Appraising journals – Impact factor, citation index, …?
نویسندگان
چکیده
منابع مشابه
Measuring contextual citation impact of scientific journals
This paper explores a new indicator of journal citation impact, denoted as source normalized impact per paper (SNIP). It measures a journal’s contextual citation impact, taking into account characteristics of its properly defined subject field, especially the frequency at which authors cite other papers in their reference lists, the rapidity of maturing of citation impact, and the extent to whi...
متن کاملthe more publication, the higher impact factor: citation analysis of top nine gastroenterology and hepatology journals
background the impact factor (if), as the most important criterion for journal’s quality measurement, is affected by the self-citation and number of publications in each journal. objectives to find out the relationship between the number of publications and self-citations in a journal, and their correlations with if. materials and methods self-citations and impact factors of nine top gastroente...
متن کاملImpact factor of Korean Journal of Pediatrics on Korean Medical Citation Index and Science Citation Index of Web of Science
PURPOSE The total number of times a paper is cited, also known as the impact factor (IF) of a medical journal, is widely implied in evaluating the quality of a research paper. We evaluated the citation index data as an IF of Korean J Pediatr in Korean Medical Citation Index (KoMCI) and JCI of Web of Science. METHODS We calculated the IF of Korean J Pediatr at KoMCI supervised by Korean Associ...
متن کاملCitation analysis of orthopaedic literature; 18 major orthopaedic journals compared for Impact Factor and SCImago
BACKGROUND One of the disadvantages of the Impact Factor (IF) is self-citation. The SCImago Journal Rank (SJR) indicator excludes self-citations and considers the quality, rather than absolute numbers, of citations of a journal by other journals. The present study re-evaluated the influence of self-citation on the 2007 IF for 18 major orthopaedic journals and investigated the difference in rank...
متن کاملThe More Publication, the Higher Impact Factor: Citation Analysis of Top Nine Gastroenterology and Hepatology Journals
BACKGROUND The impact factor (IF), as the most important criterion for journal's quality measurement, is affected by the self-citation and number of publications in each journal. OBJECTIVES To find out the relationship between the number of publications and self-citations in a journal, and their correlations with IF. MATERIALS AND METHODS Self-citations and impact factors of nine top gastro...
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ژورنال
عنوان ژورنال: Journal of Indian Society of Pedodontics and Preventive Dentistry
سال: 2013
ISSN: 0970-4388
DOI: 10.4103/0970-4388.117961