Dr. Julia M. Craven Profile

Dr. Julia M. Craven

Director of Engineering at CVI Laser Optics

SPIE Involvement:

Financial Advisory Committee | Editor | Author

Publications (21)

Proceedings Article | 17 May 2019 Presentation + Paper

Hyperspectral vegetation identification at a legacy underground nuclear explosion test site

Brian Redman, John van der Laan, Dylan Anderson, Julia Craven, Elizabeth Miller, Adam Collins, Erika Swanson, Emily Schultz-Fellenz

Proceedings Volume 11010, 110100R (2019) https://doi.org/10.1117/12.2519957

KEYWORDS: Vegetation, Hyperspectral imaging, Image segmentation, Spatial resolution, Machine learning, Reflectivity, Principal component analysis, Defense and security

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Proceedings Article | 17 May 2019 Open Access

Spectral and polarimetric remote sensing for CBRNE applications

Dylan Anderson, Leah Appelhans, Charles LaCasse, Steve Vigil, Robert Dzur, Trevor Briggs, Elizabeth Miller, Emily Schultz-Fellenz, Julia Craven

Proceedings Volume 11010, 110100P (2019) https://doi.org/10.1117/12.2521098

KEYWORDS: RGB color model, Polarimetry, Polarization, Remote sensing, Weapons of mass destruction, Bidirectional reflectance transmission function, Computer aided design, Reflectivity, Long wavelength infrared, Sensors

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Proceedings Article | 14 May 2018 Presentation

Long wave infrared spectropolarimetric directional reflectometer (Conference Presentation)

Charles LaCasse, Kyle Fuerschbach, Julia Craven, Jacob Segal, John van der Laan, Jeremy Wright, Steven Grover, Jessica Pehr, Thomas Reichardt, Thomas Kulp

Proceedings Volume 10655, 106550F (2018) https://doi.org/10.1117/12.2309701

KEYWORDS: Infrared spectroscopy, Long wavelength infrared, Infrared radiation, Reflectometry, Instrument modeling, Calibration, Measurement devices, Sensors, Bidirectional reflectance transmission function, FT-IR spectroscopy

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Proceedings Article | 14 May 2018 Paper

Using unmanned aerial systems to collect hyperspectral imagery and digital elevation models at a legacy underground nuclear explosion test site

Dylan Anderson, Julia Craven, Robert Dzur, Trevor Briggs, Dennis Lee, Elizabeth Miller, Emily Schultz-Fellenz, Steven Vigil

Proceedings Volume 10656, 1065605 (2018) https://doi.org/10.1117/12.2304860

KEYWORDS: LIDAR, Hyperspectral imaging, Photogrammetry, Image processing, Imaging systems

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SPIE Journal Paper | 20 October 2017

Field deployable pushbroom hyperspectral imaging polarimeter

Michael Kudenov, Mariano Lowenstern, Julia Craven, Charles LaCasse

OE, Vol. 56, Issue 10, 103107, (October 2017) https://doi.org/10.1117/12.10.1117/1.OE.56.10.103107

KEYWORDS: Polarimetry, Hyperspectral imaging, Reflectivity, Polarization, Sensors, Calibration, Wave plates, Prisms, Optical engineering, Aspheric lenses

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Proceedings Article | 7 September 2017 Presentation + Paper

Compressed channeled linear imaging polarimetry

Dennis Lee, Charles LaCasse, Julia Craven

Proceedings Volume 10407, 104070D (2017) https://doi.org/10.1117/12.2275388

KEYWORDS: Polarimetry, Remote sensing, Modulation, Fourier transforms, Optical filters, Polarization

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Proceedings Article | 17 May 2016 Paper

Ideal system morphology and reflectivity measurements for radiative-transfer model development and validation

T. Kulp, R. Sommers, K. Krafcik, B. Mills, T. Reichardt, J. Dorrance, C. LaCasse, K. Fuerschbach, J. Craven

Proceedings Volume 9840, 98400H (2016) https://doi.org/10.1117/12.2224637

KEYWORDS: Reflectivity, Solids, Solid modeling, Particles, Systems modeling, Scattering, Atmospheric modeling, Silica, Data modeling, Birefringence

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Proceedings Article | 4 May 2016 Paper

Channeled spectropolarimetry using iterative reconstruction

Dennis Lee, Charles LaCasse, Julia Craven

Proceedings Volume 9853, 98530V (2016) https://doi.org/10.1117/12.2225172

KEYWORDS: Polarization, Mathematical modeling, Fourier transforms, Spectroscopy, Wave plates, Reconstruction algorithms, Polarimetry, Spectrometers, FT-IR spectroscopy, Imaging spectroscopy

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Proceedings Article | 4 May 2016 Paper

Maximum bandwidth snapshot channeled imaging polarimeter with polarization gratings

Charles LaCasse, Brian Redman, Michael Kudenov, Julia Craven

Proceedings Volume 9853, 98530U (2016) https://doi.org/10.1117/12.2228561

KEYWORDS: Polarimetry, Polarization, Modulation, Staring arrays, Polarizers, Signal attenuation, Sensors, Interference (communication), Fourier transforms, Computer simulations

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Proceedings Article | 1 September 2015 Paper

A polarization system for persistent chemical detection

Julia Craven-Jones, Leah Appelhans, Eric Couphos, Todd Embree, Patrick Finnegan, Dennis Goldstein, David Karelitz, Charles LaCasse, Ting Luk, Adoum Mahamat, Lee Massey, Anthony Tanbakuchi, Cody Washburn, Steven Vigil

Proceedings Volume 9613, 96130B (2015) https://doi.org/10.1117/12.2188718

KEYWORDS: Polarization, Polarimetry, Signal to noise ratio, Prototyping, Sensors, Chemical analysis, Humidity, Chemical detection, Coating, Titanium dioxide

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Proceedings Article | 21 May 2014 Paper

Phase error in Fourier transform spectrometers employing polarization interferometers

Yifan Wang, Michael Kudenov, Julia Craven-Jones

Proceedings Volume 9099, 90990K (2014) https://doi.org/10.1117/12.2051037

KEYWORDS: Interferometers, Fourier transforms, Spectrometers, Prisms, Error analysis, Polarization, Bismuth, Objectives, Staring arrays, Infrared imaging

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Proceedings Article | 21 May 2014 Paper

An overview of polarimetric sensing techniques and technology with applications to different research fields

Frans Snik, Julia Craven-Jones, Michael Escuti, Silvano Fineschi, David Harrington, Antonello De Martino, Dimitri Mawet, Jérôme Riedi, J. Scott Tyo

Proceedings Volume 9099, 90990B (2014) https://doi.org/10.1117/12.2053245

KEYWORDS: Polarimetry, Polarization, Modulation, Calibration, Astronomy, Wave plates, Signal detection, Polarizers, Sensors, Remote sensing

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Proceedings Article | 27 September 2013 Paper

Thermally stable imaging channeled spectropolarimetry

Julia Craven-Jones, Brandyn Way, Jeff Hunt, Michael Kudenov, Jeffrey Mercier

Proceedings Volume 8873, 88730J (2013) https://doi.org/10.1117/12.2024112

KEYWORDS: Wave plates, Ferroelectric materials, Temperature metrology, Polarization, Crystals, Modulation, Imaging systems, Calibration, Spectrometers, Short wave infrared radiation

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Proceedings Article | 5 March 2013 Paper

Flexible conductive polymer polarizer designed for a chemical tag

C. Washburn, J. Jones, S. Vigil, P. Finnegan, R. Boye, J. Hunker, D. Scrymgeour, S. Dirk, B. Hance, J. Strong, L. Massey, M. Brumbach

Proceedings Volume 8613, 861312 (2013) https://doi.org/10.1117/12.2005247

KEYWORDS: Polymers, Silicon, Fluorine, Polarizers, Polarization, Composites, Etching, Deep reactive ion etching, Semiconducting wafers, Titanium dioxide

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SPIE Journal Paper | 19 April 2012

Faceted grating prism for a computed tomographic imaging spectrometer

Michael Kudenov, Julia Craven-Jones, Corrie Vandervlugt, Eustace Dereniak, Riley Aumiller

OE, Vol. 51, Issue 4, 044002, (April 2012) https://doi.org/10.1117/12.10.1117/1.OE.51.4.044002

KEYWORDS: Prisms, Staring arrays, Diffraction gratings, Spectroscopy, Calibration, Point spread functions, Modulation transfer functions, Tomography, Spectral resolution, Diffraction

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SPIE Journal Paper | 19 January 2012

Tunable interference contrast using a variable Wollaston prism

Julia Craven-Jones, Michael Kudenov, Eustace Dereniak

OE, Vol. 51, Issue 1, 013002, (January 2012) https://doi.org/10.1117/12.10.1117/1.OE.51.1.013002

KEYWORDS: Visibility, Prisms, Interferometers, Point spread functions, Tolerancing, Zemax, Fourier transforms, Polarization, Staring arrays, Manufacturing

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Proceedings Article | 10 September 2011 Paper

Preliminary results from an infrared hyperspectral imaging polarimeter

Julia Craven-Jones, Michael Kudenov, Maryn Stapelbroek, Eustace Dereniak

Proceedings Volume 8160, 81600T (2011) https://doi.org/10.1117/12.892593

KEYWORDS: Polarimetry, Sensors, Interferometers, Calibration, Wave plates, Data acquisition, Polarization, Prisms, Mid-IR, Short wave infrared radiation

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Proceedings Article | 13 May 2010 Paper

Compact infrared hyperspectral imaging polarimeter

Julia Craven, Michael Kudenov, Maryn Stapelbroek, Eustace Dereniak

Proceedings Volume 7695, 769509 (2010) https://doi.org/10.1117/12.850212

KEYWORDS: Fourier transforms, Wave plates, Visibility, Interferometers, Sensors, Polarimetry, Cameras, Calibration, Prisms, Spectral calibration

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SPIE Journal Paper | 1 May 2010

False signature reduction in channeled spectropolarimetry

Julia Craven, Michael Kudenov

OE, Vol. 49, Issue 05, 053602, (May 2010) https://doi.org/10.1117/12.10.1117/1.3430565

KEYWORDS: Wave plates, Dichroic materials, Modulation, Fourier transforms, Cadmium sulfide, Polarization, Spectral resolution, Optical engineering, Absorption, Mid-IR

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Proceedings Article | 28 August 2009 Paper

False signature reduction in infrared channeled spectropolarimetry

Julia Craven, Michael Kudenov, Eustace Dereniak

Proceedings Volume 7419, 741909 (2009) https://doi.org/10.1117/12.825435

KEYWORDS: Wave plates, Infrared radiation, Dichroic materials, Fourier transforms, Infrared signatures, Infrared spectroscopy, Absorption, Polarization, Cadmium sulfide, Crystals

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Proceedings Article | 27 August 2008 Paper

Computed tomographic imaging spectropolarimeter characterization

Corrie Vandervlugt, Robert Sampson, Julia Craven, Eustace Dereniak, Grant Gerhart

Proceedings Volume 7086, 708604 (2008) https://doi.org/10.1117/12.795427

KEYWORDS: Polarization, Modulation, Tomography, Light emitting diodes, Wave plates, Data acquisition, Polarizers, Specular reflections, Spectroscopy, Copper

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