties, and the interplay with fast-lifting

Tomomichi Hagiwara, T. Hagiwara, 2011, Int. J. Syst. Sci..

Simultaneous Pole Assignment and Stabilization by a Time-Sharing Multirate Output Controller

Tomomichi Hagiwara, Mituhiko Araki, Atsushi Hakabe, 1996 .

Properties of the Quasi L2/L2 Hankel Norms and the L2/L2 Hankel Operator of Sampled-Data Systems*

Tomomichi Hagiwara, Hiroki Hara, 2019, 2019 18th European Control Conference (ECC).

Conversion of linear time-invariant time-delay feedback systems into delay-differential equations with commensurate delays

Tomomichi Hagiwara, Tatsuya Yamazaki, 2014, Int. J. Syst. Sci..

A note on separator-type robust stability theorem and well-posedness of linear time-invariant systems

Tomomichi Hagiwara, T. Hagiwara, 2011, 2011 Australian Control Conference.

Spectral characteristics and eigenvalues computation of the harmonic state operators in continuous-time periodic systems

Jun Zhou, Tomomichi Hagiwara, Mituhiko Araki, 2004, Syst. Control. Lett..

A dilated LMI approach to robust performance analysis of linear time-invariant uncertain systems

Tomomichi Hagiwara, Yoshio Ebihara, 2005, Autom..

Modified state predictive control of continuous-time systems with input delay

Kentaro Hirata, Tomomichi Hagiwara, Yoichiro Masui, 2017, 2017 IEEE International Conference on Industrial Technology (ICIT).

2DOF control system design for maneuverability matching and gust disturbance rejection in in-flight simulator MuPAL-α

Masayuki Sato, Tomomichi Hagiwara, Yoshio Ebihara, 2010, Proceedings of SICE Annual Conference 2010.

Random polytope representation of discrete-time uncertain stochastic switched systems and robust stabilization

Tomomichi Hagiwara, Yohei Hosoe, Yuji Nagira, 2016, 2016 European Control Conference (ECC).

Unified treatment of robust stability conditions for discrete-time systems through an infinite matrix framework

Tomomichi Hagiwara, Yohei Hosoe, 2013, Autom..

Application of the Design Method of Plant-Variable-Optimal LQI Servo Systems to the Decentralized Control of Power Systems

Tomomichi Hagiwara, Shunji Tanaka, Mituhiko Araki, 1994 .

Linear periodically time-varying scaling and its properties

Tomomichi Hagiwara, Ryouta Mori, T. Hagiwara, 2008, Syst. Control. Lett..

Robust Stability Analysis of Discrete-Time Linear Systems with Dynamics Determined by a Markov Process

Tomomichi Hagiwara, Yohei Hosoe, 2017 .

On Second-Moment Stability of Discrete-Time Linear Systems With General Stochastic Dynamics pdf

Tomomichi Hagiwara, Yohei Hosoe, T. Hagiwara, 2019, IEEE Transactions on Automatic Control.

Robust stability analysis of discrete-time linear systems characterized by stochastic polytopes

Tomomichi Hagiwara, Yohei Hosoe, T. Hagiwara, 2014, 2014 American Control Conference.

Optimal observers for disturbance rejection in two-degree-of-freedom LQI servo systems

Tomomichi Hagiwara, Eiko Furutani, Mituhiko Araki, 1997 .

H2 and H∞ norm computations of linear continuous-time periodic systems via the skew analysis of frequency response operators

Jun Zhou, Tomomichi Hagiwara, T. Hagiwara, 2002, Autom..

Generalized multirate-output controllers

Tomomichi Hagiwara, Mituhiko Araki, Toshifumi Fujimura, 1990 .

Further results on periodically time-varying memory state-feedback controller synthesis for discrete-time linear systems

Dimitri Peaucelle, Denis Arzelier, Tomomichi Hagiwara, 2009, Proceedings of the 48h IEEE Conference on Decision and Control (CDC) held jointly with 2009 28th Chinese Control Conference.

Robust Performance Analysis of Uncertain LTI Systems: Dual LMI Approach and Verifications for Exactness

Tomomichi Hagiwara, Yoshio Ebihara, Yusuke Onishi, 2009, IEEE Transactions on Automatic Control.

The lp Induced Norm and the Small-Gain Theorem for Discrete-time Stochastic Systems

Tomomichi Hagiwara, Yohei Hosoe, Yuji Nagira, 2018, 2018 European Control Conference (ECC).

Two-degree-of-freedom design method of LQI servo systems: performance deterioration by the introduction of an observer and optimal observer design

Tomomichi Hagiwara, Eiko Furutani, Mituhiko Araki, 1994, Proceedings of 1994 33rd IEEE Conference on Decision and Control.

Construction of Periodically Time-varying Dynamic Quantizer with Admissible Average Communication Rate Constraints

Tomomichi Hagiwara, Hiroshi Okajima, Yohei Hosoe, 2018 .

Forewords to the Special Issue on "Contact between Concerns in the 21st Century and Control Engineering/Applications"

Tomomichi Hagiwara, 2003 .

Causality of general input-output systems and extended small-gain theorem for their feedback connection

Tomomichi Hagiwara, Yohei Hosoe, Yuji Nagira, 2019, Eur. J. Control.

Concatenated solutions of delay-differential equations and their representation with time-delay feedback systems

Tomomichi Hagiwara, Masahiro Kobayashi, 2011, Int. J. Control.

Kernel approximation approach to the L1 analysis of sampled-data systems

Jung Hoon Kim, Tomomichi Hagiwara, 2015, 2015 European Control Conference (ECC).

Extension of the concept of random polytopes and robust stabilization synthesis

Tomomichi Hagiwara, Yohei Hosoe, T. Hagiwara, 2015, 2015 European Control Conference (ECC).

On H∞ model reduction using LMIs

Tomomichi Hagiwara, Yoshio Ebihara, Y. Ebihara, 2004, IEEE Trans. Autom. Control..

Existence Conditions and Properties of the Frequency Response Operators of Continuous-Time Periodic Systems

Jun Zhou, Tomomichi Hagiwara, T. Hagiwara, 2001, SIAM J. Control. Optim..

An iterative method with guaranteed convergence for robust performance analysis of sampled-data systems against parameter uncertainties

Tomomichi Hagiwara, Kazuhiro Horiguchi, 2007, Int. J. Control.

Sequential tuning methods of LQ/LQI controllers for multivariable systems and their application to hot strip mills

Tomomichi Hagiwara, Yoshio Ebihara, Mituhiko Araki, 1999, Proceedings of the 38th IEEE Conference on Decision and Control (Cat. No.99CH36304).

Upper/lower bounds of generalized H2 norms in sampled-data systems with convergence rate analysis and discretization viewpoint

Jung Hoon Kim, Tomomichi Hagiwara, Jung Hoon Kim, 2017, Syst. Control. Lett..

Positive-realness analysis of sampled-data systems and its applications

Tomomichi Hagiwara, Toru Mugiuda, 2004, Autom..

L∞-induced norm analysis of sampled-data systems via piecewise constant and linear approximations

Jung Hoon Kim, Tomomichi Hagiwara, 2015, Autom..

Developments of Sampled-Data Control Theory

Tomomichi Hagiwara, Shinji Hara, 1997 .

Robust stability analysis with cycling-based LPTV scaling. Part II: its properties under the use of FIR separators

Tomomichi Hagiwara, Yohei Hosoe, Mitsuaki Miyamoto, 2017, Int. J. Control.

LMI representation of the shifted Popov criterion

Tomomichi Hagiwara, Mituhiko Araki, Yuji Kakutani, 2000, Autom..

Simultaneous Stabilization and Pole Assignment by Two Level Controllers Consisting of a Gain Feedback and a Multirate Input Controller

Tomomichi Hagiwara, Mituhiko Araki, Ken’ichi Fukumitsu, 1999 .

Upper and lower bounds of the frequency response gain of sampled-data systems

Tomomichi Hagiwara, Mituhiko Araki, Motoi Suyama, 2001, Autom..

Two-degree-of-freedom design method of LQI servo systems: use of frequency-dependent weighting matrices for sensitivity reduction

Tomomichi Hagiwara, Mituhiko Araki, T. Yamasaki, 1996 .

Exact Stability Analysis of 2-D Systems Using LMIs

Tomomichi Hagiwara, Yoshio Ebihara, Yoshimichi Ito, 2006, IEEE Transactions on Automatic Control.

Trajectory Tracking Control of a Two-axis Arm Driven by Pneumatic Artificial Muscles: Application of Plant-variable-optimal Control and Performance Improvement with an Observer Using Pressure Data

Yasunao Okazaki, Mayumi Komatsu, Tomomichi Hagiwara, 2008 .

Cycling-Based Synthesis of Robust Output Estimators for Uncertain LPTV Systems

Tomomichi Hagiwara, Yohei Hosoe, Mitsuaki Miyamoto, 2019 .

Equivalent Stability Notions, Lyapunov Inequality, and Its Application in Discrete-Time Linear Systems With Stochastic Dynamics Determined by an i.i.d. Process

Tomomichi Hagiwara, Yohei Hosoe, T. Hagiwara, 2019, IEEE Transactions on Automatic Control.

New dilated LMI characterizations for continuous-time multiobjective controller synthesis

Tomomichi Hagiwara, Yoshio Ebihara, Y. Ebihara, 2004, Autom..

Two-degree-of-freedom design method of linear-quadratic servo systems with an integral compensator: analysis of the performance deterioration by the introduction of an observer

Tomomichi Hagiwara, Eiko Furutani, Mituhiko Araki, 1996 .

Robust stability analysis based on discrete-time FIR scaling

Tomomichi Hagiwara, Yohei Hosoe, 2012, 2012 American Control Conference (ACC).

Induced norm from L2 to L∞ in SISO sampled-data systems

Jung Hoon Kim, Tomomichi Hagiwara, 2015, 2015 American Control Conference (ACC).

Stability analysis of time-delay systems based on a power of the monodromy operator

Tomomichi Hagiwara, Yuki Saito, 2013, 2013 European Control Conference (ECC).

Pole assignment by multirate sampled-data output feedback

Tomomichi Hagiwara, Mituhiko Araki, M. Araki, 1985, 1985 24th IEEE Conference on Decision and Control.

Two-degree-of-freedom design method of state-predictive LQI servo systems

Tomomichi Hagiwara, Eiko Furutani, Mituhiko Araki, 1994 .

Analysis and Synthesis of Interconnected Positive Systems with External Inputs

Dimitri Peaucelle, Denis Arzelier, Tomomichi Hagiwara, 2015 .

Basic Idea of Periodically Time-Varying Dynamic Quantizer in Networked Control Systems

Yuki Minami, Tomomichi Hagiwara, Hiroshi Okajima, 2019, 2019 58th Annual Conference of the Society of Instrument and Control Engineers of Japan (SICE).

Computing the L∞-induced norm of LTI systems

Jung Hoon Kim, Tomomichi Hagiwara, 2014, 53rd IEEE Conference on Decision and Control.

Two-degree-of-freedom Design Method of LQI Servo Systems – Part I. Disturbance Rejection by Constant Feedback

Tomomichi Hagiwara, Mituhiko Araki, T. Yamasaki, 1993 .

Noncausal linear periodically time-varying scaling for discrete-time systems

Tomomichi Hagiwara, Yasuhiro Ohara, 2007, PSYCO.

Robust stability analysis based on noncausal LPTV FIR scaling: Explicit procedure and relationship with causal LTI FIR scaling

Tomomichi Hagiwara, Yohei Hosoe, 2012, 2012 IEEE 51st IEEE Conference on Decision and Control (CDC).

SICE International Symposium on Control Systems (ISCS) 2015

Tomomichi Hagiwara, Yoshio Ebihara, Keisuke Matsuo, 2015 .

粒子群最適化手法に基づく太陽光発電装置の最大電力点追従制御と実機実験による検証;粒子群最適化手法に基づく太陽光発電装置の最大電力点追従制御と実機実験による検証;Maximum Power Point Tracking Control of Photovoltaic Systems Based on Particle Swarm Optimization with Experimental Verication

Tomomichi Hagiwara, Yoshio Ebihara, Hirokazu Shimamoto, 2014 .

A note on representation of nonlinear time-varying delay-differential equations as time-delay feedback systems

Tomomichi Hagiwara, Tatsuya Yamazaki, T. Hagiwara, 2013, 2013 9th Asian Control Conference (ASCC).

Properties of discrete-time noncausal linear periodically time-varying scaling and their relationship with shift-invariance in lifting-timing

Tomomichi Hagiwara, Yohei Hosoe, 2011, Int. J. Control.

Time-sharing multirate sample-hold controllers and their application to reliable stabilization

Tomomichi Hagiwara, Mituhiko Araki, H. Maeda, 2001 .

Trace Formulas for the H 2 Norm of Linear Continuous-Time Periodic Systems

Jun Zhou, Tomomichi Hagiwara, Mituhiko Araki, 2001 .

Structured controller synthesis using LMI and alternating projection method

Tomomichi Hagiwara, Yoshio Ebihara *, Kazuma Tokuyama, 2003 .

Limiting properties of the zeros of sampled-data systems with zero- and first-order holds

Tomomichi Hagiwara, Mituhiko Araki, T. Yuasa, 1992, [1992] Proceedings of the 31st IEEE Conference on Decision and Control.

A successive optimal construction procedure for state feedback gains

Tomomichi Hagiwara, Mituhiko Araki, 1994 .

Inertia approach to the Hamiltonian eigenvalue tests for frequency-domain inequality conditions

Tomomichi Hagiwara, 2005 .

Computing frequency response gains of linear continuous-time periodic systems

Tomomichi Hagiwara, T. Hagiwara, J. Zhou, 2001 .

A study on the spectrum of the sampled-data transfer operator with application to robust exponential stability problems

Tomomichi Hagiwara, 2002, Proceedings of the 2002 American Control Conference (IEEE Cat. No.CH37301).

Simultaneous pole assignment by multi-structured multirate sampled-data controllers—orthogonality consideration

Tomomichi Hagiwara, Mituhiko Araki, Hiroshi Soma, 1996 .

Design of a stable state feedback controller based on the multirate sampling of the plant output

Tomomichi Hagiwara, Mituhiko Araki, M. Araki, 1988 .

Application of multilevel multirate sampled-data controllers to simultaneous pole assignment problem

Tomomichi Hagiwara, Mituhiko Araki, H. Soma, 1992, [1992] Proceedings of the 31st IEEE Conference on Decision and Control.

Trace formula of linear continuous-time periodic systems via the harmonic Lyapunov equation

Jun Zhou, Tomomichi Hagiwara, Mituhiko Araki, 2003 .

A Dilated LMI Approach to Continuous-Time Gain-Scheduled controller Synthesis with Parameter-Dependent Lyapunov Variables

Tomomichi Hagiwara, Yoshio Ebihara, Kazuki Tomioka, 2003 .

Existence conditions and applications of shifting sliding mode control

Jun Zhou, Tomomichi Hagiwara, 2001, Proceedings of the 40th IEEE Conference on Decision and Control (Cat. No.01CH37228).

Nyquist stability criterion and positive realness of sampled-data systems

Tomomichi Hagiwara, 2000, Proceedings of the 2000 American Control Conference. ACC (IEEE Cat. No.00CH36334).

Fast-Lifting Approach to the Computation of the Spectral Radius of Neutral Time-Delay Systems

Tomomichi Hagiwara, T. Hagiwara, Tokuya Fujinami, 2010 .

Structured controller synthesis using LMI and alternating projection method

Tomomichi Hagiwara, Yoshio Ebihara, Y. Ebihara, 2003, 42nd IEEE International Conference on Decision and Control (IEEE Cat. No.03CH37475).

Multiobjective state-feedback control design with non-common LMI solutions: change of variables via affine functions

Tomomichi Hagiwara, Yoshio Ebihara, T. Shimomura, 2001, Proceedings of the 2001 American Control Conference. (Cat. No.01CH37148).

Conversion of Linear Time-Invariant Delay-Differential Equations with External Input and Output into Representation as Time-Delay Feedback Systems

Tomomichi Hagiwara, T. Hagiwara, Tatsuya Yamazaki, 2012 .

A Design Method of LQI Servo Systems with Two Degrees of Freedom

Tomomichi Hagiwara, Mituhiko Araki, Yoshihiro Ohtani, 1991 .

Extracting Worst Case Perturbations for Robustness Analysis of Parameter-Dependent LTI Systems

Tomomichi Hagiwara, Yoshio Ebihara, Yusuke Onishi, 2008 .

Robust stability analysis based on finite impulse response scaling for discrete-time linear time-invariant systems

Tomomichi Hagiwara, Yohei Hosoe, T. Hagiwara, 2013 .

Numerical Methods for Spectrum Computation of Monodromy Operators via Non-Causal Hold Discretization

Kentaro Hirata, Tomomichi Hagiwara, T. Hagiwara, 2013 .

FR-operator approach to the H2 analysis and synthesis of sampled-data systems

Tomomichi Hagiwara, M. Araki, M. Araki, 1995, IEEE Trans. Autom. Control..

Modified fast-sample/fast-hold approximation for sampled-data system analysis

Tomomichi Hagiwara, Hiroaki Umeda, 2007 .

Kernel Approximation Approach to the L1 Optimal Sampled-Data Controller Synthesis Problem

Tomomichi Hagiwara, Jung Hoon Kim, T. Hagiwara, 2017 .

Plant-Variable-Optimal Robust Servo System with Two Degrees of Freedom

Tomomichi Hagiwara, Mituhiko Araki, Yoshihiro Ohtani, 1992 .

Computation of the frequency response gains and H ∞ -norm of a sampled-data system

Tomomichi Hagiwara, Yoshimichi Ito, Mituhiko Araki, 1995 .

Sequential tuning methods of LQ/LQI controllers for multivariable systems and their application to hot strip mills

Tomomichi Hagiwara, Yoshio Ebihara, Mituhiko Araki, 2000 .

Existence of harmonic Riccati equations and their solutions in continuous-time periodic systems

Jun Zhou, Tomomichi Hagiwara, T. Hagiwara, 2004 .

ROBUST H 2 PERFORMANCE ANALYSIS OF UNCERTAIN LTI SYSTEMS VIA POLYNOMIALLY PARAMETER-DEPENDENT LYAPUNOV FUNCTIONS

Dimitri Peaucelle, Denis Arzelier, Tomomichi Hagiwara, 2005 .

On H/sub /spl infin// model reduction using LMIs

Tomomichi Hagiwara, Yoshio Ebihara, Y. Ebihara, 2004 .

Analytic study on the intrinsic zeros of sampled-data systems

Tomomichi Hagiwara, 1996, IEEE Trans. Autom. Control..

Nyquist Stability Criterion of Sampled-Data Systems with the 2-Regularized Determinant and Its Applications to Robust Stability Analysis

Tomomichi Hagiwara, T. Hagiwara, Yuki Tsuruguchi, 2004 .

On preservation of strong stabilizability under sampling

Tomomichi Hagiwara, M. Araki, M. Araki, 1988 .

Exact stability analysis of 2D systems using LMIs

Tomomichi Hagiwara, Yoshio Ebihara, Yoshimichi Ito, 2004, 2004 43rd IEEE Conference on Decision and Control (CDC) (IEEE Cat. No.04CH37601).

Computing the L∞[0, h)-induced norm of a compression operator

Tomomichi Hagiwara, Jung Hoon Kim, 2013, ECC.

Generalized S-procedure for inequality conditions on one-vector-lossless sets and linear system analysis

Tomomichi Hagiwara, Yoshio Ebihara, Katsutoshi Maeda, 2004, CDC.

Absolute stability of sampled-data systems with a sector nonlinearity

Tomomichi Hagiwara, Mituhiko Araki, 1996 .

Generalized Nyquist criterion of continuous-time periodic systems and its implementation (I): theoretic results

Jun Zhou, Tomomichi Hagiwara, 2002, Proceedings of the 41st SICE Annual Conference. SICE 2002..

H, Norm Computation of Contimioils-Time Periodic Systems -Asymptotic Hamiltonian Test and Modified Bisection Algorithm

Jun Zhou, Tomomichi Hagiwara, T. Hagiwara, 2001 .

Robust Stabilizing Controller Synthesis Based on Discrete-time Noncausal Linear Periodically Time-varying Scaling

Tomomichi Hagiwara, Yohei Hosoe, T. Hagiwara, 2010 .

Computing the L ∞-induced norm of linear time-invariant systems via Kernel approximation and its comparison with input approximation

Tomomichi Hagiwara, Jung Hoon Kim, T. Hagiwara, 2015 .

Characterization of Quasi L∞/L2 Hankel Norms of Sampled-Data Systems

Tomomichi Hagiwara, Akira Inai, Jung Hoon Kim, 2017 .

A dilated LMI approach to robust performance analysis of linear time-invariant uncertain systems

Tomomichi Hagiwara, Yoshio Ebihara, Y. Ebihara, 2003, Proceedings of the 2003 American Control Conference, 2003..

LMI-based Stability and H∞ Performance Analysis of Discrete-time Positive Systems

Tomomichi Hagiwara, Yoshio Ebihara, Taiki Matsumura, 2013 .

Absolute stability of sampled-data systems with a sector nonlinearity

Tomomichi Hagiwara, Mituhiko Araki, M. Araki, 1995, Proceedings of 1995 34th IEEE Conference on Decision and Control.

Stability of sampled-data systems with a time-invariant memoryless sector nonlinearity

Tomomichi Hagiwara, Mituhiko Araki, M. Araki, 1996, Proceedings of 35th IEEE Conference on Decision and Control.

On the necessary condition for discrete-time polc-assignability by piecewise constant output feedback

Tomomichi Hagiwara, Mituhiko Araki, M. Araki, 1986 .

Stability Analysis of Neutral Type Time-Delay Positive Systems

Tomomichi Hagiwara, Yoshio Ebihara, Y. Ebihara, 2016 .

On H-infinity model reduction using LMIs

Tomomichi Hagiwara, Yoshio Ebihara, 2004 .

A Dilated LMI Approach to Continuous-Time Gain-Scheduled controller Synthesis with Parameter-Dependent Lyapunov Variables

Tomomichi Hagiwara, Yoshio Ebihara, Y. Ebihara, 2003 .

Note on Well-Posedness and Separator-Type Robust Stability Theorem of LTI Systems

Tomomichi Hagiwara, T. Hagiwara, 2012 .

Properties of Limiting Zeros of Sampled-Data Systems

Tomomichi Hagiwara, Mituhiko Araki, 1990 .

Multiobjective State-Feedback Control Design with Non-Common LMI Solutions: A Subspace Approach

Tomomichi Hagiwara, Yoshio Ebihara, 2001 .

Bisection algorithm for computing the frequency response gain of sampled-data systems

Tomomichi Hagiwara, H. Maeda, T. Hagiwara, 1998, Proceedings of the 37th IEEE Conference on Decision and Control (Cat. No.98CH36171).

Quasi-finite-rank approximation of compression operators on L∞ [0, h) with application to stability analysis of time-delay systems

Tomomichi Hagiwara, Jung Hoon Kim, T. Hagiwara, 2014 .

Robust stability of sampled-data systems under possibly unstable additive/multiplicative perturbations

Tomomichi Hagiwara, Mituhiko Araki, M. Araki, 1998, IEEE Trans. Autom. Control..

Relationship between Noncausal Linear Periodically Time-Varying Scaling and Causal Linear Time-Invariant Scaling for Discrete-Time Systems

Tomomichi Hagiwara, Yohei Hosoe, 2011 .

Stability analysis of continuous-time periodic systems via the harmonic analysis

Tomomichi Hagiwara, J. Zhou, 2001, Proceedings of the 2001 American Control Conference. (Cat. No.01CH37148).

A note on mutual conversion between linear time-invariant delay-differential equations and time-delay feedback systems

Tomomichi Hagiwara, Tatsuya Yamazaki, 2011, SICE Annual Conference 2011.

ROBUST H2 PERFORMANCE ANALYSIS OF UNCERTAIN LTI SYSTEMS VIA POLYNOMIALLY PARAMETER-DEPENDENT LYAPUNOV FUNCTIONS

Dimitri Peaucelle, Denis Arzelier, Tomomichi Hagiwara, 2006 .

ROBUST D-STABILITY ANALYSIS OF UNCERTAIN POLYNOMIAL MATRICES VIA POLYNOMIAL-TYPE MULTIPLIERS

Tomomichi Hagiwara, Yoshio Ebihara, Y. Ebihara, 2005 .

Robust stability of sampled-data systems under possibly unstable additive/multiplicative perturbations

Tomomichi Hagiwara, Mituhiko Araki, M. Araki, 1995, Proceedings of 1995 American Control Conference - ACC'95.

General polynomial parameter-dependent Lyapunov functions for polytopic uncertain systems

Dimitri Peaucelle, Denis Arzelier, Tomomichi Hagiwara, 2006 .