نتایج جستجو برای: chi2 space

تعداد نتایج: 496479  

Journal: :The International Journal of Behavioral Nutrition and Physical Activity 2008
Catrine Tudor-Locke Billie Giles-Corti Matthew Knuiman Gavin McCormack

BACKGROUND This secondary analysis investigated the extent and pattern of one-year tracking of pedometer-determined physical activity in people who relocated within the same metropolitan area (T1: baseline and T2: post-relocation). Specifically, data were derived from the RESIDential Environment Project (RESIDE), a natural experiment of people moving into new housing developments. METHODS 1,1...

Journal: :bulletin of the iranian mathematical society 0
m. soleimani-damaneh {school of mathematics‎, ‎statistics and computer science‎, ‎college of science‎, ‎university of‎ ‎tehran‎, ‎enghelab avenue‎, ‎tehran‎, ‎iran. m. movahedi department of mathematics‎, ‎faculty of sciences‎, ‎alzahra university‎, ‎tehran‎, ‎iran. d. behmardi department of mathematics‎, ‎faculty of sciences‎, ‎alzahra university‎, ‎tehran‎, ‎iran.

in this paper, we deal with the subdi erential concept onhadamard spaces. flat hadamard spaces are characterized, and nec-essary and sucient conditions are presented to prove that the subdif-ferential set in hadamard spaces is nonempty. proximal subdi erentialin hadamard spaces is addressed and some basic properties are high-lighted. finally, a density theorem for subdi erential set is establi...

Journal: :Circulation 1998
K C Wu E A Zerhouni R M Judd C H Lugo-Olivieri L A Barouch S P Schulman R S Blumenthal J A Lima

BACKGROUND The extent of microvascular obstruction during acute coronary occlusion may determine the eventual magnitude of myocardial damage and thus, patient prognosis after infarction. By contrast-enhanced MRI, regions of profound microvascular obstruction at the infarct core are hypoenhanced and correspond to greater myocardial damage acutely. We investigated whether profound microvascular o...

2015
Jared T McGuirt Stephanie B. Jilcott Pitts Alice Ammerman Michael Prelip Kathryn Hillstrom Rosa Elena Garcia William J. McCarthy

Efforts to transform corner stores to better meet community dietary needs have mostly occurred in urban areas but are also needed in rural areas. Given important contextual differences between urban and rural areas, it is important to increase our understanding of the elements that might translate successfully to similar interventions involving stores in more rural areas. Thus, an in-depth exam...

Journal: :Artificial intelligence in medicine 2015
Noel Pérez Miguel Ángel Guevara-López Augusto Silva Isabel Ramos

OBJECTIVE This work addresses the theoretical description and experimental evaluation of a new feature selection method (named uFilter). The uFilter improves the Mann-Whitney U-test for reducing dimensionality and ranking features in binary classification problems. Also, it presented a practical uFilter application on breast cancer computer-aided diagnosis (CADx). MATERIALS AND METHODS A tota...

Journal: :Stroke 2003
Katsuhiko Kohara Michiko Fujisawa Fujiko Ando Yasuharu Tabara Naoakira Niino Tetsuro Miki Hiroshi Shimokata

BACKGROUND AND PURPOSE Silent brain infarcts (SBI) and white matter lesions are relatively common neuroimaging findings, especially in the elderly population. The genetic background for SBI and white matter lesions in a large Japanese general population was investigated. METHODS Subjects were recruited from participants in the National Institute for Longevity Sciences, Longitudinal Study of A...

Journal: :Journal of neurology, neurosurgery, and psychiatry 2004
R F M Chin L Verhulst B G R Neville M J Peters R C Scott

OBJECTIVES To characterise the clinical features, emergency pre-paediatric intensive care (PIC) treatment, and course of status epilepticus (SE) in children admitted to PIC. This may provide insight into reasons for admission to PIC and provide a framework for the development of strategies that decrease the requirement for intensive care. DESIGN Cross sectional, retrospective study. SETTING...

Journal: :Collegium antropologicum 2010
Ante Kvesić Martina Soljić Gordan Galić Zdravka Loncar Zdrinko Brekalo Zeljko Martinovć Nikica Sutalo Monika Tomić Andrica Lekić

The mineral metabolism disorder is the most influential factor of the morbidity and mortality incidence of haemodialysis uremic patients. The second most influential factor is the infection, which is the most frequent complication with an undesirable outcome. In recent times, the relation of the increased serum calcium and phosphorus level on the one hand, and the morbidity and mortality of tha...

Journal: :BMC Infectious Diseases 2001
Peter V Coyle Hugh J O'Neill Conall McCaughey Dorothy E Wyatt Michael O McBride

BACKGROUND Nested nucleic acid amplification tests are often thought too sensitive or prone to generating false positive results for routine use. The current study investigated the specificity and clinical utility of a routine multiplex nested assay for mucosal herpetic infections. METHODS Ninety patients, categorised into those clinically diagnosed to (a) have and (b) not have herpetic infec...

Journal: :bulletin of the iranian mathematical society 2011
m. alimohammady b. lafuerza–guillen r. saadati

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