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2016

Weight Adjusted Discontinuous Galerkin Methods: Curvilinear Meshes

J. Chan, R. J. Hewett, and T. Warburton,
submitted to the SIAM Journal on Scientific Computing.
[link] [pdf] [arxiv] [show abstract]

Weight Adjusted Discontinuous Galerkin Methods: Wave Propagation in Heterogeneous Media

J. Chan, R. J. Hewett, and T. Warburton,
submitted to the SIAM Journal on Scientific Computing.
[link] [pdf] [arxiv] [show abstract]

Reduced Storage Nodal Discontinuous Galerkin Methods on Semi-structured Prismatic Meshes

J. Chan, R. J. Hewett, Z. Wang, and T. Warburton,
submitted to Computers and Mathematics With Applications.
[link] [pdf] [arxiv] [show abstract]

2015

Optimized finite difference coefficients for the Helmholtz equation

M. N'Diaye, R. J. Hewett, A. Atle, and H .Calandra,
85th Annual Meeting, SEG, Expanded Abstracts, October, 2015.
[link] [pdf] [show abstract]

SunPy--Python for solar physics

The SunPy Community, S. J. Mumford, S. Christe, D. Pérez-Suárez, J. Ireland, A. Y. Shih, A. R. Inglis, S. Liedtke, R. J. Hewett , F. Mayer, K. Hughitt, N. Freij, T. Meszaros, S. M. Bennett, M. Malocha, J Evans, A. Agrawal, A. J. Leonard, T. P. Robitaille, B. Mampaey, J. I. Campos-Rozo, and M. S. Kirk,
Computational Science and Discovery, Volume 8, Issue 1, January, 2015.
[link] [pdf] [show abstract]

2014

Preconditioning the 2D Helmholtz equation with polarized traces

L. Zepeda-Núñez, R. J. Hewett, and L. Demanet,
84th Annual Meeting, SEG, Expanded Abstracts, October, 2014.
[link] [pdf] [show abstract]

2013

Time-stepping beyond CFL: a locally one-dimensional scheme for acoustic wave propagation

L. Zepeda-Núñez, R. J. Hewett, M. Rao, and L. Demanet,
83rd Annual Meeting, SEG, Expanded Abstracts, September, 2013.
[link] [pdf] [show abstract]

High-dimensional wave atoms and compression of seismic datasets

M. Leinonen, R. J. Hewett, X. Zhang, L. Ying, and L. Demanet,
83rd Annual Meeting, SEG, Expanded Abstracts, September, 2013.
[link] [pdf] [show abstract]

2012

A Phase Field Method for Tomographic Reconstruction from Limited Data

R. J. Hewett, I. H. Jermyn, M. T. Heath, and F. Kamalabadi,
Proceedings of the British Machine Vision Conference, pp. 120.1-120.11, August, 2012.
[link] [pdf] [show abstract]

Intercomparison of the LASCO-C2, SECCHI-COR1, SECCHI-COR2, and Mk4 Coronagraphs

R. A. Frazin, A. M. Vàsquez, W. T. Thompson, R. J. Hewett, P. Lamy, A. Llebaria, A. Vourlidas, and J. Burkpile,
Solar Physics, Volume 280, Issue 1, pp. 273-293, 2012.
[link] [pdf] [show abstract]

2010

A Robust Null Space Method for Linear Equality Constrained State Estimation

R. J. Hewett, M. T. Heath, M. D. Butala, and F. Kamalabadi,
IEEE Transactions on Image Processing, Volume 58, Issue 8, pp. 3961-3971, August, 2010.
[link] [pdf] [show abstract]

Dynamic Three-Dimensional Tomography of the Solar Corona

M. D. Butala, R. J. Hewett, R. A. Frazin, and F. Kamalabadi,
Solar Physics, Volume 262, Issue 2, pp. 495-509, February, 2010.
[link] [pdf] [show abstract]

2008

Multiresolution Analysis of Active Region Magnetic Structure and Its Correlation with the Mt. Wilson Classification and Flaring Activity

J. Ireland, C. A. Young, R. T. J. McAteer, C. Whelan, R. J. Hewett, and P. T. Gallagher,
Solar Physics, Volume 252, Issue 1, pp. 121-137, August, 2008.
[link] [pdf] [show abstract]

Multiscale Analysis of Turbulence in Active Regions Using Wavelets

R. J. Hewett, P. T. Gallagher, R. T. J. McAteer, C. A. Young, J. Ireland, P. A. Conlon, and K. Maguire,
Solar Physics, v. 248, no. 2, pp. 297-309, April, 2008.
[link] [pdf] [show abstract]

Multifractal Properties of Evolving Active Regions

P. A. Conlon, P. T. Gallagher, R. T. J. McAteer, J. Ireland, C. A. Young, P. Kestener, R. J. Hewett, and K. Maguire,
Solar Physics, Volume 248, Issue 2, pp. 311-322, April, 2008.
[link] [pdf] [show abstract]

IM Talking about Literacy: Instant Messaging in the Workplace

B. Hewett and R. J. Hewett,
in Handbook of Research on Virtual Workplaces and the New Nature of Business Practices. Eds: Kirk St. Amant and Pavel Zemliansky. Hershey, PA, USA: IGI Global, 2008.
[link] [pdf] [show abstract]

2007

Solar Activity Monitoring

P. T. Gallagher, R. T. J. McAteer, C. A. Young, J. Ireland, R. J. Hewett, and P. A. Conlon,
in Space Weather: Research Towards Applications in Europe. Ed: Jean Lilensten. Dordrecht, The Netherlands:
Springer, 2007.
[link] [pdf]