Now showing items 41-50 of 2773
Towards a framework for the design of quantitative experiments: Human-computer interaction and accessibility research
Many students and researchers struggle with the design and analysis of empirical experiments. Such issue may be caused by lack of knowledge about inferential statistics and suitable software tools. Often, students and ...
The metrology of uncertainty: A study of vital statistics from Chile and Brazil Metrología de la incertidumbre: Un estudio de las estadísticas vitales en Chile y Brasil
This paper addresses the issue of uncertainty in the measurements used in public health analysis and decision-making. The Shannon-Wiener entropy measure was adapted to express the uncertainty contained in counting causes ...
X̄ charts with variable sample size
The usual practice in using a control chart to monitor a process is to take samples of size n from the process every h hours. This article considers the properties of the X̄ chart when the size of each sample depends on ...
Monitoramento dos avanços tecnológicos provenientes da academia
(Universidade Federal de São CarlosBRUFSCarPrograma de Pós-graduação em Ciência, Tecnologia e Sociedade, 2014-02-24)
Innovation generates business competitiveness and business opportunities. The corporate sector can generate innovative products and processes based on technological progress in the company, developed in academia, or developed ...
Influence of the power level of an ultra-sonic system on dental cavity preparation
The aim of this study was to evaluate the shape of dental cavities made with the CVDentus® system using different ultrasound power levels. One standard cavity was made on the buccal aspect of 15 bovine incisors with a ...
A new approach for structural damage detection exploring the singular spectrum analysis
This article presents a novel approach for damage detection applied to structural health monitoring systems exploring the residues obtained from singular spectrum analysis. In this technique, a lead zirconate titanate patch ...