Results 71 to 80 of about 3,233,612 (230)

Magnetic Fields in the 3C 129 Cluster [PDF]

open access: yes, 2001
We present multi-frequency VLA observations of the two radio galaxies 3C 129 and 3C 129.1 embedded in a luminous X-ray cluster. These radio observations reveal a substantial difference in the Faraday Rotation Measures (RMs) toward 3C 129.1 at the cluster
A.C. Fabian   +41 more
core   +3 more sources

A survey of popular R packages for cluster analysis [PDF]

open access: yes, 2016
Cluster analysis is a set of statistical methods for discovering new group/class structure when exploring datasets. This article reviews the following popular libraries/commands in the R software language for applying different types of cluster analysis:
Dean, Nema, Flynt, Abby
core   +1 more source

Cost Burden and Accessibility: Analysis of Indonesian Household Energy Expenditure

open access: yesEconomics Development Analysis Journal, 2019
The Main Objectives of this study are to check whether Indonesian households suffer from energy poverty or not, as well as to determine the accessibility to certain modern energy accesses (LPG and Electricity) and the energy cost burden that Indonesian ...
Audhi Ahmad Balya   +2 more
doaj   +1 more source

Network controllability analysis reveals the antiviral potential of Etravirine against hepatitis E virus infection

open access: yesmSystems
Hepatitis E virus (HEV) is a major cause of acute viral hepatitis in lower- and middle-income countries. HEV infection may lead to acute liver failure, chronic liver disease, and high mortality in pregnant women.
Shabnam Ansari   +7 more
doaj   +1 more source

Spectral Analysis of a Four Mode Cluster State

open access: yes, 2011
We theoretically evaluate the squeezed joint operators produced in a single optical parametric oscillator which generates quadripartite entangled outputs, as demonstrated experimentally by Pysher et al. \cite{pysher}[Phys. Rev. Lett. 107, 030505 (2011)].
C. W. Gardiner   +14 more
core   +1 more source

Cluster Analysis using Microgreographic data [PDF]

open access: yes
In this paper we try to identify manufacturing and service clusters in Spain, using data from Mercantile Registers of 2006. The proposed methodology partially follows contributions of Duranton and Overman (2005), Brenner (2003 and 2004) and Ellison and ...
Federico Pablo-Marti   +1 more
core  

Exact WKB analysis and cluster algebras II: Simple poles, orbifold points, and generalized cluster algebras

open access: yes, 2014
This is a continuation of developing mutation theory in exact WKB analysis using the framework of cluster algebras. Here we study the Schrodinger equation on a compact Riemann surface with turning points of simple-pole type.
Iwaki, Kohei, Nakanishi, Tomoki
core   +1 more source

Population sensitivity of acute flaccid paralysis and environmental surveillance for serotype 1 poliovirus in Pakistan: an observational study

open access: yesBMC Infectious Diseases, 2018
Background To support poliomyelitis eradication in Pakistan, environmental surveillance (ES) of wastewater has been expanded alongside surveillance for acute flaccid paralysis (AFP).
Kathleen M. O’Reilly   +10 more
doaj   +1 more source

Pandemic (H1N1) 2009 Cluster Analysis: A Preliminary Assessment [PDF]

open access: yes, 2009
Pandemic (H1N1) 2009 virus has been causing major concerns around the world because of its epidemic potential, rapid dissemination, rate of mutations, and the number of fatalities.
Alan Zulich   +6 more
core   +1 more source

PMMC cluster analysis

open access: yesComputer Modeling in Engineering & Sciences, 2004
Particle distribution influences the particulate reinforced metal matrix composites (PMMC). The knowledge of particle distribution is essential for material design. The study of particle distribution relies on analysis of material images. In this paper three methods are used on an image of an Al/SiC composite.
Sylvie Yotte   +3 more
openaire   +3 more sources

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