The mean Article Influence Score is 1.00 . A score greater than 1.00 indicates that each article in the journal has above-average influence. A score less than 1.00 indicates that each article in the journal has below-average influence. Article Influence uses Thomson Reuters Web of Science citation data.
What is a good journal impact score?
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. However, the wild card to pay attention to is that impact factor and comparing journals are most effective in the same discipline.
What is a high Eigenfactor score?
An Article Influence Score greater than 1.00 indicates that the articles in a journal have an above-average influence. Measures the average influence, per article, of the papers published in a journal. Calculated by dividing the Eigenfactor by the number of articles published in the journal.
How is Eigenfactor calculated?
“The Eigenfactor Score calculation is based on the number of times articles from the journal published in the past five years have been cited in the JCR year , but it also considers which journals have contributed these citations so that highly cited journals will influence the network more than lesser cited journals.
Will a journal have a high Eigenfactor if it has a high impact factor?
As a measure of importance, the Eigenfactor score scales with the total impact of a journal. All else equal, journals generating higher impact to the field have larger Eigenfactor scores . Eigenfactor scores and Article Influence scores are calculated by eigenfactor.org, where they can be freely viewed.
Which paper has the highest citation?
The most-cited paper in history is a paper by Oliver Lowry describing an assay to measure the concentration of proteins . By 2014 it had accumulated more than 305,000 citations.
What is the H index?
The h index is a metric for evaluating the cumulative impact of an author’s scholarly output and performance ; measures quantity with quality by comparing publications to citations. The h index corrects for the disproportionate weight of highly cited publications or publications that have not yet been cited.
Which journal has highest impact factor?
- CA- A Cancer Journal for Clinicians | 435,4.
- Natural Review Materials | 123,7.
- Quarterly Journal of Economics | 22,7.
- Nature Reviews Genetics | 73,5.
- Cell | 58,7.
- Journal of Political Economy | 12,1.
- New England Journal of Medicine | 66,1.
- Econometrica | 8,1.
What is a high impact journal?
A ‘high impact’ journal is one where its articles are regulalrly cited across the academic spectrum – and especially if they are cited in other high impact journals. Citation indexes were first developed in the 1950s as a means to measure ‘Impact Factor’ of journals.
Is impact factor 7 GOOD?
| Impact Factor Number of Journals Ranking (Top % of Journals) | 7+ 447 3.6% | 6+ 610 4.9% | 5+ 871 7.1% | 4+ 1,399 11.4% |
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What is immediacy factor?
The Immediacy Index is the average number of times an article is cited in the year it is published . It indicates how quickly articles in a journal are cited. ... The Immediacy Index is calculated by dividing the number of citations to articles published in a given year by the number of articles published in that year.
What is JCR database?
Journal Citation Reports (or JCR) is a product of ISI Web of Knowledge and is an authoratative resource for impact factor data . This database provides impact factors and rankings of many journals in the social and life sciences based on millions of citations.
How do we calculate G index?
To calculate the g-index: “[Given a set of articles] ranked in decreasing order of the number of citations that they received, the g-index is the (unique) largest number such that the top g articles received (together) at least g2 citations .”
What is 5th Impact Factor?
The 5-year Impact Factor is the average number of times articles from the journal published in the past five years have been cited in the JCR year . It is calculated by dividing the number of citations in the JCR year by the total number of articles published in the five previous years.
What is Article Influence Score?
The Article Influence Score determines the average influence of a journal’s articles over the first five years after publication . It is calculated by multiplying the Eigenfactor Score by 0.01 and dividing by the number of articles in the journal, normalized as a fraction of all articles in all publications.
How is Scopus Citationscore calculated?
CiteScore is the number of citations received by a journal in one year to documents published in the three previous years, divided by the number of documents indexed in Scopus published in those same three years.
