Results 21 to 30 of about 59,189 (312)

Introduction to the Special Issue on Structured Light Coherence

open access: yesPhotonics, 2021
Statistical optics, and optical coherence in particular, developed into a stand-alone branch of physical optics in the second half of the 20th century and has found a number of ground-breaking applications in astronomical measurements, medical ...
Olga Korotkova, Franco Gori
doaj   +1 more source

Statistical Modeling of Optical Flow [PDF]

open access: yes2009 Fifth International Conference on Image and Graphics, 2009
Optical flow estimation is one of the main subjects in computer vision. Many methods developed to compute the motion fields are built using standard heuristic formulation. In this paper, however, we learn a motion model. We develop a hybrid model by combining the learnt model with Markov Random Field (MRF).
Dongmin Ma   +2 more
openaire   +1 more source

Controlling the Spatial Coherence of an Optical Source Using a Spatial Filter

open access: yesApplied Sciences, 2018
This paper presents the theory for controlling the spectral degree of coherence via spatial filtering. Starting with a quasi-homogeneous partially coherent source, the cross-spectral density function of the field at the output of the spatial filter is ...
Milo W. Hyde
doaj   +1 more source

Besinc Pseudo-Schell Model Sources with Circular Coherence

open access: yesApplied Sciences, 2019
Partially coherent sources with non-conventional coherence properties present unusual behaviors during propagation, which have potential application in fields like optical trapping and microscopy.
Rosario Martínez-Herrero   +4 more
doaj   +1 more source

Statistics of chaotic resonances in an optical microcavity [PDF]

open access: yesPhysical Review E, 2016
5 pages, 5 figures, and a supplemental ...
Wang, Li   +5 more
openaire   +3 more sources

Statistical Significance of Optical Map Alignments [PDF]

open access: yesJournal of Computational Biology, 2012
Abstract The Optical Mapping System constructs ordered restriction maps spanning entire genomes through the assembly and analysis of large datasets comprising individually analyzed genomic DNA molecules. Such restriction maps uniquely reveal mammalian genome structure and variation, but also raise computational and statistical ...
Deepayan Sarkar   +3 more
openaire   +2 more sources

Statistical Interpolation Method of Turbulent Phase Screen [PDF]

open access: yes, 2009
A relative displacement between the grid points of optical fields and those of phase screens may occur in the simulation of light propagation through the turbulent atmosphere. A statistical interpolator is proposed to solve this problem in this paper. It
Yan HX   +4 more
core   +1 more source

Out-of-horizon correlations following a quench in a relativistic quantum field theory

open access: yesJournal of High Energy Physics, 2020
One of the manifestations of relativistic invariance in non-equilibrium quantum field theory is the “horizon effect” a.k.a. light-cone spreading of correlations: starting from an initially short-range correlated state, measurements of two observers at ...
I. Kukuljan, S. Sotiriadis, G. Takács
doaj   +1 more source

Statistics of Microlensing Optical Depth

open access: yesThe Astrophysical Journal, 1995
13 pages, 2 figures, 1 tables, request hard copy of preprint to cheongho@payne.mps.ohio-state.edu, OSU-TA-23 ...
Han, Cheongho, Gould, Andrew
openaire   +2 more sources

Second-harmonic generation of temporally low-coherence light

open access: yesAPL Photonics, 2020
In this Letter, we study the second-harmonic (SH) generation of temporally low-coherence light using the statistical optics method. By introducing the statistical characteristics of low-coherence light into the nonlinear coupled wave equation, we predict
Xiaohui Zhao   +11 more
doaj   +1 more source

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