Dr. Bernard R. Foy Profile

Dr. Bernard R. Foy

Member of Technical Staff

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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, David Graff, Nicholas Dallmann, Paul Stein, Manvendra Dubey

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

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

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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, James Theiler, Bernard Foy, Markus Hehlen, Christian Ward, Michael Caffrey, C. Glen Peterson, Ryan Hemphill, Manvendra Dubey, Steven Love

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

KEYWORDS: Hyperspectral imaging, Imaging systems, Satellites, Spatial resolution, 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: Target detection, Hyperspectral imaging, Detection and tracking algorithms, Sensors, Data processing, Solids, Algorithm development, Mahalanobis distance

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Proceedings Article | 7 May 2007 Paper

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

James Theiler, Bernard Foy, Andrew Fraser

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

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

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Proceedings Article | 4 May 2006 Paper

Nonlinear signal contamination effects for gaseous plume detection in hyperspectral imagery

James Theiler, Bernard Foy, Andrew Fraser

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

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

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Proceedings Article | 1 June 2005 Paper

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

James Theiler, Bernard Foy, Andrew Fraser

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

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

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Proceedings Article | 12 April 2004 Paper

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

Bernard Foy, James Theiler

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

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

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Proceedings Article | 5 August 2002 Paper

Advanced laser sensing receiver concepts based on FPA technology

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

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

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

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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, Tsutomu Shimada, Joseph Tiee

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

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

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Proceedings Article | 18 September 2001 Paper

Target characterization in 3D using infrared lidar

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

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

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

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Proceedings Article | 26 February 2001 Paper

Ground cover identification and mapping by CO2 lidar imaging

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

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

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

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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)

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

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

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

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

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

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

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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

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

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

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

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Showing 5 of 14 publications

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