نتایج جستجو برای: who stepwise

تعداد نتایج: 812310  

2005
Michael H. Crawford M. H. Crawford

Biological aging was assessed in three Mennonite communities of Kansas and Nebraska through the use of a number of complex phenotypes: 6 neuromuscular, 2 pulmonary, 2 physiological, 35 anthropometric parameters plus 25 blood chemicals. More than 1200 volunteers from Goessel and Meridian, Kansas, and Henderson, Nebraska, participated in various phases of this project, initiated in 1980 and conti...

2001
T. M. Baynes G. J. Russell A. Bailey

To demagnetize small-scale objects (dimensions less than 1 m) fabricated from ferromagnetic materials, it is standard practice to expose the object to a continuous ac applied magnetic field with a steadily decaying amplitude. For objects of dimensions greater than 10 m, there are problems of scale, and a stepwise procedure is preferred. We have simulated two different stepwise demagnetization t...

Journal: :CoRR 2017
Jonathan Landy

I consider unsupervised extensions of the fast stepwise linear regression algorithm [5]. These extensions allow one to efficiently identify highly-representative feature variable subsets within a given set of jointly distributed variables. This in turn allows for the efficient dimensional reduction of large data sets via the removal of redundant features. Fast search is effected here through th...

Journal: :Journal of computational chemistry 2011
R. S. Dias P. Linse A. A. C. C. Pais

Structural properties and the topology of polyelectrolyte complexes (PECs) formed in solution have been investigated under different conditions by Monte Carlo simulations using a coarse-grained model. The extension of individual polyions has been characterized by their radius of gyration, whereas the composition of the complexes has been investigated by their net charge and their internal topol...

Journal: :journal of plant molecular breeding 2014
namdar moradi hedieh badakhshan hadi mohammadzadeh mohammadreza zakeri ghader mirzaghaderi

iron is one of the most important nutrients in the human diet. according to the high consumption of staple foods such as wheat, the deficiency of iron in these crops would lead to nutritional disorders and related complications. to identify microsatellite markers associated with wheat grain iron content,38iranian prevalent wheat genotypes were assessed using 30 pairs of genomic and est microsat...

2016
Zeinab Ebrahimzadeh Mohammad Ali Goodarzi Hassan Joulaei

With the development of the antiretroviral therapy, the number of the people with HIV is increasing; therefore, identifying the factors affecting HIV is of great importance. This study aimed to investigate the relationship between the antiretroviral medication adherence and the rate of CD4 with depression and social support in the people with HIV. The research method was a descriptive study kin...

1992
Stewart J. H. McCann

Formulas to predict presidential greatness on the Maranell index were constructed for 29 presidents from Washington to L. Johnson. When a Zeitgeist variable, derived from the historian A. M. Schlesinger, Jr.'s (1986) work on the public purpose-private interest cycle of American political history, served as the initial predictor and stepwise selection was made from a personological pool and then...

Journal: :Journal of pediatric surgery 2005
Hisayoshi Kawahara Yuichi Takama Hideki Yoshida Hiroshi Nakai Hiroomi Okuyama Akio Kubota Norikazu Yoshimura Shinobu Ida Akira Okada

BACKGROUND/PURPOSE Laparoscopic pyloromyotomy has recently gained wide acceptance as the optimum treatment of infantile hypertrophic pyloric stenosis (IHPS). However, medical treatment may be superior to laparoscopic surgery in invasiveness. The efficacy of our regimen of intravenous atropine therapy for IHPS was assessed in comparison with surgical treatment. METHODS Medical treatment was in...

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