Results 41 to 50 of about 1,093,856 (281)

The use of multivariate statistics methods in biological research

open access: yesАграрная наука Евро-Северо-Востока, 2023
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article Editorial
doaj  

Integrated Sensor System for Condition Monitoring of Electromechanical Cylinders

open access: yesProceedings, 2017
In this work, a sensor system mechanically integrated in an electromechanical cylinder is presented with the goal of measuring relevant quantities for condition monitoring. The system monitors those parts of the cylinder which are mainly affected by wear
Nikolai Helwig   +3 more
doaj   +1 more source

Global permutation tests for multivariate ordinal data: alternatives, test statistics, and the null dilemma [PDF]

open access: yes, 2013
We discuss two-sample global permutation tests for sets of multivariate ordinal data in possibly high-dimensional setups, motivated by the analysis of data collected by means of the World Health Organisation's International Classification of Functioning,
Cieza, Alarcos   +2 more
core   +1 more source

A Comparison of Different Statistics for Detecting Multiplicative Faults in Multivariate Statistics-Based Fault Detection Approaches

open access: yesIEEE Access, 2018
The explosion of different fault detection (FD) statistics in multivariate statistics-based FD approaches has meant that the practitioner is faced with the unenviable job of determining which to use in a given circumstance.
Kai Zhang   +2 more
doaj   +1 more source

MERCURY IN THE SEDIMENT OF PELOTAS RIVER BASIN, BRAZIL [PDF]

open access: yesEngenharia Agrícola, 2018
Many studies have determined the concentration of trace elements in river sediments in Brazil. Notwithstanding, mercury assessments are scarce, especially because of exclusive extraction techniques and expensive analysis techniques.
Marcelo B. Remor   +4 more
doaj   +1 more source

On the limiting distributions of multivariate depth-based rank sum statistics and related tests

open access: yes, 2007
A depth-based rank sum statistic for multivariate data introduced by Liu and Singh [J. Amer. Statist. Assoc. 88 (1993) 252--260] as an extension of the Wilcoxon rank sum statistic for univariate data has been used in multivariate rank tests in quality ...
He, Xuming, Zuo, Yijun
core   +1 more source

The relationship between symptom burden and systemic inflammation differs between male and female athletes following concussion

open access: yesBMC Immunology, 2020
Background Inflammation appears to be an important component of concussion pathophysiology. However, its relationship to symptom burden is unclear. Therefore, the purpose of this study was to evaluate the relationship between symptoms and inflammatory ...
Alex P. Di Battista   +4 more
doaj   +1 more source

Weak convergence of the empirical copula process with respect to weighted metrics [PDF]

open access: yes, 2014
The empirical copula process plays a central role in the asymptotic analysis of many statistical procedures which are based on copulas or ranks. Among other applications, results regarding its weak convergence can be used to develop asymptotic theory for
Berghaus, Betina   +2 more
core   +2 more sources

Dietary Protein Intake and Peritoneal Protein Losses in Peritoneal Dialysis Patients

open access: yesTherapeutic Apheresis and Dialysis, EarlyView.
ABSTRACT Introduction Peritoneal dialysis (PD) patients lose protein in their waste dialysate, potentially increasing their risk for malnutrition. We wished to determine whether there was any association between losses and dietary protein intake (DPI). Methods DPI was assessed from 24‐h dietary recall using Nutrics software.
Haalah Shaaker, Andrew Davenport
wiley   +1 more source

The multivariate multisample nonparametric rank statistics for the location alternatives

open access: yesAustrian Journal of Statistics, 2017
Multisample testing problems are among the most important topics in nonparametric statistics. Various nonparametric tests have been proposed for multisample testing problems involving location parameters, and the analysis of multivariate data is ...
Hidetoshi Murakami
doaj   +1 more source

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