نتایج جستجو برای: internet problem

تعداد نتایج: 1034135  

1998
Deborah Estrin Greg Minshall Vern Paxson Lixia Zhang

This note contains a discussion about formulating the research problem for Internet research. The goal of this note is to further the discussion of implicit and explicit assumptions in network research. In particular, this note tries to articulate one such set of assumptions for Internet research. Each of these assumptions is shared by some subset of the network research community, though perha...

2007
Miroslaw Kutylowski Filip Zagórski

We present a voter verifiable Internet voting scheme which provides anonymity and eliminates the danger of vote selling even if the computer used by the voter cannot be fully trusted. The ballots cast remain anonymous even the machine does not know the choice of the voter. It makes no sense to buy votes the voter can cheat the buyer even if his machine cooperates with the buyer. Nevertheless, t...

1995
Shih-Hao Li Peter B. Danzig

When searching information in a retrieval system people use a variety of terms to describe their information needs When the terms used in a query are di erent from those indexed by the system users fail to obtain the information they want This is called the vocabulary problem This problem has been studied and discussed in information retrieval for decades Recently Deerwester et al proposed a ne...

Journal: :journal of basic research in medical sciences 0
ataollah hashemian ashraf direkvand-moghadam ali delpisheh azadeh direkvand-moghadam zeinab kolivand

introduction: internet addiction is a global problem that caused negative effects on health. the present study aimed to determine the prevalence of internet addiction in iranian high school students in 2014. materials and methods: in a cross – sectional study assessed the prevalence of internet addiction among 381 high school students in ilam, in 2014. the samples were selected by a multi-stage...

Journal: :nursing and midwifery studies 0
shahla asiri department of community health nursing, guilan university of medical sciences, rasht, ir iran fatemeh fallahi department of community health nursing, guilan university of medical sciences, rasht, ir iran; corresponding author: fatemeh fallahi, department of community health nursing, guilan university of medical sciences, rasht, ir iran , tel.: +98-3614460868, e-mail: atefeh ghanbari social determinants of health research center, guilan university of medical sciences, rasht, ir iran ehsan kazemnejad-leili department of health statistics, guilan university of medical sciences, rasht, ir iran

conclusion about half of the participants in this study were at risk of internet addiction. this finding can be a warning sign for the authorities in universities to pay more attention to this issue. a wide range of education along with empowering programs may be needed to inform the university students about the advantages and disadvantages of internet and the correct manner of using it. resul...

پایان نامه :وزارت علوم، تحقیقات و فناوری - پژوهشگاه دانشهای بنیادی (مرکز تحقیقات فیزیک نظری و 1390

این رساله به مساله احتجاب الهی و مشکلات برهان مبتنی بر این مساله میپردازد. مساله احتجاب الهی مساله ای به قدمت ادیان است که به طور خاصی در مورد ادیان ابراهیمی اهمیت پیدا میکند. در ادیان ابراهیمی با توجه به تعالی خداوند و در عین حال خالقیت و حضور او و سخن گفتن و ارتباط شهودی او با بعضی از انسانهای ساکن زمین مساله ای پدید میاید با پرسشهایی از قبیل اینکه چرا ارتباط مستقیم ویا حداقل ارتباط وافی به ب...

Journal: :Psychology of addictive behaviors : journal of the Society of Psychologists in Addictive Behaviors 2013
Sally M Gainsbury Alex Russell Nerilee Hing Robert Wood Alex Blaszczynski

Numerous studies have reported higher rates of gambling problems among Internet compared with non-Internet gamblers. However, little research has examined those at risk of developing gambling problems or overall gambling involvement. This study aimed to examine differences between problem and moderate-risk gamblers among Internet and non-Internet gamblers to determine the mechanisms for how Int...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه علامه طباطبایی - دانشکده روانشناسی و علوم تربیتی 1388

the aim of this study is investigating the effect of teaching “metacognitive strategies” on the way which scientific information retrieval workes by the using of google scholar searching machine on the students of ms in the psycology & education faculty of allameh tabatabayi university in 2007-2008 academic year. the statistical community was the students of ms in psychology & education facult...

ژورنال: مدیریت سلامت 2004
ملکی خیمه سری, فرخنده , میدانی, زهرا,

Introduction: The Significance of research in the Promotion and development of Scientific Capabilities of a country in evident, provided that these research studies are done by analyzing and reviewing the information resources in such a way that avoids duplication of the work already done. Among The information resources, internet is to be the most complete and efficient source of information p...

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