Dr. Bernard R. Foy Profile

Dr. Bernard R. Foy

Member of Technical Staff

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Author

Publications (14)

Proceedings Article | 2 August 2021 Presentation + Paper

NACHOS, a CubeSat-based high-resolution UV-Visible hyperspectral imager for remote sensing of trace gases: system overview and science objectives

Steven Love, Logan Ott, Kirk Post, Magdalena Dale, Claira Safi, Kerry Boyd, Hannah Mohr, Christian Ward, Michael Caffrey, James Theiler, Bernard Foy, Markus Hehlen, Charles Glen Peterson, Ryan Hemphill, James Wren, Arthur Guthrie, Nicholas Dallmann, Paul Stein, Manvendra Dubey, David Graff

Proceedings Volume 11832, 118320E (2021) https://doi.org/10.1117/12.2594336

KEYWORDS: Satellites, Charge-coupled devices, Hyperspectral imaging, Imaging systems, Gases, Mirrors, Spatial resolution, Diffraction gratings, Spectroscopy, Calibration, Passive remote sensing, Optical gas detection

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Proceedings Article | 2 August 2021 Presentation + Paper

The NACHOS CubeSat-based hyperspectral imager: laboratory and field performance characterization

Kirk Post, Logan Ott, Magdalena Dale, Claira Safi, Kerry Boyd, Hannah Mohr, Bernard Foy, Christian Ward, Michael Caffrey, C. Glen Peterson, Markus Hehlen, Ryan Hemphill, Manvendra Dubey, Steven Love, James Theiler

Proceedings Volume 11832, 118320F (2021) https://doi.org/10.1117/12.2594686

KEYWORDS: Hyperspectral imaging, Spatial resolution, Satellites, Imaging systems, Earth sciences

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Proceedings Article | 8 May 2018 Presentation + Paper

Onboard CubeSat data processing for hyperspectral detection of chemical plumes

James Theiler, Bernard Foy, Claira Safi, Steven Love

Proceedings Volume 10644, 1064405 (2018) https://doi.org/10.1117/12.2305278

KEYWORDS: Mahalanobis distance, Sensors, Hyperspectral imaging, Detection and tracking algorithms, Target detection, Data processing, Solids, Algorithm development

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Proceedings Article | 7 May 2007 Paper

Beyond the adaptive matched filter: nonlinear detectors for weak signals in high-dimensional clutter

Bernard Foy, Andrew Fraser, James Theiler

Proceedings Volume 6565, 656503 (2007) https://doi.org/10.1117/12.719952

KEYWORDS: Sensors, Signal detection, Electronic filtering, Digital filtering, Nonlinear filtering, Data modeling, Target detection, Linear filtering, Gaussian filters, Nonlinear optics

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Proceedings Article | 4 May 2006 Paper

Nonlinear signal contamination effects for gaseous plume detection in hyperspectral imagery

James Theiler, Andrew Fraser, Bernard Foy

Proceedings Volume 6233, 62331U (2006) https://doi.org/10.1117/12.665608

KEYWORDS: Contamination, Signal detection, Image filtering, Absorption, Hyperspectral imaging, Electronic filtering, Nonlinear filtering, Digital filtering, Sensors, Linear filtering

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Proceedings Article | 1 June 2005 Paper

Characterizing non-Gaussian clutter and detecting weak gaseous plumes in hyperspectral imagery

James Theiler, Andrew Fraser, Bernard Foy

Proceedings Volume 5806, (2005) https://doi.org/10.1117/12.604075

KEYWORDS: Sensors, Mahalanobis distance, Hyperspectral imaging, Signal detection, Data modeling, Nonlinear filtering, Linear filtering, Gaussian filters, Atmospheric physics, Expectation maximization algorithms

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Proceedings Article | 12 April 2004 Paper

Scene analysis and detection in thermal infrared remote sensing using independent component analysis

James Theiler, Bernard Foy

Proceedings Volume 5439, (2004) https://doi.org/10.1117/12.542442

KEYWORDS: Independent component analysis, Remote sensing, Thermography, Infrared radiation, Chemical analysis, Infrared detectors, Infrared sensors, Infrared imaging, Computer simulations

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Proceedings Article | 5 August 2002 Paper

Advanced laser sensing receiver concepts based on FPA technology

George Renda, Phillip Jacobson, L. John Jolin, Bernard Foy, John Lowrance, Roger Petrin

Proceedings Volume 4721, (2002) https://doi.org/10.1117/12.478859

KEYWORDS: Sensors, Staring arrays, Receivers, Laser applications, Signal detection, LIDAR, Detector arrays, Remote sensing, Laser development, Heterodyning

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Proceedings Article | 24 June 2002 Paper

Comparisons between hyperspectral passive and multispectral active sensor measurements

Bernard Foy, Roger Petrin, Charles Quick, Joseph Tiee, Tsutomu Shimada

Proceedings Volume 4722, (2002) https://doi.org/10.1117/12.472253

KEYWORDS: Reflectivity, LIDAR, Passive sensors, Sensors, Active sensors, Atmospheric sensing, Absorption, Black bodies, Aluminum, Spectroscopy

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Proceedings Article | 18 September 2001 Paper

Target characterization in 3D using infrared lidar

Carl Wilson, Bernard Foy, Joseph Tiee, Roger Petrin, Brian McVey

Proceedings Volume 4370, (2001) https://doi.org/10.1117/12.440075

KEYWORDS: LIDAR, Gas lasers, Vegetation, Reflectivity, Speckle, 3D acquisition, Infrared radiation, Carbon monoxide, Infrared signatures, Photography

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Proceedings Article | 26 February 2001 Paper

Ground cover identification and mapping by CO2 lidar imaging

Brian McVey, Roger Petrin, Joseph Tiee, Bernard Foy, Carl Wilson

Proceedings Volume 4205, (2001) https://doi.org/10.1117/12.417454

KEYWORDS: LIDAR, Gas lasers, Vegetation, Reflectivity, Speckle, Aluminum, Carbon monoxide, Mirrors, Photography, Sensors

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Proceedings Article | 5 October 1999 Paper

Huygens-Fresnel wave-optics simulation of atmospheric optical turbulence and reflective speckle in CO2 differential absorption lidar (DIAL)

Mark Schmitt, Edward MacKerrow, Aaron Koskelo, Brian McVey, Michael Whitehead, Roger Petrin, L. John Jolin, Frank Archuleta, William Porch, Douglas Nelson, Bernard Foy, Joseph Tiee, Charles Fite, Charles Quick, Donald Walters

Proceedings Volume 3763, (1999) https://doi.org/10.1117/12.363616

KEYWORDS: Turbulence, Atmospheric propagation, Speckle, Atmospheric optics, LIDAR, Optical turbulence, Reflectivity, Receivers, Atmospheric modeling, Wave propagation

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Proceedings Article | 3 August 1999 Paper

Huygens-Fresnel wave-optics simulation of atmospheric optical turbulence and reflective speckle in CO2 differential absorption lidar (DIAL)

Douglas Nelson, Aaron Koskelo, Frank Archuleta, Brian McVey, Donald Walters, Charles Fite, Roger Petrin, Charles Quick, William Porch, Michael Whitehead, Mark Schmitt, Edward MacKerrow, Joseph Tiee, Bernard Foy

Proceedings Volume 3706, (1999) https://doi.org/10.1117/12.356949

KEYWORDS: Turbulence, Speckle, Atmospheric propagation, LIDAR, Reflectivity, Atmospheric optics, Wave propagation, Optical turbulence, Optical simulations, Beam propagation method

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Proceedings Article | 31 October 1997 Paper

Development of frequency-agile high-repetition-rate CO2 DIAL systems for long range chemical remote sensing

Michael Whitehead, John Quagliano, Bryan Laubscher, Joseph Tiee, Robert Nemzek, Aaron Koskelo, Bernard Foy, Roger Petrin, Patrick Schafstall, Brian McVey, Charles Fite, L. John Jolin, Robert Sander, Douglas Nelson, Charles Quick, Donald Mietz, Edward MacKerrow

Proceedings Volume 3127, (1997) https://doi.org/10.1117/12.283907

KEYWORDS: Absorption, Carbon dioxide, Speckle, LIDAR, Carbon dioxide lasers, Turbulence, Target detection, Chemical analysis, Pulsed laser operation, Atmospheric propagation

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Showing 5 of 14 publications

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