Mr. David R. Twede Profile

David R. Twede

Systems Engineer at Lockheed Martin Missiles and Fire Control

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Publications (6)

Proceedings Article | 21 May 2015 Paper

A concept for hyperspectral imaging with compressive sampling and dictionary recovery

David Twede, Robert Muise

Proceedings Volume 9472, 94720A (2015) https://doi.org/10.1117/12.2177573

KEYWORDS: Staring arrays, Reconstruction algorithms, Associative arrays, Hyperspectral imaging, Multiplexing, Compressed sensing, Compressive imaging, Sensors, Computer programming, Algorithm development

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Proceedings Article | 13 June 2014 Paper

Local imaging from global measurements applied to selective-spectral imaging

Johann Veras, Robert Muise, David Twede

Proceedings Volume 9088, 90881B (2014) https://doi.org/10.1117/12.2049314

KEYWORDS: Point spread functions, Staring arrays, Signal to noise ratio, Convolution, Image restoration, Reconstruction algorithms, Deconvolution, Computer programming, Cameras, Multiplexing

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Proceedings Article | 7 January 2004 Paper

Biocompound detection through fluorescence excitation-emission matrix analysis

David Twede, Lee Sanders, Michael Wagner

Proceedings Volume 5159, (2004) https://doi.org/10.1117/12.506169

KEYWORDS: Luminescence, Absorption, Ultraviolet radiation, Biological research, Fluorescence spectroscopy, Molecules, Light scattering, Proteins, Binary data, Pollution control

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Proceedings Article | 7 January 2004 Paper

Refinement and generalization of the extension method of covariance matrix inversion by regularization for spectral filtering optimization

David Twede, Andreas Hayden

Proceedings Volume 5159, (2004) https://doi.org/10.1117/12.506993

KEYWORDS: Sensors, Optical filters, Detection and tracking algorithms, Data processing, Chemical elements, Diamond, Matrices, Vegetation, Signal detection, Detector arrays

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Proceedings Article | 8 November 2002 Paper

Observations on the relationship between eigenvalues, instrument noise, and detection performance

Andreas Hayden, David Twede

Proceedings Volume 4816, (2002) https://doi.org/10.1117/12.453777

KEYWORDS: Optical filters, Calibration, Digital filtering, Linear filtering, Matrices, Single mode fibers, Imaging systems, Sensors, Data processing, Distance measurement

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Proceedings Article | 2 August 1999 Paper

Detection of land mines with hyperspectral data

Arthur Kenton, Craig Schwartz, Robert Horvath, Jack Cederquist, Linnea Nooden, David Twede, James Nunez, James Wright, John Salisbury, Kurt Montavon

Proceedings Volume 3710, (1999) https://doi.org/10.1117/12.357010

KEYWORDS: Mining, Land mines, Sensors, Fourier transforms, Long wavelength infrared, Quartz, Vegetation, Statistical analysis, Single mode fibers, Soil science

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Showing 5 of 6 publications

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