Dr. David H. Chambers Profile

Dr. David H. Chambers

at Lawrence Livermore National Lab

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Author

Publications (9)

Proceedings Article | 1 September 2009 Paper

Signal and image processing research at the Lawrence Livermore National Laboratory

James Candy, Lisa Poyneer, Laura Kegelmeyer, David Chambers, Carmen Carrano, Randy Roberts

Proceedings Volume 7442, 744207 (2009) https://doi.org/10.1117/12.830916

KEYWORDS: Adaptive optics, Signal processing, Image processing, Imaging systems, National Ignition Facility, Point spread functions, Gemini Planet Imager, Spatial frequencies, Inspection, Atmospheric modeling

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Proceedings Article | 24 September 2007 Paper

A Bayesian sequential processor approach to spectroscopic portal system decisions

B. Guidry, J. Candy, D. Chambers, T. Gosnell, D. Manatt, K. Sale, E. Breitfeller

Proceedings Volume 6707, 67070P (2007) https://doi.org/10.1117/12.739137

KEYWORDS: Sensors, Signal processing, Deconvolution, Model-based design, Physics, Pulse shaping, Data modeling, Photons, Composites, Mathematical modeling

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Proceedings Article | 11 April 2002 Paper

Ultrasound imaging using diffraction tomography in a cylindrical geometry

Peter Littrup, David Chambers

Proceedings Volume 4687, (2002) https://doi.org/10.1117/12.462181

KEYWORDS: Tissues, Breast, Acoustics, Ultrasonography, Signal attenuation, Tomography, Diffraction, Imaging systems, Image resolution, Scattering

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Proceedings Article | 11 April 2002 Paper

Comparison of ultrasound tomography methods in circular geometry

Steven Johnson, Steve Azevedo, David Chambers, Hugo Bertete-Aguirre, Nebojsa Duric, Peter Littrup, Jeffrey Mast, Frank Wuebbeling, Richard Leach, James Berryman

Proceedings Volume 4687, (2002) https://doi.org/10.1117/12.462173

KEYWORDS: Tissues, Reconstruction algorithms, Ultrasonography, Breast, Tomography, CT reconstruction, Image resolution, Transducers, Algorithm development, Image quality

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Proceedings Article | 11 April 2002 Paper

Characterizing tissue with acoustic parameters derived from ultrasound data

David Chambers, Peter Littrup, Earle Holsapple, Jeffrey Mast, Thomas Moore, Richard Leach, Nebojsa Duric, Steve Azevedo, James Candy

Proceedings Volume 4687, (2002) https://doi.org/10.1117/12.462172

KEYWORDS: Tissues, Breast, Ultrasonography, Signal attenuation, Acoustics, Reflectivity, Scattering, Reconstruction algorithms, Scanners, Algorithm development

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Proceedings Article | 11 April 2002 Paper

Using data fusion to characterize breast tissue

David Chambers, Nebojsa Duric, Steve Azevedo, Thomas Moore, Earle Holsapple, Richard Leach, James Candy, Jeffrey Mast, Peter Littrup

Proceedings Volume 4687, (2002) https://doi.org/10.1117/12.462167

KEYWORDS: Tissues, Breast, X-rays, Ultrasonography, Reflectivity, X-ray imaging, Absorption, Data fusion, X-ray computed tomography, Image fusion

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Proceedings Article | 15 October 1999 Paper

Spectral partitioning in diffraction tomography

Sean Lehman, David Chambers, James Candy

Proceedings Volume 3752, (1999) https://doi.org/10.1117/12.365713

KEYWORDS: Diffraction, Tomography, Near field, Convolution, Fourier transforms, Scattering, Reconstruction algorithms, Land mines, Wave propagation, Scatter measurement

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Proceedings Article | 1 May 1990 Paper

Turbulent mixing effects in models of thermal blooming

Thomas Karr, David Chambers, James Viecelli

Proceedings Volume 1221, (1990) https://doi.org/10.1117/12.18344

KEYWORDS: Atmospheric propagation, Thermal blooming, Laser beam propagation, 3D modeling, Atmospheric modeling, Thermal modeling, Turbulence, Scintillation, Earth's atmosphere, Refractive index

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Proceedings Article | 1 May 1990 Paper

Linear theory of thermal blooming in turbulence

James Morris, David Chambers, James Viecelli, Thomas Karr, P. Cramer, A. Gautesen

Proceedings Volume 1221, (1990) https://doi.org/10.1117/12.18329

KEYWORDS: Atmospheric propagation, Turbulence, Laser beam propagation, Thermal blooming, Wave propagation, Phase compensation, Earth's atmosphere, Refractive index, Wind energy, Absorption

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Showing 5 of 9 publications

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