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      • The JCI is the mean CNCI for a three-year period calculated at a journal level. It will have the same rules where 1 is average, above is better and below is worse, but it will only be one score per journal.
      www.wiley.com/en-us/network/research-libraries/libraries-archives-databases/library-impact/a-summary-the-journal-citation-indicator-jci
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    • What is the Journal Citation Indicator? The Journal Citation Indicator(JCI) is a single measurement of the field-normalizedcitation impact of journals in the Web of Science Core Collection across disciplines.
    • How does the Journal Citation Indicator work? As explained by Martin Szomszor, Director of the Institute for Scientific Information at Clarivate, the JCI uses another Clarivate metric tool, the Category Normalized Citation Impact (CNCI) to calculate an impact value for all journals in the Web of Science Core Collection, including those that do not have a JIF.
    • Where can the Journal Citation Indicator value be found? The release of the 2021 Journal Citation Reportsincludes the JCI roll-out. Even users without a paid subscription can find a journal’s JCI value for free by searching Clarivate’s online Master Journal List.
    • What are the potential benefits of the Journal Citation Indicator? Clarivate highlights a couple key contributions—in addition to field normalization—that distinguish the JCI from the JIF.
  2. Journal Citation Reports offers data and analysis on journal performance and impact across disciplines and regions.

  3. jcr.help.clarivate.com › Content › jcr3-glossaryRank - Clarivate

    Journal Citation Indicator. The Journal Citation Indicator (JCI) is based on the mean category normalized citation impact (CNCI) for the journal. CNCIs are calculated at the document level and are based on citations from all documents in the three previous years and the JCR Year to articles and reviews published in the previous three years.

  4. jcr.help.clarivate.com › Content › jcr3-journalJournal Profile - Clarivate

    The Journal Citation Indicator (JCI) is displayed in the profile for all titles covered in the Journal Citation Reports. The JCI was introduced in 2021 with the release of the 2020 metrics and was calculated back to 2017. The interactive graph shows the last five JCR years.

  5. Jan 21, 2023 · In the 2021 JCI year, the JCI for a given journal is the mean CNCI for all citable items published in 2018, 2019, and 2020 in that journal counting all citations they received from any document indexed between 2018 and 2021.

  6. Oct 2, 2024 · Journal Citation Reports® offers a systematic, objective means to critically evaluate the world's leading journals, with quantifiable, statistical information based on citation data.

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