Results 1 to 10 of about 979,711 (299)

When the single matters more than the group (II): addressing the problem of high false positive rates in single case Voxel Based Morphometry using non-parametric statistics [PDF]

open access: yesFrontiers in Neuroscience, 2016
In recent years, an increasing number of studies have used Voxel Based Morphometry (VBM) to compare a single patient with a psychiatric or neurological condition of interest against a group of healthy controls.
Cristina eScarpazza   +5 more
doaj   +3 more sources

Evaluation of groundwater quality using multivariate, parametric and non-parametric statistics, and GWQI in Ibadan, Nigeria

open access: yesWater Science, 2023
An attempt was made to assess the properties of groundwater in the Ibadan Metropolitan area, Nigeria by applying multivariate statistical methods on samples collected from various parts of the study area.
Emmanuel Oluwafemi Thomas
doaj   +2 more sources

Non Parametric ROC Summary Statistics [PDF]

open access: yesRevstat Statistical Journal, 2022
Receiver operating characteristic (ROC) curves are useful statistical tools for medical diagnostic testing. It has been proved its capability to assess diagnostic marker’s ability to distinguish between healthy and diseased subjects and to compare ...
M.C. Pardo , A.M. Franco-Pereira
doaj   +3 more sources

Parametric versus non-parametric statistics in the analysis of randomized trials with non-normally distributed data

open access: yesBMC Medical Research Methodology, 2005
Background It has generally been argued that parametric statistics should not be applied to data with non-normal distributions. Empirical research has demonstrated that Mann-Whitney generally has greater power than the t-test unless data are sampled from
Vickers Andrew J
doaj   +2 more sources

Non-Parametric Goodness-of-Fit Tests Using Tsallis Entropy Measures [PDF]

open access: yesEntropy
We develop goodness-of-fit (GOF) procedures rooted in Tsallis entropy, with a particular emphasis on multivariate exponential-power (generalized Gaussian) and q-Gaussian models. The GOF statistic compares a closed-form Tsallis entropy under the null with
Mehmet Siddik Cadirci
doaj   +2 more sources

Biological parametric mapping with robust and non-parametric statistics. [PDF]

open access: yesNeuroimage, 2011
Yang X   +3 more
europepmc   +2 more sources

Non-Parametric Statistics on Extreme Rainfall [PDF]

open access: yesHydrology Research, 1994
This article focuses on rain as input data to problems related to urban storm drainage. The rain data originate from a monitoring program consisting of 56 gauges in Denmark. The gauges have observation periods ranging from 2 to 14 years. The gauges sample rain in a quantity of 0.2 mm with a resolution in time of 1 minute.
K. Arnbjerg-Nielsen   +2 more
semanticscholar   +2 more sources

Decision Maker’s Tool: Statistics, the Problem Solver [PDF]

open access: yesWestcliff International Journal of Applied Research, 2018
The primary objective of every investor is to see how his money grows. No matter where one decides to plant or invest his money, there is an inevitable process that follows.
Faith Cajudo Orillaza
doaj   +1 more source

High-Dimensional Statistics: Non-Parametric Generalized Functional Partially Linear Single-Index Model

open access: yesMathematics, 2022
We study the non-parametric estimation of partially linear generalized single-index functional models, where the systematic component of the model has a flexible functional semi-parametric form with a general link function.
Mohamed Alahiane   +3 more
doaj   +1 more source

Determination of the Characteristics of Non-Stationary Random Processes by Non-Parametric Methods of Decision Theory

open access: yesComputation, 2023
This article is devoted to methods of processing random processes. This task becomes particularly relevant in cases where the random process is broadband and non-stationary; then, the measurement of a random process can be associated with an assessment ...
Bulat-Batyr Yesmagambetov
doaj   +1 more source

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