De-noising by soft-thresholding
Donoho and Johnstone (1994) proposed a method for reconstructing an unknown function f on [0,1] from noisy data d/sub i/=f(t/sub i/)+/spl sigma/z/sub i/, i=0, ..., n-1,t/sub i/=...
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5,886 publications
A Self-Rating Depression Scale
Este trabajo de grado, contextualiza y caracteriza la población objeto de estudio en el marco del post- conflicto, brindando un diagnostico a traves de la aplicación de instrume...
Mixed-Effects Models in S and S-PLUS
Mixed-effects models provide a flexible and powerful tool for the analysis of grouped data, which arise in many areas as diverse as agriculture, biology, economics, manufacturin...
Beyond Baron and Kenny: Statistical Mediation Analysis in the New Millennium
Click to increase image sizeClick to decrease image size Notes 1. Although the partitioning of a total effect into direct and indirect components in the manner described here do...
A typology of reviews: an analysis of 14 review types and associated methodologies
Abstract Background and objectives: The expansion of evidence‐based practice across sectors has lead to an increasing variety of review types. However, the diversity of terminol...
World Health Organization 2020 guidelines on physical activity and sedentary behaviour
Objectives To describe new WHO 2020 guidelines on physical activity and sedentary behaviour. Methods The guidelines were developed in accordance with WHO protocols. An expert Gu...
An update of the Angiosperm Phylogeny Group classification for the orders and families of flowering plants: APG IV
An update of the Angiosperm Phylogeny Group (APG) classification of the orders and families of angiosperms is presented. Several new orders are recognized: Boraginales, Dillenia...
Phonons and related crystal properties from density-functional perturbation theory
This article reviews the current status of lattice-dynamical calculations in\ncrystals, using density-functional perturbation theory, with emphasis on the\nplane-wave pseudo-pot...
Revisiting the Behavioral Model and Access to Medical Care: Does it Matter?
The Behavioral Model of Health Services Use was initially developed over 25 years ago. In the interim it has been subject to considerable application, reprobation, and alteratio...
Comparison of Convenience Sampling and Purposive Sampling
This article studied and compared the two nonprobability sampling techniques namely, Convenience Sampling and Purposive Sampling. Convenience Sampling and Purposive Sampling are...