Is 0.31 impact factor good?
In most fields, the impact factor of 10 or greater is considered an excellent score while 3 is flagged as good and the average score is less than 1. This is a rule of thumb.
How much impact factor is good for a journal?
In most fields of study a JIF of 10 or greater is excellent and in many anything over a JIF of 3 is considered good, but it is essential to remember that JCR impact factors for journals vary markedly across disciplines.
Is eLife predatory?
These are trustworthy and cannot be compared with the “predatory” publisher even though the APCs are high in both types of open access publishers….Predatory Publishing.
| Type | Open Access journals |
|---|---|
| Journal Title | eLife |
| Article processing charges (US$) | no charge |
| Publisher | Howard Hughes Medical InstituteMax Planck SocietyWellcome Trust |
What is the impact factor of PNAS?
The Journal Impact Factor is a journal-level metric that does not adequately represent the distribution of citations among individual articles in the journal. This chart shows the distribution of 2020 citations to all articles published in PNAS in 2018 and 2019, the two years included in the 2020 Impact Factor.
What metrics does PNAS provide for article-level metrics?
PNAS provides several article-level metrics for all articles. Click on the “Info & Metrics” tab of any PNAS article to see its Altmetric score, citation counts, and usage data, including downloads of the abstract, full text, and PDF.
Who is the publisher of impact factor?
Journal impact factors are released by Clarivate, which is the publisher of the Journal Citation Reports. Previously JCR was owned by Thomson ISI. How is impact factor calculated?
What is the difference between m and N in impact factor?
M = number of times articles published in 2018 and 2019 were cited in 2020 and N = the total number of papers published by that journal during 2018 and 2019. This means that the impact factor for 2020 will be available only in 2021. For more details on impact factor see Journal Impact factors.