Jari A. Toivanen

Works (11)

Updated: July 5th, 2023 15:57
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2019 journal article

A PARALLEL DOMAIN DECOMPOSITION METHOD FOR THE HELMHOLTZ EQUATION IN LAYERED MEDIA

SIAM JOURNAL ON SCIENTIFIC COMPUTING, 41(5), C505–C521.

By: E. Heikkola, K. Ito* & J. Toivanen*

author keywords: Helmholtz equation; domain decomposition method; preconditioned iterative method; ultrasonic tomography; geological survey
Source: Web Of Science
Added: November 25, 2019

2009 journal article

LAGRANGE MULTIPLIER APPROACH WITH OPTIMIZED FINITE DIFFERENCE STENCILS FOR PRICING AMERICAN OPTIONS UNDER STOCHASTIC VOLATILITY

SIAM JOURNAL ON SCIENTIFIC COMPUTING, 31(4), 2646–2664.

By: K. Ito* & J. Toivanen*

author keywords: American option pricing; stochastic volatility model; linear complementarity problem; finite difference method; quadratic programming; multigrid method; Lagrange method; penalty method
Source: Web Of Science
Added: August 6, 2018

2008 journal article

A domain decomposition solver for acoustic scattering by elastic objects in layered media

JOURNAL OF COMPUTATIONAL PHYSICS, 227(19), 8685–8698.

By: K. Ito n, Z. Qiao n & J. Toivanen n

author keywords: fast Helmholtz solver; scattering from elastic targets; domain decomposition preconditioner
Source: Web Of Science
Added: August 6, 2018

2007 article

A fast iterative solver for scattering by elastic objects in layered media

APPLIED NUMERICAL MATHEMATICS, Vol. 57, pp. 811–820.

By: K. Ito n & J. Toivanen n

Source: Web Of Science
Added: August 6, 2018

2007 journal article

An adaptive evolutionary algorithm with intelligent mutation local searchers for designing multidrug therapies for HIV

APPLIED INTELLIGENCE, 27(3), 219–235.

By: F. Neri *, J. Toivanen* & R. Makinen*

Source: Web Of Science
Added: August 6, 2018

2007 journal article

Solution of time-independent Schrodinger equation by the imaginary time propagation method

JOURNAL OF COMPUTATIONAL PHYSICS, 221(1), 148–157.

By: L. Lehtovaara*, J. Toivanen n & J. Eloranta*

author keywords: imaginary time propagation; Schrodinger equation; Lanczos method; operator-splitting
Source: Web Of Science
Added: August 6, 2018

2006 journal article

A state-dependent Riccati equation-based estimator approach for HIV feedback control

OPTIMAL CONTROL APPLICATIONS & METHODS, 27(2), 93–121.

By: H. Banks n, H. Kwon *, J. Toivanen n & H. Tran n 

author keywords: multidrug therapies; feedback control; estimator; HIV model; SDRE
Sources: Web Of Science, ORCID
Added: August 6, 2018

2006 journal article

Determination of interrogating frequencies to maximize electromagnetic backscatter from objects with material coatings

Communications in Computational Physics, 1(2), 362–382.

By: H. Banks, K. Ito & J. Toivanen

Source: NC State University Libraries
Added: August 6, 2018

2006 journal article

Material surface design to counter electromagnetic interrogation of targets

SIAM JOURNAL ON APPLIED MATHEMATICS, 66(3), 1027–1049.

By: H. Banks*, K. Ito*, G. Kepler* & J. Toivanen*

author keywords: electromagnetic; inverse scattering; attenuation
Source: Web Of Science
Added: August 6, 2018

2006 journal article

Preconditioned iterative methods on sparse subspaces

APPLIED MATHEMATICS LETTERS, 19(11), 1191–1197.

By: K. Ito n & J. Toivanen n

author keywords: subspace iteration; preconditioning; Krylov subspace method; domain decomposition method; fictitious domain method; interface problem
Source: Web Of Science
Added: August 6, 2018

2005 journal article

A multigrid preconditioner and automatic differentiation for non-equilibrium radiation diffusion problems

JOURNAL OF COMPUTATIONAL PHYSICS, 207(1), 354–374.

By: R. Glowinski* & J. Toivanen n

author keywords: non-equilibrium radiation diffusion; multigrid method; preconditioning; Newton-Krylov method; automatic differentiation
Source: Web Of Science
Added: August 6, 2018