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Journal Impact Factor (JJIF) Values, Data, and Trends. Beginning with the 2022 metrics, released in 2023, all journals in the Web of Science Core Collection will receive a JIF. This extends to the Arts & Humanities Citation Index (AHCI) and Emerging Sources Citation Index (ESCI) for the first time.
Impact factor (IF) lub journal impact factor (JIF) – współczynnik cytowań czasopisma naukowego; Indeks obliczany przez firmy Clarivate, który odzwierciedla średnią roczną liczbę cytowań artykułów opublikowanych w ciągu ostatnich dwóch lat w danym czasopiśmie, indeksowaną przez Web of Science.
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.
9 gru 2016 · The SJIF refers to "Scientific Journal Impact Factor" and RJIF to "Research Journal Impact Factor." The former is an indexing service for journals while the latter is used to evaluate the prestige of journals.
24 maj 2022 · The Journal Impact Factor Percentile (JIF Percentile) transforms the rank in category by Journal Impact Factor into a percentile value, allowing more meaningful cross-category comparison. It’s calculated by using the following formula:
Journal Citation Reports offers data and analysis on journal performance and impact across disciplines and regions.
The journal impact factor (JIF), as calculated by Clarivate Analytics, is a measure of the average number of times articles from a two-year time frame have been cited in a given year, according to citations captured in the Web of Science database.