Dr. Pierre-Jean Lapray Profile

Dr. Pierre-Jean Lapray

Associate professor at Ecole Nationale Supérieure d'Ingénieurs Sud Alsace

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Author

Publications (13)

Proceedings Article | 6 June 2024 Poster

Impact of interchannel misalignment on the performance of demosaicing algorithms dedicated to polarization images

Ronan Dumoulin, Pierre-Jean Lapray, Alban Foulonneau, Laurent Bigué

Proceedings Volume 12996, 129960V (2024) https://doi.org/10.1117/12.3017386

KEYWORDS: Polarization, Tunable filters, Reconstruction algorithms, Optical filters, Image filtering, Education and training, Databases, Cameras, Visualization, Spectral resolution

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Proceedings Article | 3 October 2023 Presentation + Paper

Production of high-resolution reference polarization images from real world scenes

Laurent Bigué, Alban Foulonneau, Pierre-Jean Lapray

Proceedings Volume 12690, 126900B (2023) https://doi.org/10.1117/12.2677421

KEYWORDS: Polarization, Image registration, Databases, Image sharpness, Polarizers, Cameras, Polarimetry, Sensors, Objectives

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Proceedings Article | 28 July 2023 Paper

Performance comparison of division of time and division of focal plane polarimeters

Pierre-Jean Lapray, Laurent Bigué

Proceedings Volume 12749, 1274907 (2023) https://doi.org/10.1117/12.2688566

KEYWORDS: Polarimetry, Polarization, Cameras, Polarizers, Specular reflections, Calibration, Sensors, Polarized light, Optical spheres, Manufacturing

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Proceedings Article | 31 May 2022 Poster + Presentation + Paper

Image-based navigation system using skylight polarization for an unmanned ground vehicle

Guillaume Courtier, Ronan Adam, Pierre-Jean Lapray, Emmanuel Pecheur, Sébastien Changey, Jean-Philippe Lauffenburger

Proceedings Volume 12124, 121240H (2022) https://doi.org/10.1117/12.2616833

KEYWORDS: Polarization, Cameras, Navigation systems, Sun, Sensors, Rayleigh scattering, Polarimetry, Unmanned ground vehicles, Imaging systems, Embedded systems, Computer vision technology

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Proceedings Article | 20 May 2022 Poster + Paper

Joint qualitative and quantitative evaluation of fast image dehazing based on dark channel prior

Lyes Aksas, Pierre-Jean Lapray, Alban Foulonneau, Laurent Bigué

Proceedings Volume 12136, 1213614 (2022) https://doi.org/10.1117/12.2621566

KEYWORDS: Image quality, Image filtering, Scattering, Image enhancement, Image contrast enhancement, Optimal filtering

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SPIE Journal Paper | 22 April 2022 Open Access

Snapshot spectropolarimetric imaging using a pair of filter array cameras

Sumera Sattar, Pierre-Jean Lapray, Lyes Aksas, Alban Foulonneau, Laurent Bigué

OE, Vol. 61, Issue 04, 043104, (April 2022) https://doi.org/10.1117/12.10.1117/1.OE.61.4.043104

KEYWORDS: Polarization, Cameras, Optical filters, Reflectivity, Image filtering, Bandpass filters, Spectral calibration, Calibration, Sensors, Optical engineering

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Proceedings Article | 13 April 2020 Paper

Review of spectral and polarization imaging systems

Sumera Sattar, Pierre-Jean Lapray, Alban Foulonneau, Laurent Bigué

Proceedings Volume 11351, 113511Q (2020) https://doi.org/10.1117/12.2555745

KEYWORDS: Polarization, Imaging systems, Polarimetry, Cameras, Spectral imaging cameras, Polarimetric sensing, Computational imaging, Imaging technologies

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SPIE Journal Paper | 5 March 2020 Open Access

Calibration algorithms for polarization filter array camera: survey and evaluation

Yilbert Gimenez, Pierre-Jean Lapray, Alban Foulonneau, Laurent Bigué

JEI, Vol. 29, Issue 04, 041011, (March 2020) https://doi.org/10.1117/12.10.1117/1.JEI.29.4.041011

KEYWORDS: Calibration, Polarization, Cameras, Optical filters, Polarimetry, Sensors, Image filtering, Error analysis, Imaging arrays, Radio optics

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Proceedings Article | 16 July 2019 Paper

Calibration for polarization filter array cameras: recent advances

Yilbert Giménez, Pierre-Jean Lapray, Alban Foulonneau, Laurent Bigué

Proceedings Volume 11172, 1117216 (2019) https://doi.org/10.1117/12.2521752

KEYWORDS: Calibration, Polarization, Cameras, Polarimetry, Optical filters, Sensors, Image filtering, Imaging arrays, Polarizers, Staring arrays

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Proceedings Article | 24 May 2018 Paper

Database of polarimetric and multispectral images in the visible and NIR regions

Pierre-Jean Lapray, Luc Gendre, Alban Foulonneau, Laurent Bigué

Proceedings Volume 10677, 1067738 (2018) https://doi.org/10.1117/12.2306244

KEYWORDS: Polarimetry, Cameras, Polarization, Multispectral imaging, Bandpass filters, Databases

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Proceedings Article | 29 April 2016 Paper

Ghost removing for HDR real-time video stream generation

Mustapha Bouderbane, Julien Dubois, Barthélémy Heyrman, Pierre-Jean Lapray, Dominique Ginhac

Proceedings Volume 9897, 98970F (2016) https://doi.org/10.1117/12.2230313

KEYWORDS: High dynamic range imaging, Image sensors, High dynamic range image sensors, Cameras, Image processing, Video, Digital cameras, Image resolution, Sensors, Raster graphics, High dynamic range imaging, Detection and tracking algorithms, Digital cameras, Field programmable gate arrays, Human-machine interfaces, Range imaging

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Proceedings Article | 30 April 2015 Paper

High dynamic range adaptive real-time smart camera: an overview of the HDR-ARTiST project

Pierre-Jean Lapray, Barthélémy Heyrman, Dominique Ginhac

Proceedings Volume 9534, 953417 (2015) https://doi.org/10.1117/12.2182844

KEYWORDS: High dynamic range imaging, Cameras, Video, Sensors, Image sensors, Video acceleration, High dynamic range image sensors, Imaging systems, Field programmable gate arrays, Image compression

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SPIE Journal Paper | 23 September 2014

Hardware-based smart camera for recovering high dynamic range video from multiple exposures

Pierre-Jean Lapray, Barthélémy Heyrman, Dominique Ginhac

OE, Vol. 53, Issue 10, 102110, (September 2014) https://doi.org/10.1117/12.10.1117/1.OE.53.10.102110

KEYWORDS: High dynamic range imaging, Video, Cameras, Sensors, Video surveillance, Image quality, Video acceleration, Image sensors, Field programmable gate arrays, Time multiplexed optical shutter

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Showing 5 of 13 publications

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