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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.
Journal Citation Reports offers data and analysis on journal performance and impact across disciplines and regions.
Definition. The average number of times articles from a journal published in the past two years have been cited in the Journal Citations Report (JCR) year. When to Use It. Journal impact: Though not a strict mathematical average, the Journal Impact Factor provides a functional approximation of the mean citation rate per citable item.
Impact factor (IF) is a measure of the number of times an average paper in a journal is cited, during a year. Clarivate Analytics releases the Journal Impact Factors annually as part of the Web of Science Journal Citation Reports®.
Journal Impact Factor (JIF) is calculated by Clarivate Analytics as the average of the sum of the citations received in a given year to a journal’s previous two years of publications (linked to the journal, but not necessarily to specific publications) divided by the sum of “citable” publications in the previous two years.
Search Engine for checking Journal Impact Factor. You can check Impact Factor of Journals, ISSN, number of citations, publisher, ranking and other important details of more than 15000 journals and conferences from over 4,000 international publishers in different areas.
Feb 22, 2024 · A journal impact factor is a metric that assesses the citation rate of articles published in a particular journal over a specific time – that’s usually 2 years (see below). For example, an IF of 3 means that published articles have been cited on average 3 times during the previous 2 years. How impact factors are calculated.
An impact factor measures the average number of a journal's citations in a two-year period. Ultimately, this measure calculates the rank of the journal in question. The more citations a journal has, the higher ranked it is. With higher ranking comes more popularity, and most importantly, credibility. Organize your papers in one place.
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CiteScore metrics, SCImago Journal Rank (SJR), Source-Normalized Impact per Paper (SNIP) and Journal Impact Factor are among the tools offered to help you assess the journals in your field. Learn more about journal-level metrics. Watch our short videos about research metrics.
