Mr. Trond Løke Profile

Trond Løke

CTO at Norsk Elektro Optikk AS

SPIE Involvement:

Author

Publications (16)

Proceedings Article | 23 October 2023 Presentation + Paper

Criterion for quantifying the amount of spatial and spectral information acquired by hyperspectral cameras

Andrei Fridman, Torbjørn Skauli, Philippe Déliot, John Gilchrist, Trond Løke

Proceedings Volume 12737, 127370U (2023) https://doi.org/10.1117/12.2689031

KEYWORDS: Cameras, Hyperspectral imaging, Sensors, Standards development, Data acquisition, Point spread functions, Crosstalk, Signal to noise ratio, Data storage, Spectral response, Optical resolution

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Proceedings Article | 12 January 2023 Presentation + Paper

HYPERNOR project: high-resolution hyperspectral camera for microsatellites.

Andrei Fridman, Lars Lierstuen, Friederike Körting, Magnus Breivik, Erlend Leirset, Stephane Nicolas, Trond Løke

Proceedings Volume 12338, 123380G (2023) https://doi.org/10.1117/12.2647616

KEYWORDS: Cameras, Signal to noise ratio, Short wave infrared radiation, Satellites, Aerospace engineering, Satellite imaging, Optical design, Hyperspectral imaging, Buildings, Geology, Visible radiation

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Proceedings Article | 5 May 2017 Paper

Real-time hyperspectral image processing for UAV applications, using HySpex Mjolnir-1024

Pesal Koirala, Trond Løke, Ivar Baarstad, Andrei Fridman, Julio Hernandez

Proceedings Volume 10198, 1019807 (2017) https://doi.org/10.1117/12.2267476

KEYWORDS: Image processing, Cameras, Unmanned aerial vehicles, Georeferencing, Sensors, Hyperspectral imaging, Data acquisition, Calibration, Imaging systems, Data modeling

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SPIE Journal Paper | 5 May 2015 Open Access

Method for quantifying image quality in push-broom hyperspectral cameras

Gudrun Høye, Trond Løke, Andrei Fridman

OE, Vol. 54, Issue 05, 053102, (May 2015) https://doi.org/10.1117/12.10.1117/1.OE.54.5.053102

KEYWORDS: Cameras, Point spread functions, Image quality, Short wave infrared radiation, Optical engineering, Prototyping, Imaging systems, Sensors, Hyperspectral imaging, Light sources

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Proceedings Article | 7 October 2014 Paper

SYSIPHE system: a state of the art airborne hyperspectral imaging system: initial results from the first airborne campaign

Laurent Rousset-Rouviere, Christophe Coudrain, Sophie Fabre, Laurent Poutier, Trond Løke, Andrei Fridman, Søren Blaaberg, Ivar Baarstad, Torbjorn Skauli, Isabelle Mocoeur

Proceedings Volume 9249, 92490V (2014) https://doi.org/10.1117/12.2066643

KEYWORDS: Sensors, Quantum efficiency, Signal to noise ratio, Imaging systems, CMOS sensors, Analog electronics, Electro optical systems, Charge-coupled devices, Infrared imaging, Infrared radiation

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Proceedings Article | 7 October 2014 Paper

A next generation VNIR-SWIR hyperspectral camera system: HySpex ODIN-1024

Søren Blaaberg, Trond Løke, Ivar Baarstad, Andrei Fridman, Pesal Koirala

Proceedings Volume 9249, 92490W (2014) https://doi.org/10.1117/12.2067497

KEYWORDS: Imaging systems, Infrared imaging, Infrared radiation, Short wave infrared radiation, Modulation transfer functions, Image registration, Image processing, Reflectivity, Long wavelength infrared, Hyperspectral imaging

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Proceedings Article | 24 June 2014 Paper

HySpex ODIN-1024: a new high-resolution airborne HSI system

Søren Blaaberg, Trond Løke, Ivar Baarstad, Andrei Fridman, Pesal Koirala

Proceedings Volume 9070, 90700L (2014) https://doi.org/10.1117/12.2063502

KEYWORDS: Short wave infrared radiation, Data acquisition, Calibration, Sensors, Cameras, Data modeling, Spatial resolution, Data processing, Georeferencing, RGB color model

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Proceedings Article | 29 May 2014 Paper

Method for quantifying image quality in push-broom hyperspectral cameras

Gudrun Hoeye, Trond Løke, Andrei Fridman

Proceedings Volume 9071, 907106 (2014) https://doi.org/10.1117/12.2050459

KEYWORDS: Cameras, Image quality, Point spread functions, Prototyping, Imaging systems, Short wave infrared radiation, Hyperspectral imaging, Sensors, Modulation transfer functions, Image quality standards

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SPIE Journal Paper | 7 May 2014 Open Access

Resampling in hyperspectral cameras as an alternative to correcting keystone in hardware, with focus on benefits for optical design and data quality

Andrei Fridman, Gudrun Høye, Trond Løke

OE, Vol. 53, Issue 05, 053107, (May 2014) https://doi.org/10.1117/12.10.1117/1.OE.53.5.053107

KEYWORDS: Cameras, Spatial resolution, Sensors, Image quality, Optical engineering, Device simulation, Image processing, Signal to noise ratio, Optical design, Error analysis

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Proceedings Article | 5 June 2013 Paper

Resampling in hyperspectral cameras as an alternative to correcting keystone in hardware, with focus on benefits for the optical design and data quality

Andrei Fridman, Gudrun Høye, Trond Løke

Proceedings Volume 8706, 870602 (2013) https://doi.org/10.1117/12.2015491

KEYWORDS: Cameras, Sensors, Spatial resolution, Image quality, Error analysis, Device simulation, Signal to noise ratio, Interference (communication), Software development, Image processing

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Proceedings Article | 18 October 2012 Paper

SYSIPHE: the new-generation airborne remote sensing system

Laurent Rousset-Rouviere, Christophe. Coudrain, Sophie Fabre, Nicolas Guérineau, Jean-Paul Bruyant, Ivar Baarstad, Trond Løke, Andrei Fridman, Søren Blaaberg

Proceedings Volume 8532, 853202 (2012) https://doi.org/10.1117/12.981768

KEYWORDS: Imaging systems, Infrared radiation, Infrared imaging, Short wave infrared radiation, Long wavelength infrared, Hyperspectral imaging, Spatial resolution, Airborne remote sensing, Sensing systems, Defense and security

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Proceedings Article | 22 February 2011 Paper

Low-light hyperspectral imager for characterization of biological samples based on an sCMOS image sensor

J. Hernandez-Palacios, L. L. Randeberg, I. Haug, I. Baarstad, T. Løke, T. Skauli

Proceedings Volume 7891, 78910V (2011) https://doi.org/10.1117/12.875770

KEYWORDS: Cameras, Luminescence, Sensors, Hyperspectral imaging, Image sensors, Image quality, CCD cameras, Charge-coupled devices, Skin, Absorption

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Proceedings Article | 2 May 2009 Paper

Snapshot active polarimetric and multispectral laboratory demonstrator

Arnaud Bénière, Mehdi Alouini, François Goudail, Arnaud Grisard, Jérôme Bourderionnet, Daniel Dolfi, Ivar Baarstad, Trond Loke, Peter Kaspersen, Xavier Normandin, Gérard Berginc

Proceedings Volume 7323, 732310 (2009) https://doi.org/10.1117/12.820052

KEYWORDS: Polarimetry, Imaging systems, Polarization, Optical parametric oscillators, Hyperspectral imaging, Sensors, Mirrors, Polarization analysis, Crystals, Multispectral imaging

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Proceedings Article | 5 October 2006 Paper

Active polarimetric and multispectral laboratory demonstrator: contrast enhancement for target detection

Mehdi Alouini, François Goudail, Arnaud Grisard, Jérôme Bourderionnet, Daniel Dolfi, Ivar Baarstad, Trond Løke, Peter Kaspersen, Xavier Normandin

Proceedings Volume 6396, 63960B (2006) https://doi.org/10.1117/12.690835

KEYWORDS: Imaging systems, Polarimetry, Target detection, Hyperspectral imaging, Multispectral imaging, Polarization, Optical parametric oscillators, Sensors, Electrodes, Target recognition

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Proceedings Article | 5 October 2006 Paper

A compact combined hyperspectral and polarimetric imager

Torbjørn Skauli, Pål Erik Goa, Ivar Baarstad, Trond Løke

Proceedings Volume 6395, 639505 (2006) https://doi.org/10.1117/12.693484

KEYWORDS: Cameras, Polarimetry, Polarization, Sensors, Imaging systems, Hyperspectral imaging, Remote sensing, Detector arrays, Diffraction gratings, Signal detection

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Proceedings Article | 22 February 2006 Paper

Hyperspectral imaging of bruised skin

Lise Randeberg, Ivar Baarstad, Trond Løke, Peter Kaspersen, Lars Svaasand

Proceedings Volume 6078, 60780O (2006) https://doi.org/10.1117/12.646557

KEYWORDS: Skin, Reflectivity, Hyperspectral imaging, Absorption, Chromophores, Short wave infrared radiation, Injuries, Cameras, Imaging spectroscopy, Spectroscopy

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Showing 5 of 16 publications

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