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Scopus. Scopus is an abstract and citation database launched by the academic publisher Elsevier in 2004. [1] Journals in Scopus are reviewed for sufficient quality each year according to four numerical measures: h -Index, CiteScore, SJR ( SCImago Journal Rank) and SNIP ( source normalized impact per paper ).
v. t. e. CiteScore ( CS) of an academic journal is a measure reflecting the yearly average number of citations to recent articles published in that journal. It is produced by Elsevier, based on the citations recorded in the Scopus database. Absolute rankings and percentile ranks are also reported for each journal in a given subject area.
A citation index is a kind of bibliographic index, an index of citations between publications, allowing the user to easily establish which later documents cite which earlier documents. A form of citation index is first found in 12th-century Hebrew religious literature. Legal citation indexes are found in the 18th century and were made popular ...
The impact factor ( IF) or journal impact factor ( JIF) of an academic journal is a scientometric index calculated by Clarivate that reflects the yearly mean number of citations of articles published in the last two years in a given journal, as indexed by Clarivate's Web of Science . As a journal-level metric, it is frequently used as a proxy ...
Definition and purpose. h -index from a plot of numbers of citations for an author's numbered papers (arranged in decreasing order) The h -index is defined as the maximum value of h such that the given author/journal has published at least h papers that have each been cited at least h times. [4] [5] The index is designed to improve upon simpler ...
Scopus covers journals, some conference papers and books from various publishers, and measures performance on both author and publication levels. In 2009 SciVal Spotlight was released. This tool enabled research administrators to measure their institution's relative standing in terms of productivity, grants, and publications .
Journal ranking is widely used in academic circles in the evaluation of an academic journal 's impact and quality. Journal rankings are intended to reflect the place of a journal within its field, the relative difficulty of being published in that journal, and the prestige associated with it.
Web of Science. The Web of Science ( WoS; previously known as Web of Knowledge) is a paid-access platform that provides (typically via the internet) access to multiple databases that provide reference and citation data from academic journals, conference proceedings, and other documents in various academic disciplines.