Cited half-life什么意思

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August undefined, 2024

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 … WebA higher or lower cited half-life does not imply any particular value for a journal. For instance, a primary research journal might have a longer cited half-life than a journal that provides rapid communication of current information. Cited half-life figures may be useful to assist in collection management and archiving decisions.

What is Cited Half-life IGI Global

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 ... biographical study design

[1504.07479] Cited Half-Life of the Journal Literature - arXiv.org

WebCited 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 WebApr 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. biographical strategies

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

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。 WebFeb 17, 2024 · For example, in JCR 2001 the journal Crystal Research and Technology has a cited half-life of 7.0. That means that articles published in Crystal Research and Technology between 1995-2001 (inclusive) account for 50% of all citations to articles from that journal in 2001. Only journals cited 100 or more times in the JCR year have a cited … daily bread bakery aucklandWebJul 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 ... daily bread bakery mountainhome pa

"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 " - Cited half-life什么意思

Cited half-life什么意思

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 … WebCited Half-Life 中文翻譯：被引半衰期計算方式：該期刊的總被引用次數衰退一半(50%)所需要的年數，此數據只有在總被引次數大於100時提供。意義：可看出該期刊文章的影響 …

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WebCited Half-Life的计算方式为从该年往前累计，当被引用的论文篇数达到50%时，该篇论文的出版年到该年的间隔年数。 Cited Half-Life数值越高，说明该期刊过去发表的论文常被 … 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 ...

WebMay 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 … 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.

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. WebCited Half-Life. The Cited Half-Life of a journal is the median age of the articles in the journal that were cited in Clarivate Analytics' Journal Citation Reports (JCR) each year. …

WebThug 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 …

Webget a life 好好享受生活，过有意义的生活. get a life 可不是“得到一条命”，这里的 life 指的是生活。. 如果外国人觉得朋友的生活太无趣了，过的没意义，就会说 get a life ，劝他们跳出一成不变的生活，找点有意思、有意义的事情去做，这样才是真正在享受生活 ... biographical study design advantagesWebOct 6, 2024 · Aggregate Cited Half-Life: For both journals and subject categories, the cited half-life is the median age of the articles that were cited in the JCR year.It indicates the turnover rate for a body of work on a subject. Cited Half-Life: The median age of the articles cited in the JCR year.Half of a journal's cited articles were published more recently than … daily bread bakery san antonio tx broadwayWeb名词 “citation” 的动词形式是 “cite（引用）”。在引用某人的观点或作品的时候，我们可以直接在 “cite” 的后面加上作者的作品名称。比如：“I’m going to cite Shakespeare’s … daily bread bible in a yearhttp://wokinfo.com/media/mtrp/ImpactFactor_QRC.pdf biographical subsystemhttp://cmte.ieee.org/tpwrd/wp-content/uploads/sites/107/2024/09/Definition.pdf daily bread bible verse todayWebWhat is Cited Half-life. 1. A measure developed by the Institute for Scientific Information (ISI) of the number of publication years from the current year which account for 50% of the current citations received by a journal (Reitz, 2004). Learn more in: Citation Based Indicators in Evaluation of Quality and Performance of Research and Researchers. biographical subsystem meaningWebDec 16, 2024 · Cited Half-Life: journal cited half-life is the median age of the articles that were cited in the JCR year. Half of a journal's cited articles were published more recently than the cited half-life. Only those journals cited 100 or more times in the JCR year have a cited half-life. A higher or lower cited half-life does not imply any particular ... daily bread bible notes