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Apr 18, 2024 · In the table below you will be able to see both the percentage and number of journals that had impact factors from 0 to 10+. Let’s start with some facts: Very few journals (1.97%) have an impact factor of 10 or higher. Most journals (73%) have an impact factor equal to or greater than 1.
Aug 31, 2020 · Journal to Field Impact Score, SCImago Journal Rank, SNIP, Crown Indicator, and Relative Citation Ratio account for differences across fields, giving more accuracy to cross-field comparison.
- Eugene Mech, Muhammad Muneeb Ahmed, Edward Tamale, Matthew Holek, Guowei Li, Lehana Thabane
- 10.1590/1678-9199-JVATITD-2019-0082
- 2020
- 2020
You can find a journal's impact factor by referring to the Journal Citations Report (JCR) or Scopus. 🍋 What is an average 'good' impact factor? In general, an impact factor of 10 or higher is considered remarkable, while 3 is good, and the average score is less than 1.
- 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 jo...
- The number of citations of a journal is divided by the number of citable articles (from the same journal) from a two year period. X= the number of...
- Eugene Garfield, the founder of the Institute for Scientific Information (ISI), invented the measurement known as impact factor. You can read more...
Aug 22, 2024 · If a journal is given 2.0, it’s impact score is twice the average. In other words, Clarivate frames having a higher than 1.0 JCI as desirable. There are many other ways to evaluate journal quality other than simply using these metrics – please see the Considerations and Context section for more.
- Journal-level metrics. Metrics have become a fact of life in many - if not all - fields of research and scholarship. In an age of information abundance (often termed ‘information overload’), having a shorthand for the signals for where in the ocean of published literature to focus our limited attention has become increasingly important.
- CiteScore metrics. CiteScore metrics are a suite of indicators calculated from data in Scopus, the world’s leading abstract and citation database of peer-reviewed literature.
- SCImago Journal Rank (SJR) SCImago Journal Rank (SJR) is based on the concept of a transfer of prestige between journals via their citation links. Drawing on a similar approach to the Google PageRank algorithm - which assumes that important websites are linked to from other important websites - SJR weights each incoming citation to a journal by the SJR of the citing journal, with a citation from a high-SJR source counting for more than a citation from a low-SJR source.
- Source Normalized Impact per Paper (SNIP) Source Normalized Impact per Paper (SNIP) is a sophisticated metric that intrinsically accounts for field-specific differences in citation practices.
Nov 15, 2007 · The journal impact factor is thus calculated as the number of citations a journal has received in the last complete year for articles published in the two preceding years, divided by the total number of articles the journal published in the two preceding years.
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CiteScore metrics offer more robust, timely and accurate indicators of a serial title’s impact. SCImago Journal Rank (SJR): A prestige metric for journals, book series and conference proceedings that weights the value of a citation based on the subject field, quality and reputation of the source.
