نتایج جستجو برای: sen estimate test
تعداد نتایج: 1020302 فیلتر نتایج به سال:
A ball mill is a heavy mechanical device and its safe operation affects the entire grinding process. Mill load key index in optimum of process, but it cannot be measured directly. In industrial practice, operational experts normally estimate value based on their experiences signals produced by mill. this paper, we proposed heterogeneous selective ensemble method using multiscale frequency spect...
The Wilcoxon signed rank test is a frequently used nonparametric test for paired data (e.g., consisting of pre- and posttreatment measurements) based on independent units of analysis. This test cannot be used for paired comparisons arising from clustered data (e.g., if paired comparisons are available for each of two eyes of an individual). To incorporate clustering, a generalization of the ran...
The origins of the capabilities approach within welfare economics are to be found in a series of influential papers and monographs, written by Amartya Sen in the early eighties of the previous century (Sen, 1980, 1985a; Sen et al., 1987). He developed and discussed the approach further in some widely read books (Sen, 1992, 1999; Nussbaum and Sen, 1993). The basic purpose of the approach is neat...
A scaling analysis introduced by Halperin, Feng and Sen to estimate critical exponents for the electrical conductivity and elastic constant is extended to determine the critical behaviour of electrical and mechanical failure near the percolation threshold for a class of disordered continuum systems (Swiss-cheese models). Above the dimension dc = 3/2 for the electrical problem and at any dimensi...
The Kaplan-Meier (KM) method is used to analyze 'time-to-event' data. The outcome in KM analysis often includes all-cause mortality, but could also include other outcomes such as the occurrence of a cardiovascular event. The purpose of this article is to explain the basic concepts of the KM method, to provide some guidance regarding the presentation of the KM results and to discuss some importa...
BACKGROUND AND PURPOSE Language dominance research using functional neuroimaging has made important contributions to clinical applications. Nevertheless, although recent neuroimaging studies demonstrated right-lateralized activation by human voice perception, the influence of voice perception in terms of language dominance has not been adequately studied. We aimed to accurately clarify language...
Children with special educational needs (SEN) are more likely to experience victimisation at school and there is some evidence to suggest that these children are also more likely to engage in bullying behaviours; however, no measure of bullying experiences has been designed specifically for use with these children. The Bullying Behaviour and Experiences Scale (BBES) was specifically developed a...
The Kaplan-Yorke conjecture suggests a simple relationship between the fractal dimension of a system and its Lyapunov spectrum. This relationship has important consequences in the broad field of nonlinear dynamics where dimension and Lyapunov exponents are frequently used descriptors of system dynamics. We develop an experimental system with controllable dimension by making use of the Kaplan-Yo...
PIH64 FamIly PreFerences In tHe Volume Versus outcome Debate: ImPlIcatIons For tHe DelIVery oF comPlex PeDIatrIc care O’Leary G.1, Lockhart A.1, Mullenger R.2, Warren A.2, Hancock Friesen C.2, Levy A.2, Molinari M.2, O’Blenes S.2 1IWK Health Centre, Halifax, NS, Canada, 2Dalhousie University, Halifax, NS, Canada Objectives: A Relationship between volume and outcome for complex medical procedure...
OBJECTIVE Despite advances in the early diagnosis of gastrointestinal (GI) cancers, these cancers are often being detected rather late in their course. Emerging published data on the accuracy of dickkopf-1 (DKK1) for diagnosing GI cancers are inconsistent. The purpose of this systematic review and meta-analysis was to evaluate the diagnostic value of DKK1 in the diagnosis of GI cancers. METHO...
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