Impact factor - Wikipedia
https://en.wikipedia.org/wiki/Impact_factorThe 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 proxyfor the relative importance of a journal within its field; journals with higher impact factor values are given status of being more important, or carry more prestige in t…
Journal Impact Factor: What is it? - Scholarly Impact and ...
osu.libguides.com › cMar 01, 2018 · The Impact Factor is calculated by dividing the number of citations in the JCR year by the total number of articles published in the two previous years. An Impact Factor of 1.0 means that, on average, the articles published one or two year ago have been cited one time. An Impact Factor of 2.5 means that, on average, the articles published one or two year ago have been cited two and a half times. Citing articles may be from the same journal; most citing articles are from different journals.”