Dr. Terrence H. Hemmer Profile

Dr. Terrence H. Hemmer

Spectral Scientist

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Publications (5)

Proceedings Article | 2 August 2002 Paper

Application of multiresolution multidimensional clustering of hyperspectral data using the watershed algorithm

Terrence Hemmer, Gerard Jellison, Darryl Wilson

Proceedings Volume 4725, (2002) https://doi.org/10.1117/12.478762

KEYWORDS: Radiometric resolution, Algorithm development, Hyperspectral imaging, Image resolution, Vegetation, Spectral resolution, Data centers, Remote sensing, Statistical modeling, Systems modeling

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Proceedings Article | 2 August 2002 Paper

Development of a watershed algorithm for multiresolution multidimensional clustering of hyperspectral data

Gerard Jellison, Terrence Hemmer, Darryl Wilson

Proceedings Volume 4725, (2002) https://doi.org/10.1117/12.478761

KEYWORDS: Radiometric resolution, Algorithm development, Image resolution, Image segmentation, Visualization, Hyperspectral imaging, Sensors, Information operations, Data centers, Roads

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Proceedings Article | 20 August 2001 Paper

Effects of temporally changing sources on Fourier transform spectrometers

Herbert Mitchell, Terrence Hemmer, Paul Lewis, Carl Salvaggio

Proceedings Volume 4381, (2001) https://doi.org/10.1117/12.437043

KEYWORDS: Sensors, Fourier transforms, Clouds, Mirrors, Spectrometers, Detector arrays, Particles, Long wavelength infrared, Mie scattering, Calibration

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Proceedings Article | 23 August 2000 Paper

Lessons learned in the postprocessing of field spectroradiometric data covering the 0.4-2.5-um wavelength region

Terrence Hemmer, Todd Westphal

Proceedings Volume 4049, (2000) https://doi.org/10.1117/12.410347

KEYWORDS: Spectroscopy, Sensors, Reflectivity, Calibration, Data processing, Clouds, Indium gallium arsenide, Polonium, Data centers, Quality measurement

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Proceedings Article | 17 June 1996 Paper

Toward automation of the extraction of lines of communication from multispectral images using a spatiospectral extraction technique

Terrence Hemmer

Proceedings Volume 2758, (1996) https://doi.org/10.1117/12.243208

KEYWORDS: Lab on a chip, Multispectral imaging, Reflectivity, Landsat, Image processing, Image segmentation, Image processing algorithms and systems, Sensors, Roads, Earth observing sensors

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