Thomson Reuters reports journal impact factor (JIF) 2012 thr­ ough its web database, Journal Citation Reports (JCR) (http:// apps.webofknowledge.com) for journals indexed in the Science Citation Index (SCI/SCIE). Many top journals are reported to continue their high JIF and most of others keep similar or in­ creased ones as JIF 2011. The JCR updates JIF every year and the JIF 2012 will be used ...

Child and Adolescent Psychiatry and Mental Health (CAPMH) has recently become the official journal of the International Association for Child and Adolescent Psychiatry and Allied Professions (IACAPAP). This joint venture can have profound implications for the flourishing of scientific research on child and adolescent mental health where it is most needed – in lowand middleincome countries. Alth...

Abstract We demonstrate that by using a triple of simple numerical summaries: an author’s productivity, their overall impact, and single other bibliometric index aims to capture the shape citation distribution, we can reconstruct popular metrics impact with sufficient degree precision. thus conclude use many indices may be unnecessary – entities should not multiplied beyond necessity. Such stud...

The performance of processing search queries depends heavily on the stored index size. Accordingly, considerable research efforts have been devoted to the development of efficient compression techniques for inverted indexes. Roughly, index compression relies on two factors: the ordering of the indexed documents, which strives to position similar documents in proximity, and the encoding of the i...

developing countries, including iran, have a high degree of volatility of macroeconomic variables. fluctuations inex change rate, bank interest rate and inflation rate can create insecure environment for in vestorsin iran. hence, this study examined the impact of macroeconomic variables on the tobin’s q index for the sugar companies of tehran stock exchange (tse) during the period between1380-1...

Achieving a practical and productive balance in collaborative research between partners from high and lower income countries (North-South Collaborations) requires seeking win-win solutions. This issue requires time to engage each other and to understand each participant’s research priorities and to identify areas of mutual interest. In SACTRC’s experience, key elements include; building researc...

Both the impact factor of the journal and immediate full-text availability in Pubmed Central (PMC) have featured in editorials before. In 2004, the editor of the Cardiovascular Journal of Africa (CVJA) lamented, like so many others, the injustice of not having an impact factor, its validity as a tool for measuring science output, and the negative effect of a low perceived impact in drawing atte...

introduction: in the current study, we compared h5-index provided by google scholar (gs), impact factor (if) provided by web of sciences (wos), and scimago journal rank indicator (sjr) provided by scopus for quality assessment of nuclear medicine journals. methods: 2013 h5-index, 2012 if, and 2011 sjr of nuclear medicine journals were extracted from their publishers namely gs, wos, and scopus....