نتایج جستجو برای: lack of resources

تعداد نتایج: 21176992  

Introduction: Librarians are faced with a large volume of information and electronic resources, which causes stress. The purpose of this research was to determine job stressors among librarians of University of Medical Sciences, Tehran city, Iran in 2014. Methods: This study was survey research. 185 librarians were studied in this research which data was collected by questionnaire. Questionn...

Journal: Money and Economy 2016

Banks, in order to extend the development of information technology and electronic banking services and its using by customers, in first place, should examine barriers and problems in using information technology. Therefore, in this study we deal with identifying and prioritizing these barriers in Iranian banks. Our method in this research is descriptive-survey. In this way, after the library s...

Journal: :international journal of information science and management 0
s. rezaei sharifabadi ph.d., alzahra university, tehran

digital libraries offer opportunities for e-learning that are not possible in their physical counterparts. digital libraries complement other learning environments, such as those provided in distance education and courses offered online. like e-learning environments, they provide flexibility of time and place. digital libraries have the potential to offer unprecedented resources to support e-le...

2009
Pedro M. Ramos Fernando M. Janeiro Tomáš Radil

− The comparison of three different algorithms for the estimation of parameters of two sine signals with common frequency is presented. The algorithms are the ellipse fit, the seven parameter sine fit and the spectral sinc fit. The comparison includes signal to noise ratio analysis, amplitude analysis and phase difference analysis.

Journal: :iau international journal of social sciences 2013
mansour vosoughi adel abdollahi

the present study investigates the culture of development in hawrami proverbs. analysis of development-related variables is the basis of sociology. as collective phenomena, proverbs are part of the oral culture of a society and their investigation can sociologically explain cultural and social foundations of the society. this research attempts to specify 6 development-related parameters in hawr...

Journal: :آمایش سرزمین 0
محمد رهنمایی . دانشیار دانشکده جغرافیای دانشگاه تهران ایوب منوچهری میاندوآب دانشجوی دکتری جغرافیا و برنامه ریزی شهری دانشگاه تهران احد ابراهیم پور دانشجوی کارشناسی ارشد جغرافیا و برنامه ریزی شهری دانشگاه تبریز

industrial revolution, colonialism and spreading of patterns of development and consequently the vast rural and urban migrations and centralism in recent century caused the creation of unbalanced population distribution pattern in iran. in addition to areas in which inequalities of environmental and productive resources increase space disparity of distribution of populations, in arease like aze...

احمدی, اکبر, بهکیش, محمدمهدی,

From among the major problems of Iran's present financial resources allocation system, one could refer to unclear relations between financial resources allocation policies and economic indicators as well as insufficient attention to the allocations according to projects priorities, absence of a controlled mechanism for allocation aimed for decreasing or eliminating deviations from the planned g...

Journal: :تحقیقات نظام سلامت 0
میترا مودی دانشجوی دکتری، کمیته تحقیقات دانشجویی، گروه آموزش بهداشت، دانشکده بهداشت، دانشگاه علوم پزشکی اصفهان، اصفهان، ایران. عضو هیأت علمی، گروه بهداشت عمومی، دانشکده بهداشت، دانشگاه علوم پزشکی بیرجند، بیرجند، ایران. غلامرضا شریفی راد استاد، گروه آموزش بهداشت و ارتقای سلامت، دانشکده بهداشت، دانشگاه علوم پزشکی اصفهان، اصفهان، ایران فیروزه مصطفوی استادیار، گروه آموزش بهداشت و ارتقای سلامت، دانشکده بهداشت، دانشگاه علوم پزشکی اصفهان، اصفهان، ایران محسن رضائیان استاد، گروه پزشکی اجتماعی، دانشکده پزشکی رفسنجان، دانشگاه علوم پزشکی رفسنجان، کرمان، ایران.

one of the most important challenges for researchers is deciding on how to collect their data. there are various views on using telephone interviews. conducting telephone interviews on women of 40 years old and older in isfahan about mammography screening behavior showed that it could be an appropriate method for data collection when there is a combination of effective communication process and...

Journal: :Humanities & social sciences communications 2023

Abstract Addressing global scientific challenges requires the widespread sharing of consistent and trustworthy research data. Identifying factors that influence data will help us understand limitations potential leverage points. We used two well-known theoretical frameworks, Theory Planned Behavior Technology Acceptance Model, to analyze three DataONE surveys published in 2011, 2015, 2020. Thes...

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