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ORCIDKazufumi Ito
Person information
- affiliation: Department of Mathematics, North Carolina State University, Raleigh, NC, USA
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2020 – today
- 2024
[j61]Kazufumi Ito
, Ying Liang:
A Direct Probing Method of an Inverse Problem for the Eikonal Equation. SIAM J. Sci. Comput. 46(2): 1235- (2024)- 2023
- [i6]Kazufumi Ito, Ying Liang:
A direct probing method of an inverse problem for the Eikonal equation. CoRR abs/2302.09453 (2023) - [i5]Zhiyue Zhang, Kazufumi Ito, Zhilin Li:
A Neumann interface optimal control problem with elliptic PDE constraints and its discretization and numerical analysis. CoRR abs/2309.09151 (2023) - 2022
- [i4]Kazufumi Ito, Ying Liang, Jun Zou:
Least-Squares Method for Inverse Medium Problems. CoRR abs/2201.00280 (2022) - 2021
- [j60]Kazufumi Ito, Christoph Reisinger, Yufei Zhang:
A Neural Network-Based Policy Iteration Algorithm with Global H2-Superlinear Convergence for Stochastic Games on Domains. Found. Comput. Math. 21(2): 331-374 (2021) - [j59]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: 113606 (2021)
2010 – 2019
- 2019
- [j58]Erkki Heikkola, Kazufumi Ito, Jari Toivanen:
A Parallel Domain Decomposition Method for the Helmholtz Equation in Layered Media. SIAM J. Sci. Comput. 41(5): C505-C521 (2019) - [i3]Kazufumi Ito, Christoph Reisinger, Yufei Zhang:
A neural network based policy iteration algorithm with global H2-superlinear convergence for stochastic games on domains. CoRR abs/1906.02304 (2019) - [i2]Kazufumi Ito, Bangti Jin:
Regularized Linear Inversion with Randomized Singular Value Decomposition. CoRR abs/1909.01947 (2019) - 2018
- [j57]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): A2720-A2748 (2018) - 2016
- [j56]Kazufumi Ito, Karl Kunisch:
A Sequential Method for a Class of Stable Mathematical Programming Problems. SIAM J. Optim. 26(2): 1262-1292 (2016) - [j55]Kazufumi Ito, A. K. Landi:
The Nonnegative Matrix Factorization: Regularization and Complexity. SIAM J. Sci. Comput. 38(2) (2016) - [j54]Yat Tin Chow, Kazufumi Ito, Jun Zou:
Analysis on a Nonnegative Matrix Factorization and Its Applications. SIAM J. Sci. Comput. 38(5) (2016) - 2015
- [j53]Kazufumi Ito, Bangti Jin, Tomoya Takeuchi:
On the sectorial property of the Caputo derivative operator. Appl. Math. Lett. 47: 43-46 (2015) - [j52]Qian Zhang, Kazufumi Ito, Zhilin Li, Zhiyue Zhang:
Immersed finite elements for optimal control problems of elliptic PDEs with interfaces. J. Comput. Phys. 298: 305-319 (2015) - [j51]Yat Tin Chow, Kazufumi Ito, Keji Liu, Jun Zou:
Direct Sampling Method for Diffusive Optical Tomography. SIAM J. Sci. Comput. 37(4) (2015) - [c9]Kazufumi Ito, Amanda K. Landi:
The Nonnegative Matrix Factorization and atomic deconvolution. BIBM 2015: 1650-1657 - 2014
- [j50]Kazufumi Ito, Karl Kunisch:
A Note on the Existence of Nonsmooth Nonconvex Optimization Problems. J. Optim. Theory Appl. 163(3): 697-706 (2014) - [j49]Kazufumi Ito, Karl Kunisch:
Optimal Control with Lp(Ω), $p\in [0, 1)$, Control Cost. SIAM J. Control. Optim. 52(2): 1251-1275 (2014) - 2013
- [j48]Kazuyuki Aihara, Kazufumi Ito, Junichi Nakagawa, Tomoya Takeuchi:
Optimal control laws for traffic flow. Appl. Math. Lett. 26(6): 617-623 (2013) - [j47]Kazufumi Ito, Bangti Jin, Jun Zou:
A two-stage method for inverse medium scattering. J. Comput. Phys. 237: 211-223 (2013) - [p1]Kazufumi Ito:
Nonsmooth Optimization Method and Sparsity. Control and Optimization with PDE Constraints 2013: 57-77 - 2011
- [j46]Kazufumi Ito, Karl Kunisch:
Minimal Effort Problems and Their Treatment by Semismooth Newton Methods. SIAM J. Control. Optim. 49(5): 2083-2100 (2011) - [j45]Kazufumi Ito, Karl Kunisch:
Karush-Kuhn-Tucker Conditions for Nonsmooth Mathematical Programming Problems in Function Spaces. SIAM J. Control. Optim. 49(5): 2133-2154 (2011) - [j44]Kazufumi Ito, Bangti Jin, Tomoya Takeuchi:
A Regularization Parameter for Nonsmooth Tikhonov Regularization. SIAM J. Sci. Comput. 33(3): 1415-1438 (2011) - [i1]Kazufumi Ito, Bangti Jin, Tomoya Takeuchi:
Multi-Parameter Tikhonov Regularization. CoRR abs/1102.1173 (2011) - 2010
- [j43]Kazufumi Ito, Karl Kunisch:
Semismooth Newton Methods for Time-Optimal Control for a Class of ODEs. SIAM J. Control. Optim. 48(6): 3997-4013 (2010) - [j42]Kazufumi Ito, Karl Kunisch, Volker Schulz, Ilia Gherman:
Approximate Nullspace Iterations for KKT Systems. SIAM J. Matrix Anal. Appl. 31(4): 1835-1847 (2010)
2000 – 2009
- 2009
- [j41]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): 2616-2628 (2009) - [j40]Kazufumi Ito, Karl Kunisch:
On a semi-smooth Newton method and its globalization. Math. Program. 118(2): 347-370 (2009) - [j39]Kazufumi Ito, Karl Kunisch:
Asymptotic Properties of Feedback Solutions for a Class of Quantum Control Problems. SIAM J. Control. Optim. 48(4): 2323-2343 (2009) - [j38]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): 2646-2664 (2009) - 2008
- [b2]Kazufumi Ito, Karl Kunisch:
Lagrange multiplier approach to variational problems and applications. Advances in design and control, SIAM 2008, ISBN 978-0-89871-649-8, pp. I-XVIII, 1-341 - [j37]Kazufumi Ito, Zhonghua Qiao:
A high order compact MAC finite difference scheme for the Stokes equations: Augmented variable approach. J. Comput. Phys. 227(17): 8177-8190 (2008) - [j36]Kazufumi Ito, Zhonghua Qiao, Jari Toivanen:
A domain decomposition solver for acoustic scattering by elastic objects in layered media. J. Comput. Phys. 227(19): 8685-8698 (2008) - [j35]Kazufumi Ito, Karl Kunisch:
Reduced-Order Optimal Control Based on Approximate Inertial Manifolds for Nonlinear Dynamical Systems. SIAM J. Numer. Anal. 46(6): 2867-2891 (2008) - 2007
- [j34]Kazufumi Ito, Karl Kunisch:
Convergence of the Primal-Dual Active Set Strategy for Diagonally Dominant Systems. SIAM J. Control. Optim. 46(1): 14-34 (2007) - [j33]Kazufumi Ito, Karl Kunisch:
Optimal Bilinear Control of an Abstract Schrödinger Equation. SIAM J. Control. Optim. 46(1): 274-287 (2007) - [j32]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): 2332-2338 (2007) - 2006
- [j31]Kazufumi Ito, Zhilin Li:
Interface conditions for Stokes equations with a discontinuous viscosity and surface sources. Appl. Math. Lett. 19(3): 229-234 (2006) - [j30]Kazufumi Ito, Jari Toivanen:
Preconditioned iterative methods on sparse subspaces. Appl. Math. Lett. 19(11): 1191-1197 (2006) - [j29]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): 1027-1049 (2006) - [j28]Kazufumi Ito, Karl Kunisch:
Receding Horizon Control with Incomplete Observations. SIAM J. Control. Optim. 45(1): 207-225 (2006) - [c8]Fariba Fahroo, Kazufumi Ito:
Optimal absorption design for damped elastic systems. ACC 2006 - [c7]Fariba Fahroo, Kazufumi Ito:
Optimal Absorption Design and Sensitivity of Eigenvalues. CDC 2006: 2459-2464 - [c6]Michael A. Demetriou, Kazufumi Ito, Ralph C. Smith:
Adaptive monitoring and accommodation of nonlinear actuator faults in positive real infinite dimensional systems. CDC 2006: 3093-3098 - 2005
- [j27]Kazufumi Ito:
An Optimal Optical Flow. SIAM J. Control. Optim. 44(2): 728-742 (2005) - [j26]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): 346-367 (2005) - [j25]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): 1291-1306 (2005) - 2004
- [j24]Weifu Fang, Kazufumi Ito, David A. Redfern:
LBIC imaging of semiconductor arrays: the cross-sectional model. Math. Comput. Model. 40(1-2): 127-136 (2004) - [j23]Kazufumi Ito, Karl Kunisch:
The Primal-Dual Active Set Method for Nonlinear Optimal Control Problems with Bilateral Constraints. SIAM J. Control. Optim. 43(1): 357-376 (2004) - [c5]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: 2871-2875 - 2003
- [j22]Kazufumi Ito, Zhilin Li:
Solving a Nonlinear Problem in Magneto-Rheological Fluids Using the Immersed Interface Method. J. Sci. Comput. 19(1-3): 253-266 (2003) - [j21]Kazufumi Ito, Karl Kunisch:
Semi-smooth Newton methods for state-constrained optimal control problems. Syst. Control. Lett. 50(3): 221-228 (2003) - [j20]Alfio Borzì, Kazufumi Ito, Karl Kunisch:
Optimal Control Formulation for Determining Optical Flow. SIAM J. Sci. Comput. 24(3): 818-847 (2003) - [c4]Michael A. Demetriou, Kazufumi Ito:
Optimal online parameter estimation for a class of infinite dimensional systems using Kalman filters. ACC 2003: 2708-2713 - 2002
- [b1]Kazufumi Ito, Franz Kappel:
Evolution Equations And Approximations. Series on Advances in Mathematics for Applied Sciences 61, World Scientific 2002, ISBN 978-981-238-026-5, pp. 1-520 - [j19]David A. Redfern, Kazufumi Ito, Weifu Fang:
Parameter Identification for Semiconductor Diodes by LBIC Imaging. SIAM J. Appl. Math. 62(6): 2149-2174 (2002) - [j18]Kazufumi Ito, Karl Kunisch:
Optimal Control of the Solid Fuel Ignition Model with H[sup 1]-Cost. SIAM J. Control. Optim. 40(5): 1455-1472 (2002) - [j17]Kazufumi Ito, Karl Kunisch:
Asymptotic Properties of Receding Horizon Optimal Control Problems. SIAM J. Control. Optim. 40(5): 1585-1610 (2002) - [j16]Michael Hintermüller, Kazufumi Ito, Karl Kunisch:
The Primal-Dual Active Set Strategy as a Semismooth Newton Method. SIAM J. Optim. 13(3): 865-888 (2002) - [c3]Michael A. Demetriou, Kazufumi Ito:
Online fault detection and diagnosis for a class of positive real infinite dimensional systems. CDC 2002: 4359-4364 - 2001
- [j15]Zhilin Li, Kazufumi Ito:
Maximum Principle Preserving Schemes for Interface Problems with Discontinuous Coefficients. SIAM J. Sci. Comput. 23(1): 339-361 (2001) - 2000
- [j14]Weifu Fang, Kazufumi Ito:
Weak solutions for diffusion-convection equations. Appl. Math. Lett. 13(3): 69-75 (2000) - [j13]Kazufumi Ito, Boris Rozovskii:
Approximation of the Kushner Equation for Nonlinear Filtering. SIAM J. Control. Optim. 38(3): 893-915 (2000) - [j12]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): 1909-1937 (2000) - [j11]Kazufumi Ito, Karl Kunisch:
Newton's Method for a Class of Weakly Singular Optimal Control Problems. SIAM J. Optim. 10(3): 896-916 (2000) - [j10]Kazufumi Ito, Kaiqi Xiong:
Gaussian filters for nonlinear filtering problems. IEEE Trans. Autom. Control. 45(5): 910-927 (2000) - [c2]Kazufumi Ito:
Gaussian filter for nonlinear filtering problems. CDC 2000: 1218-1223 - [c1]William M. McEneaney, Kazufumi Ito:
Stochastic games and inverse Lyapunov methods in air operations. CDC 2000: 2568-2573
1990 – 1999
- 1998
- [j9]Kazufumi Ito, Franz Kappel:
The Trotter-Kato theorem and approximation of PDEs. Math. Comput. 67(221): 21-44 (1998) - [j8]Kazufumi Ito, S. S. Ravindran:
Optimal Control of Thermally Convected Fluid Flows. SIAM J. Sci. Comput. 19(6): 1847-1869 (1998) - 1996
- [j7]Fariba Fahroo, Kazufumi Ito:
Optimum damping design for an abstract wave equation. Kybernetika 32(6): 557-574 (1996) - [j6]Kazufumi Ito, Karl Kunisch:
Augmented Lagrangian-SQP-Methods in Hilbert Spaces and Application to Control in the Coefficients Problems. SIAM J. Optim. 6(1): 96-125 (1996) - 1994
- [j5]Weifu Fang, Kazufumi Ito:
Reconstruction of Semiconductor Doping Profile from Laser-Beam-Induced Current Image. SIAM J. Appl. Math. 54(4): 1067-1082 (1994) - 1993
- [j4]Stavros N. Busenberg, Weifu Fang, Kazufumi Ito:
Modeling and Analysis of Laser-Beam-Induced Current Images in Semiconductors. SIAM J. Appl. Math. 53(1): 187-204 (1993) - 1992
- [j3]Kazufumi Ito, Karl Kunisch:
On the Choice of the Regularization Parameter in Nonlinear Inverse Problems. SIAM J. Optim. 2(3): 376-404 (1992) - 1991
- [j2]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): 884-910 (1991) - 1990
- [j1]Kazufumi Ito, Karl Kunisch:
The Augmented Lagrangian Method for Equality and Inequality Constraints in Hilbert Spaces. Math. Program. 46: 341-360 (1990)
Coauthor Index
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