Measurement of areas on a sphere using Fibonacci and latitude–longitude lattices

Á González - Mathematical geosciences, 2010 - Springer
The area of a spherical region can be easily measured by considering which sampling
points of a lattice are located inside or outside the region. This point-counting technique is …

Methods for noninvasive imaging of tissue hypoxia

DS Vikram, JL Zweier, P Kuppusamy - Antioxidants & redox …, 2007 - liebertpub.com
The purpose of this review is to provide an overview of the methods available for imaging
tissue oxygenation. The following imaging methods are reviewed: phosphorescence, near …

Temporal stability of adaptive 3D radial MRI using multidimensional golden means

RW Chan, EA Ramsay… - … in Medicine: An …, 2009 - Wiley Online Library
Breast tumor diagnosis requires both high spatial resolution to obtain information about
tumor morphology and high temporal resolution to probe the kinetics of contrast uptake …

How In Vivo EPR Measures and Images Oxygen

B Epel, G Redler, HJ Halpern - Oxygen Transport to Tissue XXXVI, 2014 - Springer
The partial pressure of oxygen (pO 2) in tissues plays an important role in the
pathophysiology of many diseases and influences outcome of cancer therapy, ischemic …

Analytically exact spiral scheme for generating uniformly distributed points on the unit sphere

CG Koay - Journal of computational science, 2011 - Elsevier
The problem of constructing a set of uniformly distributed points on the surface of a sphere,
also known as the Thomson problem, has a long and interesting history, which dates back to …

A simple scheme for generating nearly uniform distribution of antipodally symmetric points on the unit sphere

CG Koay - Journal of computational science, 2011 - Elsevier
A variant of the Thomson problem, which is about placing a set of points uniformly on the
surface of a sphere, is that of generating uniformly distributed points on the sphere that are …

Systematic scenario selection: stress testing and the nature of uncertainty

MD Flood, GG Korenko - Quantitative Finance, 2015 - Taylor & Francis
We present a technique for selecting multidimensional shock scenarios for use in financial
stress testing. The methodology systematically enforces internal consistency among the …

Half-life mapping of nitroxyl radicals with three-dimensional electron paramagnetic resonance imaging at an interval of 3.6 seconds

H Sato-Akaba, Y Kuwahara, H Fujii… - Analytical chemistry, 2009 - ACS Publications
This technical note reports a continuous-wave electron paramagnetic resonance (CW-EPR)
imager that can visualize the distribution of free radicals with a half-life of subminutes in …

Improvement of temporal resolution for three-dimensional continuous-wave electron paramagnetic resonance imaging

H Sato-Akaba, H Fujii, H Hirata - Review of Scientific Instruments, 2008 - pubs.aip.org
This paper describes improved temporal resolution for three-dimensional (3D) continuous-
wave electron paramagnetic resonance (EPR) imaging. To improve temporal resolution, the …

Compressed sensing of spatial electron paramagnetic resonance imaging

DH Johnson, R Ahmad, G He… - Magnetic …, 2014 - Wiley Online Library
Purpose To improve image quality and reduce data requirements for spatial electron
paramagnetic resonance imaging (EPRI) by developing a novel reconstruction approach …