Kazufumi Ito

Publication Activity (10 Years)

Years Active: 1990-2024
Publications (10 Years): 13

Top Topics

Nonnegative Matrix

Optimal Control

Superlinear Convergence

Top Venues

SIAM J. Sci. Comput.

J. Optim. Theory Appl.

Publications

Kazufumi Ito, Ying Liang
A Direct Probing Method of an Inverse Problem for the Eikonal Equation. SIAM J. Sci. Comput. 46 (2) (2024)
Kazufumi Ito, Ying Liang
A direct probing method of an inverse problem for the Eikonal equation. CoRR (2023)
Zhiyue Zhang, Kazufumi Ito, Zhilin Li
A Neumann interface optimal control problem with elliptic PDE constraints and its discretization and numerical analysis. CoRR (2023)
Kazufumi Ito, Ying Liang, Jun Zou
Least-Squares Method for Inverse Medium Problems. CoRR (2022)
Kazufumi Ito, Christoph Reisinger, Yufei Zhang
-Superlinear Convergence for Stochastic Games on Domains. Found. Comput. Math. 21 (2) (2021)
Tengjin Zhao, Kazufumi Ito, Zhiyue Zhang
Semi-decoupling hybrid asymptotic and augmented finite volume method for nonlinear singular interface problems. J. Comput. Appl. Math. 396 (2021)
Kazufumi Ito, Bangti Jin
Regularized Linear Inversion with Randomized Singular Value Decomposition. CoRR (2019)
Kazufumi Ito, Christoph Reisinger, Yufei Zhang
-superlinear convergence for stochastic games on domains. CoRR (2019)
Erkki Heikkola, Kazufumi Ito, Jari Toivanen
A Parallel Domain Decomposition Method for the Helmholtz Equation in Layered Media. SIAM J. Sci. Comput. 41 (5) (2019)
Yat Tin Chow, Kazufumi Ito, Jun Zou
A Time-Dependent Direct Sampling Method for Recovering Moving Potentials in a Heat Equation. SIAM J. Sci. Comput. 40 (4) (2018)
Kazufumi Ito, A. K. Landi
The Nonnegative Matrix Factorization: Regularization and Complexity. SIAM J. Sci. Comput. 38 (2) (2016)
Kazufumi Ito, Karl Kunisch
A Sequential Method for a Class of Stable Mathematical Programming Problems. SIAM J. Optim. 26 (2) (2016)
Yat Tin Chow, Kazufumi Ito, Jun Zou
Analysis on a Nonnegative Matrix Factorization and Its Applications. SIAM J. Sci. Comput. 38 (5) (2016)
Qian Zhang, Kazufumi Ito, Zhilin Li, Zhiyue Zhang
Immersed finite elements for optimal control problems of elliptic PDEs with interfaces. J. Comput. Phys. 298 (2015)
Yat Tin Chow, Kazufumi Ito, Keji Liu, Jun Zou
Direct Sampling Method for Diffusive Optical Tomography. SIAM J. Sci. Comput. 37 (4) (2015)
Kazufumi Ito, Bangti Jin, Tomoya Takeuchi
On the sectorial property of the Caputo derivative operator. Appl. Math. Lett. 47 (2015)
Kazufumi Ito, Amanda K. Landi
The Nonnegative Matrix Factorization and atomic deconvolution. BIBM (2015)
Kazufumi Ito, Karl Kunisch
A Note on the Existence of Nonsmooth Nonconvex Optimization Problems. J. Optim. Theory Appl. 163 (3) (2014)
Kazufumi Ito, Karl Kunisch
, $p\in [0, 1)$, Control Cost. SIAM J. Control. Optim. 52 (2) (2014)
Kazuyuki Aihara, Kazufumi Ito, Junichi Nakagawa, Tomoya Takeuchi
Optimal control laws for traffic flow. Appl. Math. Lett. 26 (6) (2013)
Kazufumi Ito, Bangti Jin, Jun Zou
A two-stage method for inverse medium scattering. J. Comput. Phys. 237 (2013)
Kazufumi Ito, Karl Kunisch
Karush-Kuhn-Tucker Conditions for Nonsmooth Mathematical Programming Problems in Function Spaces. SIAM J. Control. Optim. 49 (5) (2011)
Kazufumi Ito, Bangti Jin, Tomoya Takeuchi
Multi-Parameter Tikhonov Regularization CoRR (2011)
Kazufumi Ito, Karl Kunisch
Minimal Effort Problems and Their Treatment by Semismooth Newton Methods. SIAM J. Control. Optim. 49 (5) (2011)
Kazufumi Ito, Bangti Jin, Tomoya Takeuchi
A Regularization Parameter for Nonsmooth Tikhonov Regularization. SIAM J. Sci. Comput. 33 (3) (2011)
Kazufumi Ito, Karl Kunisch, Volker Schulz, Ilia Gherman
Approximate Nullspace Iterations for KKT Systems. SIAM J. Matrix Anal. Appl. 31 (4) (2010)
Kazufumi Ito, Karl Kunisch
Semismooth Newton Methods for Time-Optimal Control for a Class of ODEs. SIAM J. Control. Optim. 48 (6) (2010)
Kazufumi Ito, Jari Toivanen
Lagrange Multiplier Approach with Optimized Finite Difference Stencils for Pricing American Options under Stochastic Volatility. SIAM J. Sci. Comput. 31 (4) (2009)
Kazufumi Ito, Ming-Chih Lai, Zhilin Li
A well-conditioned augmented system for solving Navier-Stokes equations in irregular domains. J. Comput. Phys. 228 (7) (2009)
Kazufumi Ito, Karl Kunisch
Asymptotic Properties of Feedback Solutions for a Class of Quantum Control Problems. SIAM J. Control. Optim. 48 (4) (2009)
Kazufumi Ito, Karl Kunisch
On a semi-smooth Newton method and its globalization. Math. Program. 118 (2) (2009)
Kazufumi Ito, Karl Kunisch
Reduced-Order Optimal Control Based on Approximate Inertial Manifolds for Nonlinear Dynamical Systems. SIAM J. Numer. Anal. 46 (6) (2008)
Kazufumi Ito, Zhonghua Qiao
A high order compact MAC finite difference scheme for the Stokes equations: Augmented variable approach. J. Comput. Phys. 227 (17) (2008)
Kazufumi Ito, Zhonghua Qiao, Jari Toivanen
A domain decomposition solver for acoustic scattering by elastic objects in layered media. J. Comput. Phys. 227 (19) (2008)
Kazufumi Ito, Karl Kunisch
Optimal Bilinear Control of an Abstract Schrödinger Equation. SIAM J. Control. Optim. 46 (1) (2007)
Kazufumi Ito, Karl Kunisch
Convergence of the Primal-Dual Active Set Strategy for Diagonally Dominant Systems. SIAM J. Control. Optim. 46 (1) (2007)
Michael A. Demetriou, Kazufumi Ito, Ralph C. Smith
Adaptive Monitoring and Accommodation of Nonlinear Actuator Faults in Positive Real Infinite Dimensional Systems. IEEE Trans. Autom. Control. 52 (12) (2007)
Fariba Fahroo, Kazufumi Ito
Optimal Absorption Design and Sensitivity of Eigenvalues. CDC (2006)
Kazufumi Ito, Karl Kunisch
Receding Horizon Control with Incomplete Observations. SIAM J. Control. Optim. 45 (1) (2006)
Fariba Fahroo, Kazufumi Ito
Optimal absorption design for damped elastic systems. ACC (2006)
Kazufumi Ito, Zhilin Li
Interface conditions for Stokes equations with a discontinuous viscosity and surface sources. Appl. Math. Lett. 19 (3) (2006)
H. T. Banks, Kazufumi Ito, Grace M. Kepler, J. A. Toivanen
Material Surface Design to Counter Electromagnetic Interrogation of Targets. SIAM J. Appl. Math. 66 (3) (2006)
Michael A. Demetriou, Kazufumi Ito, Ralph C. Smith
Adaptive monitoring and accommodation of nonlinear actuator faults in positive real infinite dimensional systems. CDC (2006)
Kazufumi Ito, Jari Toivanen
Preconditioned iterative methods on sparse subspaces. Appl. Math. Lett. 19 (11) (2006)
Kazufumi Ito
An Optimal Optical Flow. SIAM J. Control. Optim. 44 (2) (2005)
Kazufumi Ito, Zhilin Li, Yaw Kyei
Higher-Order, Cartesian Grid Based Finite Difference Schemes for Elliptic Equations on Irregular Domains. SIAM J. Sci. Comput. 27 (1) (2005)
Gregory Hicks, Kazufumi Ito
A method for determination of optimal gaits with application to a snake-like serial-link structure. IEEE Trans. Autom. Control. 50 (9) (2005)
Weifu Fang, Kazufumi Ito, David A. Redfern
LBIC imaging of semiconductor arrays: the cross-sectional model. Math. Comput. Model. 40 (1-2) (2004)
Kazufumi Ito, Karl Kunisch
The Primal-Dual Active Set Method for Nonlinear Optimal Control Problems with Bilateral Constraints. SIAM J. Control. Optim. 43 (1) (2004)
Michael A. Demetriou, Kazufumi Ito, Ralph C. Smith
On-line monitoring and accommodation of nonlinear actuator faults in positive real infinite dimensional systems. CDC (2004)
Kazufumi Ito, Zhilin Li
Solving a Nonlinear Problem in Magneto-Rheological Fluids Using the Immersed Interface Method. J. Sci. Comput. 19 (1-3) (2003)
Michael A. Demetriou, Kazufumi Ito
Optimal online parameter estimation for a class of infinite dimensional systems using Kalman filters. ACC (2003)
Alfio Borzì, Kazufumi Ito, Karl Kunisch
Optimal Control Formulation for Determining Optical Flow. SIAM J. Sci. Comput. 24 (3) (2003)
Kazufumi Ito, Karl Kunisch
Semi-smooth Newton methods for state-constrained optimal control problems. Syst. Control. Lett. 50 (3) (2003)
Michael Hintermüller, Kazufumi Ito, Karl Kunisch
The Primal-Dual Active Set Strategy as a Semismooth Newton Method. SIAM J. Optim. 13 (3) (2002)
Michael A. Demetriou, Kazufumi Ito
Online fault detection and diagnosis for a class of positive real infinite dimensional systems. CDC (2002)
Kazufumi Ito, Karl Kunisch
Asymptotic Properties of Receding Horizon Optimal Control Problems. SIAM J. Control. Optim. 40 (5) (2002)
Kazufumi Ito, Karl Kunisch
Optimal Control of the Solid Fuel Ignition Model with H[sup 1]-Cost. SIAM J. Control. Optim. 40 (5) (2002)
David A. Redfern, Kazufumi Ito, Weifu Fang
Parameter Identification for Semiconductor Diodes by LBIC Imaging. SIAM J. Appl. Math. 62 (6) (2002)
Zhilin Li, Kazufumi Ito
Maximum Principle Preserving Schemes for Interface Problems with Discontinuous Coefficients. SIAM J. Sci. Comput. 23 (1) (2001)
Kazufumi Ito, Karl Kunisch
Newton's Method for a Class of Weakly Singular Optimal Control Problems. SIAM J. Optim. 10 (3) (2000)
Kazufumi Ito
Gaussian filter for nonlinear filtering problems. CDC (2000)
Kazufumi Ito, Kaiqi Xiong
Gaussian filters for nonlinear filtering problems. IEEE Trans. Autom. Control. 45 (5) (2000)
Job C. Oostveen, Ruth F. Curtain, Kazufumi Ito
An Approximation Theory for Strongly Stabilizing Solutions to the Operator LQ Riccati Equation. SIAM J. Control. Optim. 38 (6) (2000)
Kazufumi Ito, Boris Rozovskii
Approximation of the Kushner Equation for Nonlinear Filtering. SIAM J. Control. Optim. 38 (3) (2000)
Weifu Fang, Kazufumi Ito
Weak solutions for diffusion-convection equations. Appl. Math. Lett. 13 (3) (2000)
William M. McEneaney, Kazufumi Ito
Stochastic games and inverse Lyapunov methods in air operations. CDC (2000)
Kazufumi Ito, S. S. Ravindran
Optimal Control of Thermally Convected Fluid Flows. SIAM J. Sci. Comput. 19 (6) (1998)
Kazufumi Ito, Franz Kappel
The Trotter-Kato theorem and approximation of PDEs. Math. Comput. 67 (221) (1998)
Kazufumi Ito, Karl Kunisch
Augmented Lagrangian-SQP-Methods in Hilbert Spaces and Application to Control in the Coefficients Problems. SIAM J. Optim. 6 (1) (1996)
Fariba Fahroo, Kazufumi Ito
Optimum damping design for an abstract wave equation. Kybernetika 32 (6) (1996)
Weifu Fang, Kazufumi Ito
Reconstruction of Semiconductor Doping Profile from Laser-Beam-Induced Current Image. SIAM J. Appl. Math. 54 (4) (1994)
Stavros N. Busenberg, Weifu Fang, Kazufumi Ito
Modeling and Analysis of Laser-Beam-Induced Current Images in Semiconductors. SIAM J. Appl. Math. 53 (1) (1993)
Kazufumi Ito, Karl Kunisch
On the Choice of the Regularization Parameter in Nonlinear Inverse Problems. SIAM J. Optim. 2 (3) (1992)
Kazufumi Ito, M. Kroller, Karl Kunisch
A Numerical Study of an Augmented Lagrangian Method for the Estimation of Parameters in Elliptic Systems. SIAM J. Sci. Comput. 12 (4) (1991)
Kazufumi Ito, Karl Kunisch
The Augmented Lagrangian Method for Equality and Inequality Constraints in Hilbert Spaces. Math. Program. 46 (1990)