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Cited half-life什么意思

WebAug 5, 2024 · The product of the cited half-life and the impact factor was used for further ranking. Journal half-life is the number of journal publication years, going back from the … WebDec 18, 2013 · Measuring usage half-life–the median age of articles downloaded from a publisher’s website–just 3% of journals had half-lives shorter than 12 months. Nearly 17% of all journals had usage half-lives exceeding six years. While journal usage half-lives were typically shorter for journals in the Health Sciences (median half-life: 25-36 months ...

看懂被引用之半衰期 - Enago英論閣 部落格：論文撰寫與科學研究 …

WebNov 25, 2024 · 云尔SCI. 被引用半衰期（cited halflife）. 是计算某一期刊所登的论文平均经过多长时间，仍然还会被引用。. 计算的方法是从当年往前累计，当年被引用的论文篇数达到全部的50%时，该篇论文的出版年到当年的间隔年数即为此期刊的被引用半衰期。. 半衰期的 … WebJan 6, 2024 · This metric is based on the articles published by a journal over 5 calendar years. h is the largest number of articles that have each been cited h times. A journal with an h5-index of 43 has published, within a 5-year period, 43 articles that each have 43 or more citations. Journal Cited Half-Life start from the business objectives https://threehome.net

Why are Authors Citing Older Papers? - The Scholarly Kitchen

Web被引用半衰期 (Cited Half-life) 是确定被引用期刊的年龄基准，表征的是一份期刊从当前年度向前推算引用数占截止当前年度被引用期刊的总引用数50%的年数。. 简单说就是指期刊达到50%被引用率所需要的时间，这个指标可以衡量期刊老化速度快慢的程度。. 被引 ... WebMar 7, 2024 · The total citations to the journal's 2015-2024 content makes up 19.12% of 2024 citations to the journal. When you reach the cumulative percentage mark of 50%, … start from the scratch meaning

What is Cited Half-life IGI Global

Category:看懂被引用之半衰期 - Enago英論閣 部落格：論文撰寫與科學研究 …

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Cited half-life什么意思

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WebSep 2, 2024 · SCI刊物还分为影响因子高区（大于1.105)、中区 (在1.105和0.422之间）和低区（小于0.422)3类。. 衡量期刊特性的，除了影响因子外，还有及时指数（Immediacy Index)和被引用半衰期（Cited Half Life)。. 及时指数 是指一种期刊当年发表的文献在当年被引用的次数与当年的 ... Web好了，以上我们讲解了 “quote、citation” 和 “reference” 之间的区别。. 在学术写作中，名词 “quote” 指 “直接引用的原话或者原文”，在书面写作的时候其实更常用单词 “quotation” 来表达这个意思。. 在作动词使用的时候，“quote” 的意思是 “直接引述 ...

Cited half-life什么意思

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WebCited Half-life（被引用半減期）： 引用された雑誌がその年に受けた総被引用回数を年度別に遡って、その累計百分比が50%にあたる年に至るまでを算出します。 引用論文の新しさの割合、文献が引用され続ける期間の尺度、いわゆる文献の寿命を表わすものです。 WebNov 10, 2024 · 被引用半衰期 (Cited Half-Life) 旨在計算某一期刊所出版的論文平均經過多久時間，仍然會被引用。. 理論上是將統計資料庫所有收納的期刊論文在當年引用該期刊之論文，根據引用論文出版年份的篇數由當年開始往回累計，當被引用的論文篇數達到全部 …

WebJul 7, 2016 · SCI (Science Citation Index)是ISI（Institute Scientific Information）做的数据库，其特点为：. 1.SCI不是出版商，只是数据库，不是具体某篇文章内容版权的拥有者；所以在SCI里面，能看到只是题目+摘要+参考文献；. 2.SCI自己有一个自己确定的期刊列表，SCI只是从出版商处抓取 ... Web1.519. 0.924. Impact factors are generally calculated based on a three-year period. For example, the 2024 impact factor for a journal would be calculated as follows: 2024 Impact Factor = A / B. where A = number of times articles published in 2024-2024 were cited during 2024 and B = number of articles published in 2024-2024.

Web1. The principle of sensor digital sum calculated technology is discussed,and the application of digital sum calculated technology in steel works of Shijiazhuang Iron … Web3! Lastly,!nearly!17.5%!ofcited!halfAlife!observationswerelistedinthedatasetas>10, meaning!a!halfAlifegreaterthan10years.Theseobservationswererecodedas11sothat

WebDec 8, 2024 · Aggregate Cited Half Life: An indicator of the turnover rate for a body of work on a subject. "The aggregate citing half-life is calculated the same way as the journal citing half-life, and its significance is comparable. For a subject category, the citing half-life is the median age of articles cited by journal in the category in the JCR year.

Web* Cited Half-life, età media delle citazioni ricevute - metà periodo. Per una data rivista, si calcola sommando il numero di anni di pubblicazione, a partire da quello in corso e andando a ritroso nel tempo, nei quali è stato registrato il 50% del totale delle citazioni ricevute da quella rivista nell'anno in corso. Se, ad esempio, nel 2009 ... start from the bottom drakeWebMay 11, 2024 · Cited Half-Life is a good measure if you are interested in looking at a journal and finding out if older or newer material is receiving attention. Conversely, … start from the heartWebMay 3, 2024 · Journal cited half-life counts all the journal citations during one calendar year and calculates the median article publication date—half of the cited articles were … start from this weekWebApr 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 … peter weyer iowaWebApr 29, 2015 · By definition, half of the articles in a journal will be older than the cited half-life; the other half will be younger. The concept of half-life can also be applied to article downloads. For the entire dataset of journals, the mean weighted cited half-life was 6.5 years, which grew at a rate of 0.13 years per annum. peter whalen obituaryWebCited half-life: どれだけ長く引用され続けたか Eigen Factor: 影響力の強い雑誌に引用されているか Article Influence: 個々の文献の平均的な影響度 表示の方法は、2、3ページ参照。 インパクトファクターの推移 インパクトファクターは、引用された数÷論文数で求めら peter whalley writerWebThug Life源自2Pac语，他也将这句纹在了腹部。字面含义是暴徒生涯没错，加上2Pac的张狂处事风格，自然会让人往Gangsta，OG这些方向靠，但他并不是帮派成员。有个答案说这是2Pac的一首歌，怎么说呢，《Thug 4 Life》这歌是2Pac死后2004年发表的专辑（怎么看 … peter weygandt selection