PODB: A learning-based polarimetric object detection benchmark for road scenes in adverse weather conditions

Z Zhu, X Li, J Zhai, H Hu - Information Fusion, 2024 - Elsevier
Due to its insensitivity to light intensity and the capability to capture multidimensional
information, polarimetric imaging technology has been proven to have advantages over …

Poincare vector correlations to estimate polarization dynamics in the laser speckle

S Chandra, R Singh, RK Singh - Physica Scripta, 2023 - iopscience.iop.org
We propose and experimentally demonstrate a new method to measure the spatial
polarization dynamics of laser speckles. This is realized by using the concept of the …

Autocorrelation functions and power spectral densities of the Stokes parameters in a polarization speckle pattern

W Wang, SG Hanson, M Takeda - Journal of the Optical Society of …, 2022 - opg.optica.org
The concept of ensemble-average polarization and coherence has been applied to studying
fluctuating Stokes parameters in a polarization speckle observed when coherent light is …

Statistics of polarization speckle produced by a constant polarization phasor plus a random polarization phasor sum

W Wang, S Zhang, J Grimble - JOSA A, 2020 - opg.optica.org
The statistical properties of the polarization speckle produced by a random polarization
phasor sum plus a constant polarization phasor are studied. Based on the Gaussian …

Physical light-matter interaction in hermite-gauss space

S Steinberg, LQ Yan - ACM Transactions on Graphics (TOG), 2021 - dl.acm.org
Our purpose in this paper is two-fold: introduce a computationally-tractable decomposition of
the coherence properties of light; and, present a general-purpose light-matter interaction …

Depolarizing surface scattering by a birefringent material with rough surface

J Ritter, N Ma, W Osten, M Takeda, W Wang - Optics Communications, 2019 - Elsevier
The surface polarization scattering is investigated in terms of the coherence matrix for the
electric field scattered from a birefringent material with a random interface between its …

Propagation of polarized waves in inhomogeneous media

M Charnotskii - JOSA A, 2016 - opg.optica.org
A parabolic equation for electromagnetic wave propagation in a random medium is
extended to include the depolarization effects in the narrow-angle, forward-scattering …

Statistical insights of polarization speckle via von Mises–Fisher distribution on the Poincaré sphere

S Chandra, R Singh, RK Singh - JOSA A, 2024 - opg.optica.org
Polarization speckles generated via random scattering of light are ubiquitous in natural and
engineered systems. They not only manifest intensity fluctuations but also reveal a spatially …

Effects of surface roughness of a waveplate on the development of diffractive polarization speckle

N Ma, SG Hanson, M Takeda, W Wang - Journal of the Optical …, 2024 - opg.optica.org
A rough-surfaced retardation plate is a particular polarization-dependent phase modulation
device, whose performance is affected by its surface roughness structures. In previous …

“Exact” solutions for the probability density functions of integrated Stokes parameters of partially polarized thermal light or polarization speckle

W Wang - JOSA A, 2024 - opg.optica.org
As a continuation of a previous investigation on the temporal integration of partially
polarized thermal light and/or the spatial integration of polarization speckle, we calculate …