impact factor


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impact factor

mathematical expression of frequency with which a given medical journal's original articles are cited in other medical journals.

im·pact fac·tor

(im'pakt fak'tŏr)
Mathematic expression of frequency with which a particular medical journal's original articles are cited in other medical journals.
References in periodicals archive ?
But I'll be surprised if Impact Factor is not involved at the finish.
In publications an Associate Professor on in natural sciences must have minimum 40 papers in ISI Web of Science impact factor (W category) journal having Q1 quartile in category, in Engineering and Medical Sciences minimum 30.
Then I had my eureka moment: the journals I needed for my work as a tropical biologist had little to do with the top cited journals; just the opposite, by being tropical, they were mostly absent from the list of American and European journals that top the Impact Factor charts.
Impact factors and publication counts provide objective measures of the respective rigor of each research day event with both schools employing a peer-review process.
Unless the HEC changes its policy, we cannot expect to have more journals earning Impact Factor or becoming visible on databases like Medline, SCIE, Web of Sciences, and ISI Thompson Reuter.
Environments for nursing scholarship and journal impact factor in five countries.
4 For instance, impact factor on RG is different from the impact factor mentioned in a journal's website because the impact factor on RG is based on its own records of the citation counts from the work published in a journal without considering any indexation database (such as Science Citation Index Expanded) into account.
For example, they might calculate their journal impact factor using Google Scholar citation.
Considerando mais particularmente a relevancia de periodicos, alguns marcadores bibliometricos usuais, alem do impact factor (IF) e immediacy index (II), podem ser destacados, como por exemplo, o SCImago journal rank (SJR) e o source normalized impact per paper (SNIP).
The impact factor is a quantitative indicator that allows to categorizing and comparing scientific publications in each one of the disciplines, according to the number of citations received by the journal in a certain period of time.
Journal impact factor (JIF) is one of the measures most commonly used and misused.
The value of this activity, especially when the relationship between the top 50 citations and the journal impact factor was calculated using Pearson's correlations, validates and provides reliability to the methodology used to rank articles.