Bioinspired polarization imaging sensors: from circuits and optics to signal processing algorithms and biomedical applications

T York, SB Powell, S Gao, L Kahan… - Proceedings of the …, 2014 - ieeexplore.ieee.org
In this paper, we present recent work on bioinspired polarization imaging sensors and their
applications in biomedicine. In particular, we focus on three different aspects of these …

The effects of thermal equilibrium and contrast in LWIR polarimetric images

JS Tyo, BM Ratliff, JK Boger, WT Black, DL Bowers… - Optics express, 2007 - opg.optica.org
Long-wave infrared (LWIR) polarimetric signatures provide the potential for day-night
detection and identification of objects in remotely sensed imagery. The source of optical …

Detection and tracking of RC model aircraft in LWIR microgrid polarimeter data

BM Ratliff, DA LeMaster, RT Mack… - … Remote Sensing V, 2011 - spiedigitallibrary.org
The LWIR microgrid Polarized InfraRed Advanced Tactical Experiment (PIRATE) sensor was
used to image several types of RC model aircraft at varying ranges and speeds under …

Review of visualization methods for passive polarization imaging

AW Kruse, AS Alenin, JS Tyo - Optical Engineering, 2019 - spiedigitallibrary.org
Collected sources for the different types of visualizations used in the field of polarization
imaging are not extensive. Here, we survey and review the different visualization techniques …

Dead pixel replacement in LWIR microgrid polarimeters

BM Ratliff, JS Tyo, JK Boger, WT Black, DL Bowers… - Optics express, 2007 - opg.optica.org
LWIR imaging arrays are often affected by nonresponsive pixels, or “dead pixels.” These
dead pixels can severely degrade the quality of imagery and often have to be replaced …

MidIR and LWIR polarimetric sensor comparison study

K Gurton, M Felton, R Mack, D LeMaster… - … Remote Sensing IX, 2010 - spiedigitallibrary.org
We present a comparative study involving five distinctly different polarimetric imaging
platforms that are designed to record calibrated Stokes images (and associated polarimetric …

Unpolarized calibration and nonuniformity correction for long-wave infrared microgrid imaging polarimeters

DL Bowers, JK Boger, LD Wellems… - Optical …, 2008 - spiedigitallibrary.org
Recent developments for long-wave infrared (LWIR) imaging polarimeters include
incorporating a microgrid polarizer array onto the focal plane array. Inherent advantages …

Adaptive strategy for demosaicing microgrid polarimeter imagery

BM Ratliff, CF LaCasse, JS Tyo - 2011 Aerospace Conference, 2011 - ieeexplore.ieee.org
Microgrid imaging polarimeters consist of a focal plane array sensor with linear polarization
filters of differing orientations overlaid at each pixel, similar in concept to the arrangement of …

A proposed standard method for polarimetric calibration and calibration verification

CM Persons, MW Jones, CA Farlow… - … Remote Sensing III, 2007 - spiedigitallibrary.org
Accurate calibration of polarimetric sensors is critical to reducing and analyzing
phenomenology data, producing uniform polarimetric imagery for deployable sensors, and …

Mitigation of image artifacts in LWIR microgrid polarimeter images

BM Ratliff, JS Tyo, JK Boger, WT Black… - … Remote Sensing III, 2007 - spiedigitallibrary.org
Microgrid polarimeters, also known as division of focal plane (DoFP) polarimeters, are
composed of an integrated array of micropolarizing elements that immediately precedes the …