Center for Research in Scientific Computation

Works Published in 2004

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Displaying works 1 - 20 of 26 in total

Sorted by most recent date added to the index first, which may not be the same as publication date order.

2004 conference paper

From Concept to Real-time Implementation: POD Based Reduced Order Control of a Cantilever Beam

In B. De Moor, B. Motmans, J. Willems, P. Van Dooren, & V. Blondel (Eds.), Proceedings of the 16th International Symposium on Mathematical Theory of Networks and Systems (MTNS 2004).

By: H. Tran & B. Lewis

Ed(s): B. De Moor, B. Motmans, J. Willems, P. Van Dooren & V. Blondel

Event: 16th International Symposium on Mathematical Theory of Networks and Systems(MTNS 2004) at Catholic University of Leuven (K.U.Leuven-Belgium) on July 5-9, 2004

Source: NC State University Libraries
Added: January 11, 2021

2004 journal article

Well-posedness for a nonsmooth acoustic system

Applied Mathematics Letters, 17(3), 317–322.

By: H. Banks n & J. Raye n

author keywords: well-posedness; wave equations; acoustics
TL;DR: An acoustic wave system with discontinuous coefficients and nonsmooth inputs is considered and existence, uniqueness, and continuous dependence on input data of weak solutions are established. (via Semantic Scholar)
Source: Crossref
Added: February 24, 2020

2004 journal article

Modeling Cerebral Blood Flow Control During Posture Change from Sitting to Standing

Cardiovascular Engineering, 4(1), 47–58.

By: M. Olufsen n, H. Tran n & J. Ottesen*

TL;DR: A mathematical model is presented that can predict blood flow and pressure during posture change from sitting to standing and uses a compartmental approach to describe pulsatile blood flow velocity and pressure in a number of compartments representing the systemic circulation. (via Semantic Scholar)
UN Sustainable Development Goal Categories
3. Good Health and Well-being (OpenAlex)
Sources: Crossref, ORCID
Added: January 5, 2020

2004 journal article

On wavelet-based numerical homogenization

Multiscale Model. Simul., 3(1), 65–88.

By: A. Chertock n & D. Levy

author keywords: numerical homogenization; wavelets; Helmholtz equation
TL;DR: This work shows how to improve the efficiency of this numerical homogenization method by choosing a different compact representation of the homogenized operator, and suggests an approach for obtaining a sparse representation that is significantly simpler than the alternative sparse representations. (via Semantic Scholar)
Source: ORCID
Added: September 8, 2019

2004 journal article

On the application of lacunae-based methods to Maxwell's equations

Journal of Computational Physics, 199(1), 126–149.

By: S. Tsynkov n

author keywords: electromagnetic waves; continuity equation; solenoidal currents; partition of unity; unsteady propagation; unbounded domains; truncation; finite computational domain; sharp aft fronts; Huygens' principle; non-deteriorating method; long-term numerical integration
Sources: ORCID, Crossref
Added: September 6, 2019

2004 conference paper

Parallel Solution of the {Wigner-Poisson} Equations for {RTDs}

In Q. Qingping (Ed.), 2004 International Symposium on Distributed Computing and Applications to Business, Engineering and Science (pp. 672–676). Wuhan, China: Hubei Science and Technology Press.

By: M. Lasater, C. Kelley, A. Salinger, D. Woolard & P. Zhao

Ed(s): Q. Qingping

Event: at Wuhan, China

Source: ORCID
Added: August 29, 2019

2004 conference paper

Simulation of Nondifferentiable Models for Groundwater Flow and Transport

In C. T. Miller, M. W. Farthing, W. G. Gray, & G. F. Pinter (Eds.), Proceedings of Computational Methods in Water Resources XV (pp. 939–952). Amsterdam: Elsevier.

By: C. Kelley, K. Fowler & C. Kees

Ed(s): C. Miller, M. Farthing, W. Gray & G. Pinter

Event: at Amsterdam

Source: ORCID
Added: August 29, 2019

2004 article

Implicit Filtering Revisited

By: A. Conn, C. Kelley, K. Scheinberg & L. Vicente

Source: ORCID
Added: August 29, 2019

2004 conference paper

Enhancement of Numerical Computations of the {W}igner-{P}oisson Equations for Application to the Simulation of {TH}z-Frequency {RTD} Oscillators

In J. O. Jensen & J.-M. Theriault (Eds.), Proceedings of SPIE: Chemical and Biological Standoff Detection II Volume 5584, paper number 07 (pp. 42–51).

By: M. Lasater, C. Kelley, A. Salinger, D. Woolard & P. Zhao

Ed(s): J. Jensen & J. Theriault

Event: North Carolina State University, Center for Research in Scientific Computation

Source: ORCID
Added: August 29, 2019

2004 conference paper

A Hydraulic Capture Application for Optimal Remeidation Design

In C. T. Miller, M. W. Farthing, W. G. Gray, & G. F. Pinter (Eds.), Proceedings of Computational Methods in Water Resources XV (pp. 1149–1158). Amsterdam: Elsevier.

By: K. Fowler, C. Kelley, C. Kees & C. Miller

Ed(s): C. Miller, M. Farthing, W. Gray & G. Pinter

Event: at Amsterdam

Source: ORCID
Added: August 29, 2019

2004 journal article

A Fast Algorithm for the {Ornstein-Zernike} Equations

J. Comp. Phys., 197, 491–591.

By: C. Kelley & B. Pettitt

Source: ORCID
Added: August 29, 2019

2004 journal article

Modeling and optimal regulation of erythropoiesis subject to benzene intoxication

MATHEMATICAL BIOSCIENCES AND ENGINEERING, 1(1), 15–48.

By: H. Banks n, C. Cole*, P. Schlosser n & H. Tran n

author keywords: hematopoiesis; age-structured model; existence and uniqueness; optimal control
TL;DR: This investigation proved the existence and uniqueness of the solution of the system of coupled partial and ordinary differential equations, formulated an optimal control problem for the control of erythropoiesis and performed numerical simulations to compare the performance of the optimal feedback law and another feedback function based on the Hill function. (via Semantic Scholar)
UN Sustainable Development Goal Categories
3. Good Health and Well-being (Web of Science; OpenAlex)
Sources: Web Of Science, ORCID
Added: August 6, 2018

2004 journal article

Dynamic multidrug therapies for HIV: Optimal and STI control approaches

Mathematical Biosciences and Engineering, 1(2), 223–241.

By: B. Adams n, H. Banks*, H. Kwon* & H. Tran n

TL;DR: A dynamic mathematical model is formulated that describes the interaction of the immune system with the human immunodeficiency virus and that permits drug "cocktail" therapies and supports a scenario in which STI therapies can lead to long-term control of HIV by the immune response system after discontinuation of therapy. (via Semantic Scholar)
UN Sustainable Development Goal Categories
3. Good Health and Well-being (OpenAlex)
Sources: NC State University Libraries, ORCID
Added: August 6, 2018

2004 journal article

On the application of lacunae-based methods to Maxwell's equations

Journal of Computational Physics, 199(1), 126–149.

By: S. Tsynkov

Sources: NC State University Libraries, ORCID
Added: August 6, 2018

2004 journal article

Approximate solution of singular integro-differential equations by reduction over Faber-Laurent polynomials

DIFFERENTIAL EQUATIONS, 40(12), 1764–1769.

By: V. Zolotarevskii n, Z. Li n & I. Caraus n

Sources: Web Of Science, ORCID
Added: August 6, 2018

2004 journal article

Solution of a well-field design problem with implicit filtering

OPTIMIZATION AND ENGINEERING, 5(2), 207–234.

By: K. Fowler, C. Kelley n, C. Miller*, C. Kees n, R. Darwin n, J. Reese n, M. Farthing*, M. Reed

author keywords: implicit filtering; well field design; groundwater flow and transport
TL;DR: This work solves a subset of community test problems from this application field using MODFLOW, a standard groundwater flow model, and IFFCO, an implicit filtering algorithm that was designed to solve problems similar to those of focus in this work. (via Semantic Scholar)
UN Sustainable Development Goal Categories
6. Clean Water and Sanitation (OpenAlex)
Sources: Web Of Science, ORCID
Added: August 6, 2018

2004 journal article

Probabilistic methods for addressing uncertainty and variability in biological models: application to a toxicokinetic model

MATHEMATICAL BIOSCIENCES, 192(2), 193–225.

By: H. Banks n & L. Potter*

author keywords: parameter estimation; biological modeling; population variability; model uncertainty; toxicokinetics; trichloroethylene
MeSH headings : Animals; Environmental Pollutants / pharmacokinetics; Environmental Pollutants / toxicity; Humans; Mathematics; Models, Biological; Models, Statistical; Pharmacokinetics; Trichloroethylene / pharmacokinetics; Trichloroethylene / toxicity
TL;DR: Comparison with results obtained using a standard, deterministic parameter estimation method suggests that the probabilistic methods are better able to capture population variability and uncertainty in model parameters. (via Semantic Scholar)
Source: Web Of Science
Added: August 6, 2018

2004 journal article

Existence-uniqueness and monotone approximation for an erythropoiesis age-structured model

JOURNAL OF MATHEMATICAL ANALYSIS AND APPLICATIONS, 289(2), 530–544.

By: A. Ackleh*, K. Deng*, C. Cole* & H. Tran n

author keywords: erythropoiesis; age-structured model; monotone approximation; existence uniqueness
UN Sustainable Development Goal Categories
Sources: Web Of Science, ORCID
Added: August 6, 2018

2004 journal article

Design of an electron gun using computer optimization

IEEE TRANSACTIONS ON PLASMA SCIENCE, 32(3), 1242–1250.

author keywords: cathode shape optimization; electron gun; optimal shape design; optimization techniques
TL;DR: The methods of shape optimization are used to design the cathode of an electron gun and the dynamical equations modeling the electron particle path as well as the generalized shape optimization problem will be presented. (via Semantic Scholar)
Sources: Web Of Science, ORCID
Added: August 6, 2018

2004 journal article

An immersed finite element space and its approximation capability

Numerical Methods for Partial Differential Equations, 20(3), 338–367.

By: Z. Li n, T. Lin*, Y. Lin* & R. Rogers*

author keywords: interface problems; immersed interface; finite element; error estimates
Sources: Web Of Science, ORCID, Crossref
Added: August 6, 2018

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