نتایج جستجو برای: web based digital network

تعداد نتایج: 3652274  

Introduction: Social network analysis is an analytical method based on graph theories that identifies relationships between individuals or factors to analyze the social structures resulted from those relationships. The objective of this study was to analyze co-authorship and co-word networks based on scientometric indicators and centrality measures in the studies on multiple atrophy system dise...

2016
David Wible Nai-Lung Tsao

Adult second language learners face the daunting but underappreciated task of mastering patterns of language use that are neither products of fully productive grammar rules nor frozen items to be memorized. Word Midas, a web browser extension, targets this uncharted territory of lexicogrammar by detecting multiword tokens of lexicogrammatical patterning in real time in situ within the noisy dig...

People's opinions about a specific concept are considered as one of the most important textual data that are available on the web. However, finding and monitoring web pages containing these comments and extracting valuable information from them is very difficult. In this regard, developing automatic sentiment analysis systems that can extract opinions and express their intellectual process has ...

Journal: :iranian journal of parasitology 0
farahnaz sadoughi ali valinejadi mansoureh serati shirazi rouhallah khademi

background: the aim of this study was to survey the iranian parasitology researchers’ performance, and analyse and visualize the scientific outputs of their co-authorship network. methods: this study was conducted using scientometric method and social network analysis (sna). the data extracted from the web of science (wos) databases in july 10th 2014. totally, 1048documents of all types in rese...

Due to the increase of users the efficient usage of spectrum plays an important role in digital terrestrial television networks. In digital video broadcasting, local and global content are transmitted by single frequency network and multifrequency network respectively. Multifrequency network support transmission of global content and it consumes large spectrum. Similarly local content are well ...

Journal: :Inf. Process. Manage. 2005
Xiaoming Liu Johan Bollen Michael L. Nelson Herbert Van de Sompel

The field of digital libraries (DLs) coalesced in 1994: the first digital library conferences were held that year, awareness of the World Wide Web was accelerating, and the National Science Foundation awarded $24 Million (U.S.) for the Digital Library Initiative (DLI). In this paper we examine the state of the DL domain after a decade of activity by applying social network analysis to the co-au...

Journal: :iranian journal of public health 0
jong-hyuck kim wi-young so

background: the purpose of this study was to examine whether the frequency of breakfast eating was related with overweight/obesity in korean adolescents. method: we analyzed the data collected in the 5 th kyrbws, in which 72,399 adolescents participated in 2009. we assessed the association between frequency of breakfast eating and body mass index by using multivariate logistic regression analys...

Journal: :journal of research in health sciences 0
leila jahangiry davoud shojaeizadeh ali montazeri mahdi najafi kazem mohammad mahdieh abbasalizad farhangi

background : lifestyle is recognized as a key factor as the cause and management of the metabolic syndrome. the aim of this study was to identify individuals at increased cardiovascular diseases risk and determine main features of lifestyle of participants with metabolic syndrome via internet. methods : the study was conducted from jun 22 to august 22, 2012 in tehran, iran. recruitment was carr...

Journal: :مدیریت اطلاعات سلامت 0

introduction: the current research seeks to evaluate the framework of the mentioned endeavors through the survey of the quality of the web pages of iran's medical universities and the existence of their organizational metalinks. methods: in this descriptive study, 40 web pages of the iran's medical universities were studied. the existence of the web pages, the type of the library soft wares, th...

2003
Jennifer Golbeck A. V. Williams James Hendler

The so-called "Web of Trust" is one of the ultimate goals of the Semantic Web. Research on the topic of trust in this domain has focused largely on digital signatures, certificates, and authentication. More social notions of trust which are reputation based are beginning to gain some attention in their own right, but have been traditionally overlooked. In this paper, we describe an algorithm fo...

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