نتایج جستجو برای: weight function

تعداد نتایج: 1520553  

2007
Phyo K Myint Ajay V Kamath Sarah L Vowler

Since the maximum possible score becomes 7, we defined severe pneumonia as a score >4 for the CURB-age criteria compared with >3 for CURB-65. The subjects were 189 patients (median age 75 years, range 17–96, 56.1% men) who were included in two prospective observational studies of CAP. Detailed methodology has been reported previously. 5 Using CURB-65 there were 109 non-severe cases (57.7%) and ...

Journal: :communication in combinatorics and optimization 0
h. abdollahzadeh ahangar babol noshirvani university of technology s.r. mirmehdipour babol noshirvani university of technology

a {em roman dominating function} on a graph $g$ is a function$f:v(g)rightarrow {0,1,2}$ satisfying the condition that everyvertex $u$ for which $f(u) = 0$ is adjacent to at least one vertex$v$ for which $f(v) =2$. {color{blue}a {em restrained roman dominating}function} $f$ is a {color{blue} roman dominating function if the vertices with label 0 inducea subgraph with no isolated vertex.} the wei...

2008
Gradimir V. Milovanovic Aleksandar S. Cvetkovic

In this paper we study the numerical integration on (−1, 1) with respect to the Jacobi weight function (1−x)(1+x), where α and β are complex parameters. The problem arises in some applications of computational models in quantum mechanics. We discuss two methods for integration. One is suitable for integration of analytic functions and the other is applicable to the general Riemann integrable fu...

Journal: :Int. J. Fuzzy Logic and Intelligent Systems 2012
Wonju Lee Minkyu Cheon Chang-Ho Hyun Mignon Park

Abstract This paper proposes a new method to improve performance of AdaBoost by using a distance weight function to increase the accuracy of its machine learning processes. The proposed distance weight algorithm improves classification in areas where the original binary classifier is weak. This paper derives the new algorithm’s optimal solution, and it demonstrates how classifier accuracy can b...

Journal: :iranian journal of neonatology 0
amir mohammad armanian md, associate professor of neonatology, division of neonatology, department of pediatrics, child growth and development research center, isfahan university of medical sciences, isfahan, iran roya kelishadi md, professor of pediatrics, department of pediatrics, child growth and development research center, research institute for primordial prevention of non-communicable diseases, isfahan university of medical sciences, isfahan, iran behzad barekatain md, assistant professor of neonatology, division of neonatology, department of pediatrics, isfahan university of medical sciences, isfahan, iran nima salehimehr md, general physician, department of health, academic member of al mahdi- mehr isfahan higher education institution, isfahan, iran awat feizi md, assistant professor , department of epidemiology and biostatistics, school of health, endocrinology and metabolism research center, isfahan university of medical sciences, isfahan, iran

background: thyroid function disorders, particularly congenital hypothyroidism (cht), are important endocrine dysfunctions associated with permanent morbidities. cht is more prevalent among preterm low-birth-weight neonates compared to term infants with normal weight. methods: this prospective cohort study was conducted on 126 very-low-birth-weight (vlbw) neonates referred to the neonatal inten...

Journal: :Thorax 2007
Chandra Sekhar Devulapalli

Since the maximum possible score becomes 7, we defined severe pneumonia as a score >4 for the CURB-age criteria compared with >3 for CURB-65. The subjects were 189 patients (median age 75 years, range 17–96, 56.1% men) who were included in two prospective observational studies of CAP. Detailed methodology has been reported previously. 5 Using CURB-65 there were 109 non-severe cases (57.7%) and ...

A {em Roman dominating function} on a graph $G$ is a function$f:V(G)rightarrow {0,1,2}$ satisfying the condition that everyvertex $u$ for which $f(u) = 0$ is adjacent to at least one vertex$v$ for which $f(v) =2$. {color{blue}A {em restrained Roman dominating}function} $f$ is a {color{blue} Roman dominating function if the vertices with label 0 inducea subgraph with no isolated vertex.} The wei...

Amir Mohammad Armanian Awat Feizi, Behzad Barekatain Nima Salehimehr, Roya Kelishadi,

Background: Thyroid function disorders, particularly congenital hypothyroidism (CHT), are important endocrine dysfunctions associated with permanent morbidities. CHT is more prevalent among preterm low-birth-weight neonates compared to term infants with normal weight. Methods: This prospective cohort study was conducted on 126 very-low-birth-weight (VLBW) neonates referred to the neonatal inten...

Jianqiang Wang Xiaohong Chen, Xinfan Wang

The fuzzy structured element (FSE) theory is a very useful toolfor dealing with fuzzy multi-criteria decision making (MCDM)problems by transforming the criterion value vectors of eachalternative into the corresponding criterion function vectors. Inthis paper, some concepts related to function vectors are firstdefined, such as the inner product of two function vectors, thecosine of the included ...

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