Results 11 to 20 of about 26,778,061 (298)

Implementing Horn's Parallel Analysis for Principal Component Analysis and Factor Analysis [PDF]

open access: yesThe Stata Journal: Promoting communications on statistics and Stata, 2009
I present paran, an implementation of Horn's parallel analysis criteria for factor or component retention in common factor analysis or principal component analysis in Stata. The command permits classical parallel analysis and more recent extensions to it for the pca and factor commands.
Dinno, Alexis, Dinno, Alexis
core   +4 more sources

Parallel implementation of stochastic simulation for large-scale cellular processes [PDF]

open access: yes, 2005
Experimental and theoretical studies have shown the importance of stochastic processes in genetic regulatory networks and cellular processes. Cellular networks and genetic circuits often involve small numbers of key proteins such as transcriptional ...
Kevin Burrage   +6 more
core   +9 more sources

Characteristics of chromophoric dissolved organic matter in the Northern Andaman Sea

open access: yesFrontiers in Marine Science, 2023
The dissolved organic matter (DOM) in the ocean is a large carbon pool that plays an important role in the global carbon cycle. Investigation of the characteristics and behaviors of DOM in some areas facilitates a better understanding of biochemical ...
Ruoshi Zhao   +11 more
doaj   +1 more source

Parallel Factorizations in Numerical Analysis

open access: yesScalable Comput. Pract. Exp., 2009
15 pages, 5 ...
Pierluigi Amodio, BRUGNANO, LUIGI
openaire   +4 more sources

Spatial variation of dissolved organic matter in the Tuojiang River Basin in Chengdu, China: insights based on EEMs–PARAFAC analysis

open access: yesWater Science and Technology, 2023
Three-dimensional excitation–emission matrix fluorescence spectroscopy coupled with parallel factor analysis was adopted to investigate the characteristics of dissolved organic matter (DOM) components in water samples collected from the Tuojiang River ...
Xiaxia Li   +6 more
doaj   +1 more source

Prediction of BOD, COD, and Total Nitrogen Concentrations in a Typical Urban River Using a Fluorescence Excitation-Emission Matrix with PARAFAC and UV Absorption Indices

open access: yesSensors, 2012
The development of a real-time monitoring tool for the estimation of water quality is essential for efficient management of river pollution in urban areas. The Gap River in Korea is a typical urban river, which is affected by the effluent of a wastewater
Jin Hur, Jinwoo Cho
doaj   +1 more source

Methodological aspects of analyzing high resolved brain connectivity for multiple subjects

open access: yesCurrent Directions in Biomedical Engineering, 2017
Analyzing directed interactions within brain networks of high spatial resolution is always associated with a limited interpretability due to the high amount of possible connections.
Pester Britta   +3 more
doaj   +1 more source

How many factors in factor analysis? New insights about parallel analysis with confidence intervals

open access: yesJournal of Business Research, 2022
Abstract Factor analysis is an extremely popular model for scale development prior to other modeling in much research in business and the social sciences. A central question in factor analysis remains the determination of the number of factors to extract and retain to explain as much of the data as possible, and do so parsimoniously.
Dawn Iacobucci   +4 more
openaire   +1 more source

Space exploration using parallel orbits:A study in parallel symbolic computing [PDF]

open access: yes, 2013
Orbit enumerations represent an important class of mathematical algorithms which is widely used in computational discrete mathematics. In this paper, we present a new shared-memory implementation of a generic Orbit skeleton in the GAP computer algebra ...
Brown, Christopher Mark   +11 more
core   +1 more source

Spectral analysis of parallel incomplete factorizations with implicit pseudo‐overlap [PDF]

open access: yesNumerical Linear Algebra with Applications, 2001
AbstractTwo general parallel incomplete factorization strategies are investigated. The techniques may be interpreted as generalized domain decomposition methods. In contrast to classical domain decomposition methods, adjacent subdomains exchange data during the construction of the incomplete factorization matrix, as well as during each local forward ...
Magolu, Monga Made   +1 more
openaire   +5 more sources

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