نتایج جستجو برای: journals
تعداد نتایج: 36577 فیلتر نتایج به سال:
introduction: websites of academic journals have an important role in communicating and providing services to researchers. the present study aimed to determine the number of incoming links of iranian journal of medical sciences websites. besides, it aimed to determine the rate of visibility of core websites based on these findings. methods: this descriptive study was performed using webometrics...
We develop continuous-time probabilistic models to study trajectory data consisting of times and locations of user ‘check-ins’. We model the data as realizations of a marked point process, with intensity and mark-distribution modulated by a latent Markov jump process (MJP). We also include user-heterogeneity in our model by assigning each user a vector of ‘preferred locations’. Our model extend...
core dental journals according to production and citation rates dr. sdj. ghazi mirsaeid * *assistant professor of medical library and information sciences dept., faculty of allied medical sciences and dental research center, tehran university / medical sciences. abstract background and aim: given the rapid expansion of dental journals in one hand, and limitation of resources on the other, it ma...
Objectives: The present study aims to investigate the international status and visibility of Iranian journals which have been indexed in Journal Citation Reports (JCR). Accordingly, the number of international papers, citations and editorial board members of each journal was studied. Moreover, various measures were utilized to compare the quality of Iranian journals with their international cou...
در این یادداشت با کمک پایگاه داده MathSciNet به عنوان نسخه الکترونیکی Mathematical Reviews (از انتشارات انجمن ریاضی امریکا) به همراه نسخه الکترونیکی Zentralblatt Math (از انتشارات انجمن ریاضی اروپا ) که بزرگترین پایگاههای نقد، مرور و چکیده نگاری مقالات ریاضی را در جهان تشکیل می دهند به بررسی وضعیت مجلات ریاضی ایران می پردازیم و چند پیشنهاد برای بهبود کیفی آنها ارائه می دهیم. در این یادداشت با ک...
در این یادداشت با کمک پایگاه داده mathscinet به عنوان نسخه الکترونیکی mathematical reviews (از انتشارات انجمن ریاضی امریکا) به همراه نسخه الکترونیکی zentralblatt math (از انتشارات انجمن ریاضی اروپا ) که بزرگترین پایگاههای نقد، مرور و چکیده نگاری مقالات ریاضی را در جهان تشکیل می دهند به بررسی وضعیت مجلات ریاضی ایران می پردازیم و چند پیشنهاد برای بهبود کیفی آنها ارائه می دهیم. در این یادداشت با ک...
in this research ph.d. dissertation of kmsu were studied so that citation behavior of authors could be identified and in so doing, the core journal were introduced. the other aims of this study are determining the type, language and half life of cited journals. citation analysis in this study. to review the references and to determine the core journals, bradford law was used. the references for...
AbstractObjectives: The aim of this project was to appraise the scientific mental health journals publish-ed in Iran and also to present a general profile of their characteristics. Method: The journals evaluated in the study were published from 1990 to 2003. The scientific journals in the domain of mental health published in Iran and circulated until the implementation of this study were iden...
Background and aim: With increasing competition in the scientific society, attention to the quality of journals has enhanced and different methods are used to evaluate the journals. Therefore, the aim of this study was to find a comprehensive view on the status of the performance of the valid journals in the field of accounting and finance in Iran by gathering different evaluation criteria. Mat...
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