Journal Impact Factor
Journal Impact Factor (JIF) is a metric developed by Eugene Garfield in 1955 and published annually by Clarivate Analytics through Journal Citation Reports (JCR). It measures the average citation frequency of articles published in a journal over a two-year window, serving as a proxy for journal prestige and influence. A journal's Impact Factor equals the number of citations received in year Y to articles published in Y-1 and Y-2, divided by the number of citable items published in that same window. Despite widespread adoption in research evaluation, Impact Factor has significant limitations and critics argue it conflates journal prestige with article quality.
Înregistrare sursă
Citările sunt copiate integral din înregistrarea sursă a metodei. Nu se inferă nicio verificare la nivel de afirmație din acestea.
- Garfield, E. (1972). Citation analysis as a tool in journal evaluation. Science, 178(4060), 471-479. · DOI 10.1126/science.178.4060.471
- Clarivate Analytics. (2023). Journal Citation Reports: Impact Factor Methodology. https://clarivate.com/webofsciencegroup/essays/journal-citation-reports-methodology/ · URL
- San Francisco Declaration on Research Assessment. (2012). Retrieved from https://sfdora.org/ · URL
Afirmații curate
Afirmațiile sunt stocate în registrul dovezilor, fiecare cu propria evaluare.
Această vizualizare nu inventează o evaluare a afirmației dacă registrul nu conține una.
Metode conexe
Generate din graful metodelor și afișate ca relații sugerate automat — nu se inferă nicio afirmație de dovadă.