Effective scattering coefficient of the cerebral spinal fluid in adult head models for diffuse optical imaging

A Custo, WM Wells Iii, AH Barnett, EMC Hillman… - Applied …, 2006 - opg.optica.org
An efficient computation of the time-dependent forward solution for photon transport in a
head model is a key capability for performing accurate inversion for functional diffuse optical …

Toward real-time diffuse optical tomography: accelerating light propagation modeling employing parallel computing on GPU and CPU

M Doulgerakis, AT Eggebrecht… - … of biomedical optics, 2017 - spiedigitallibrary.org
Parameter recovery in diffuse optical tomography is a computationally expensive algorithm,
especially when used for large and complex volumes, as in the case of human brain …

Robust inference of baseline optical properties of the human head with three-dimensional segmentation from magnetic resonance imaging

AH Barnett, JP Culver, AG Sorensen, A Dale… - Applied optics, 2003 - opg.optica.org
We model the capability of a small (6-optode) time-resolved diffuse optical tomography
(DOT) system to infer baseline absorption and reduced scattering coefficients of the tissues …

Near-infrared light propagation in an adult head model. I. Modeling of low-level scattering in the cerebrospinal fluid layer

E Okada, DT Delpy - Applied optics, 2003 - opg.optica.org
Adequate modeling of light propagation in a human head is important for quantitative near-
infrared spectroscopy and optical imaging. The presence of a nonscattering cerebrospinal …

Diffusing-wave spectroscopy from head-like tissue phantoms: influence of a non-scattering layer

F Jaillon, SE Skipetrov, J Li, G Dietsche, G Maret… - Optics express, 2006 - opg.optica.org
We investigate the influence of a non-scattering layer on the temporal field autocorrelation
function of multiple scattered light from a multilayer turbid medium such as the human head …

Solution of the time-dependent diffusion equation for a three-layer medium: application to study photon migration through a simplified adult head model

F Martelli, A Sassaroli, S Del Bianco… - Physics in Medicine & …, 2007 - iopscience.iop.org
A diffusion-based model for photon migration through a three-layer medium is described.
The main purpose of this work is to investigate the performance of a diffusion equation (DE) …

Comparison of light scattering models for diffuse optical tomography

P González-Rodríguez, AD Kim - Optics Express, 2009 - opg.optica.org
We reconstruct images of the absorption and the scattering coefficients for diffuse optical
tomography using five different models for light propagation in tissues:(1) the radiative …

Hybrid Monte Carlo-diffusion method for light propagation in tissue with a low-scattering region

T Hayashi, Y Kashio, E Okada - Applied optics, 2003 - opg.optica.org
The heterogeneity of the tissues in a head, especially the low-scattering cerebrospinal fluid
(CSF) layer surrounding the brain has previously been shown to strongly affect light …

Topographic localization of brain activation in diffuse optical imaging using spherical wavelets

F Abdelnour, B Schmidt… - Physics in Medicine & …, 2009 - iopscience.iop.org
Diffuse optical imaging is a non-invasive technique that uses near-infrared light to measure
changes in brain activity through an array of sensors placed on the surface of the head …

Theoretical and experimental investigation of near-infrared light propagation in a model of the adult head

E Okada, M Firbank, M Schweiger, SR Arridge… - Applied …, 1997 - opg.optica.org
Near-infrared light propagation in various models of the adult head is analyzed by both time-
of-flight measurements and mathematical prediction. The models consist of three-or four …