Citation half life

WebMar 10, 2024 · Journal Metrics: A Short History. The Journal Impact Factor was the first metric created for scholarly journals. Eugene Garfield first conceived of the idea of an … WebAJS had an impact factor of 3.566 and a five year impact factor of 4.217 for 2015, ranking near the top for all peer-reviewed earth sciences journals publishing new content. Articles in AJS tend to be cited for many years, resulting in a citation half-life that exceeds 10 years (all statistics from Thomson ISI).

A Principal Component Analysis of 39 Scientific Impact Measures

WebOct 6, 2024 · Half of a journal's cited articles were published more recently than the cited half-life. Only journals cited 100 or more times in the JCR year have a cited half-life. … WebII. Citation Half-Life Studies Abbs (1981a) first paper in these Publications, the long-term citation history ofpapers published in the 1961 Astrophysical Journal and its Supplement (hereafter two are referenced as ApJ andApJS, respectively) the Astronomical Journal (AJ) was studied by counting all 106 grand haven jobs craigslist https://hitechconnection.net

A Closer Look at Cited and Citing Half-Lives - Clarivate

WebApr 28, 2015 · Analyzing 13,455 journals listed in the Journal Citation Report (Thomson Reuters) from 1997 through 2013, we report that the mean cited half-life of the scholarly … WebDec 4, 2024 · It took longer in the two areas to reach citation peak and cited half-life. Technology takes approximately one year shorter than the two areas mentioned above. Life Sciences and Biomedicine and Social Sciences showed highly similar patterns. These two areas took the shortest years to reach citation peak and cited half-life. WebHalf-life measures of scientific monographs are greater than those in the humanities and social sciences; this contradicts previous findings. Citation frequency and Price's … chinese drama the romance of hua rong

Cited Half-Life of the Journal Literature Request PDF

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Citation half life

Calculating citation half-life - Statalist

WebSep 11, 2024 · Bibliometrics, Citation, Half-life, Bradford’s Law. Introduction. Any discipline becomes strong with good number of quality research works. The researchers cannot do a ... The mean half-life of all cited sources was found as 9 years. Hazarika, Sarma and Gohain (2010) studied the citation appended to the PhD dissertations in four subjects ... Webhalf-life, in radioactivity, the interval of time required for one-half of the atomic nuclei of a radioactive sample to decay (change spontaneously into other nuclear species …

Citation half life

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WebJul 1, 2012 · Factors, such as age, citation half-life, cited half-life, comments, bookmarking statistics, immediacy index, provide valuable information in complement to JIF, but do not appear to be comparable ... WebMay 23, 2024 · The half-life of a drug is an estimate of the time it takes for the concentration or amount in the body of that drug to be reduced by exactly one-half (50%). The symbol for half-life is t½. For example, if …

WebAug 9, 2024 · Based on the citation data for the following years, one can find that 3 years will be needed until the half-value (25) is reached (by summing citations from the … WebAbstract This study investigated the in-house use half-life of journals in the Library of Veterans General Hospital, Taipei, and their citation half-life, and the difference …

WebAug 9, 2024 · In this example, we have two firms "1" and "2". Firm "1" starts with 50 citations in year 1990. Based on the citation data for the following years, one can find that 3 years will be needed until the half-value (25) is reached (by summing citations from the following years). In the same manner we can calculate half-life for the other citations. Webhalf-life: [noun] the time required for half of something to undergo a process: such as. the time required for half of the atoms of a radioactive substance to become disintegrated. …

WebJul 19, 2024 · Background: Two important factors that prolong and exacerbate chronic noncancer pain (CNCP) and disability are low pain self-efficacy and loneliness. Yet, few interventions have shown long-term sustained improvements in pain self-efficacy, and there are no evidence-based treatments that target social connectedness in people living with …

WebJun 29, 2009 · The of Citation Half-Life (ID 23) and the Usage Impact Factor (ID 39) fell below the significance threshold of for , further justifying their removal as outliers. Most values range from 0.6 to 0.7 indicating a moderate but significant congruence in the rankings produced by a majority of measures. grand haven in the winterWebHalf-Life 2 is a science fiction first-person shooter computer game and the sequel to the highly acclaimed Half-Life Half-Life 2 Screenplay » ... Citation Use the citation below … grand haven indianaWebSep 1, 2024 · The most common study design was the in vitro research (55 %). The majority citation half-life is 3 - 5 and 6 - 8 year, and self-citation counts was between 1 - 5 times (n = 26). The percentage of ... grand haven indian restaurantWebresearch articles in chemistry and found that the number of citations decreased as the year of publication was closer to the current year. This author pointed to the growth of the lit … grand haven labor day bridge walkWebJul 1, 2024 · The number of citations per paper has nearly doubled in the last 20 years. Since the literature can only keep getting bigger, it makes sense that the number of … chinese drama the wolfWebMay 11, 2024 · By definition, half of a journal’s outbound citations are to items published before the Citing Half-Life, and half are to items published after the Citing Half-Life. As with Cited Half-Life, JCR caps Citing Half-Life at 10 years—any journal scoring over 10 … grand haven iowaWebApr 29, 2015 · For the newer journals, the cited half-life was just 5.1 years, but grew at a rate of 0.19 years per annum. Focusing on the journals for which we have a continuous … chinese drama the way we were eng sub ep 1