Feb 25, 2020 the hindex quantifies the actual scientific productivity and the apparent impact of the scientist. Here youll find current best sellers in books, new releases in books, deals in books, kindle ebooks, audible audiobooks, and so much more. Within a field there are sometimes topics in which the hindices of authors grow very the meaning of the hindex 163 rapidly. Analyzing the citing articles, above and run the citation report tool. Analyzing publications for tenuretrack faculty subject and. Hirsch 2005 as a way to quantify the productivity and impact of an individual author.
The intent of the hindex is to favor researchers that publish a contiuous stream of papers which are considered highimpact. For most established researchers, the number of publications cited less than the h index value are much more numerous than the number cited more than the h index. The hindex is an authorlevel metric that attempts to measure both the productivity and citation. So if looking for stephen king you would search by s, not k. First, we calculated i for a hypothetical phd student who recently received the first citation to his first. Apr 24, 2007 the result is a single number, the hindex. Author metrics scholarly metrics guides at johns hopkins. Brands but some maybe more relevant to you than others depending on which books by the author you have read and enjoyed.
To provide the user with additional clarity scopus has included a set of visual aids that present a transparent overview of citation and publication patterns over time. For example, an hindex of 20 means there are 20 items that have 20 citations or more. The hindex does not distinguish the relative contributions of authors in multiauthor articles. Other commonly used bibliometric measures of individual scientific achievement are total number of papers published n p and total number of citations garnered n c. Scopus is an abstract and citation database that has stored and analyzed millions of publications including journal articles, as well as conference proceedings and books. The hindex represents the number citations received for. In locating someones hindex a number of methodologiesdatabases. The h index is often used to quantify an individuals research output. This page is part of a larger set of rankings for research items, serials, authors and institutions made available on this site. Each of the above links contains a bio of that author as well as all of their books listed divided into series. While theres no shortage of other reasonable metrics, the incremental usefulness of adding each number generally goes down, while the user confusion generally goes up. The h index the h index is short for the hirsch index, which was introduced by jorge e.
Authortitle index to the great books lists assembled at this site. So if an individual has an hindex of 9, that means they have 9 articles that have been cited 9 or more times. The hindex is calculated by counting the number of publications for which an author has been cited by other authors at least that same number of times. Sep 22, 2015 this paper proposes a novel index based on the number of citations, normalized by the number of authors and the date of publication, which is then scaled from 0. Finding an authors hindex assessing article and author influence. An individual hindex normalized by the number of authors has been proposed.
Or, the fortunes of a young janitor english as author. Finding an authors hindex assessing article and author. Please choose the author you wish to explore from the list below. The number of items above this line, which is h have at least h citations. It takes into account both the number of an individuals publications and their impact on peers, as indicated by citation counts. Each author page includes a biography and a searchable collection of works, many author pages also include other content such as user comments or quizzes.
The index is based on the set of the researchers most cited papers and the number of citations that they have received in other peoples publications a scientist has index h if h of hisher np papers have at least h citations each, and the other np. The h index of a researcher is the number of papers coauthored by the researcher with at least h citations each. The books homepage helps you explore earths biggest bookstore without ever leaving the comfort of your couch. Scroll down to the article that has an article number greater than its number of citations. Author impact factor impact factors library guides at. Web of science only includes citations to journal articles no books.
Below you will find a list of the authors featured on this site. The hindex can then be derived by taking the article number of the entry above the identified article. Index of the project gutenberg works of william harrison ainsworth english as author. Moreover, compared to the hindex, the accumulation of citations makes it easier for the gindex to be equal to the number of papers published by an author, and once its value equals the number of papers, subsequent citations received by these papers will no longer contribute to the growth of the gindex unless the author publishes a new paper. You can calculate the h index for a single author, multiple authors or even for selected documents. A scholars h index should reflect all the citations of journals, books and. Abbott 1838 1926 was a leading scholar of the victorian period. The hindex the hindex is short for the hirsch index, which was introduced by jorge e. The hindex is available in both a graph and a document list from the analyze author output page. The hgraph is one way of displaying and comparing the productivity and impact of published work of scholars. Apr 20, 2020 the citation report feature displays bar charts for the number of items published each year, the number of citations each year, the counts for the average number of citations per item, the number of citations per year per publication, average number of citations per year per publication, and the hindex. Amazons most read charts rank titles by the average.
Analyzing publications for tenuretrack faculty subject. For example, a search for the term machine learning has an hindex of 367 on scopus. Please note it is listed by the authors first name. There are instances of paradoxical situations for authors who have the same number of publications, with varying citation counts, but have the same h index. You can calculate the hindex for a single author, multiple authors or even for selected documents. The graph displays information as an interactive graph for authors, multiple authors, or a group of selected documents. Bookbrowse seeks out and recommends the best in contemporary fiction and nonfiction books that not only engage and entertain but also deepen our understanding of ourselves and the world around us. Dec 03, 2019 the hindex measures an individuals citation count over time.
May 04, 2020 the hindex captures output based on the total number of publications and the total number of citations to those works, providing a focused snapshot of an individuals research performance. This metric is useful because it discounts the disproportionate weight of highly cited. The hindex was developed in 2005 by jorge hirsch, a physicist at the. A number of resources are available at uic that identify cited works including. Please add the books of kate ellis particularly the wesley peterson series and elly griffiths ruth galloway series thank you for all you do. Learn how to calculate your hindex using scopus paperpile. By the author of the rollo books english as author cyrus the great makers of history english as author. A faq is available only authors registered with the repec author service are considered only works listed on repec and claimed as theirs by registered authors are counted different versions of the same work published in different series.
Similar to how the if is now be used to measure a journal or an author to their scientific field, the h index has become another. The hindex value appears on the tab label the graph includes two lines. The hindex may vary significantly depending on how long the scholar has been publishing and on the number of articles theyve published. If the scientists 18th most cited publication was cited.
Available metrics the hindex of a publication is the largest number h such that at least h articles in that publication were cited at least h times each. But even if you do not have access via your institution, you can use the free author lookup to query your hindex. Scopus is a subscriptionbased service, but when you are on the campus network, you probably have access to it. There are options for identifying authors by an assigned identification number so that you can be sure the research of a particular individual is correct, whether there is a change in the name, it is listed differently or incorrectly, or if the researcher changes institutions. The hindex shows how many papers published by the author have been. Overview of hindex, eigenfactor, impact factor if, journal citation reports, citation analysis, and other tools. The hindex measures an individuals citation count over time. The hindex together with the i10index is displayed in the panel on the right.
Apr 20, 2020 this report provides the authors hindex along with a graph, showing the number of times the author has been cited each year. For instance, an hindex of 17 means that the scientist has published at least 17 papers that have each been cited at least 17 times. The index proposed is intuitively designed in a simple way for readers to understand, with a fractional counting scheme adopted to normalize the. Given a set of articles ranked in decreasing order of the number of citations that they received, the gindex is the unique largest number such that the top g articles received together. Search for your papers as described earlier see step 2.
The hindex quantifies the actual scientific productivity and the apparent impact of the scientist. For a thorough analysis of the impact of an author or a publication, one needs to. The hindex includes citations from expanded book coverage but can be easily excluded from your calculation if desired. The hindex is based on the authors most cited papers and the number of citations they have received from other articles. For example, an author with 10 papers, where 5 papers were cited 5 times each one, hindex is 5. We have recently proposed it as a representative measure of individual scientific achievement. Join to find the hottest teen books, connect with your favorite ya authors and meet new friends who share your reading interests.
You can access an hindex from the author details, the analyze author output and the citation overview pages. When looking at the total article output for an individual, the hindex is the number of articles that have been cited at least that number of times. In the context of books, elsevier editors look at hindex as just one of a number of qualifications when considering a prospective author. This page is part of a larger set of rankings for research items, serials, authors and institutions. We use the publish or perish alternative rather than the batista et al. Clicking add and transferring this set of records into the search query use the transfer box found below the listing of author names, brings up approximately 3,600 references, as shown below.
There are a number of books, blogs, and websites that can teach you. Putting the authors name in quotations will help get better results. Displays the hindex in either graph or table form for a single author, multiple authors, or a group of selected documents the hindex is based on the highest number of papers included that have had at least the same number of citations. The hindex captures output based on the total number of publications and the total number of citations to those works, providing a focused snapshot of an individuals research performance. Feb 08, 2020 the index is based on the set of the researchers most cited papers and the number of citations that they have received in other peoples publications a scientist has index h if h of hisher np papers have at least h citations each, and the other np. The hindex is based on the highest number of papers included that have had at least the same number of citations. The hindex represents the number citations received for each of the articles in descending order. Amazons most sold charts rank books according to the number of copies sold and preordered through, amazon books stores, and books read through digital subscription programs once a customer has read a certain percentage roughly the length of a free reading sample.
Because our main aim is to produce high quality, useful resources for students and researchers around the globe a library of works that can further the progress of science by providing a strong reference. Impact factor, hindex, i10index and i20index of webology. All the books below are recommended as readalikes for h. Average number of authors per paper in different disciplines. You can use the citation report tool in web of science to determine your h index. A chart also provides the total number of times the author has been cited by others and shows figures for each article by year. For instance you have to go through a gazillion js to get to john connolly. To search by author, click the author index, a lookup link shown to the right of the search entry box. This page tells you which authors and titles are included on which great books lists. Key measures of academic influence impact of social. What is a good h index for a professor in biology compared.
Google scholar also has a special author search, where you can look up the author profiles of others. The hindex is the method used which was developed by j. This is a listing in alphabetical order of all of the authors that we currently list. Dec 03, 2019 it uses a variety of data sources to obtain the raw citations, then analyzes these and presents the metrics, such as. We then decided to estimate the range of values that our preliminary index can have. The hiindex aka individual hindex takes number of coauthors into. What is a good h index for a professor in biology compared to.
Similar to how the if is now be used to measure a journal or an author to their scientific field, the hindex has become another. A citationbased, author and agenormalized, logarithmic. Citation counts for authors citation research and impact. An index to quantify an individuals scientific research output. You can access an h index from the author details, the analyze author output and the citation overview pages. The hindex was introduced in 2005 as a metric for estimating the importance, significance and broad impact of a scientists cumulative contributions. The i10 index is a simple measurement which shows how many of the authors papers have 10 or more citations. So look for the suggested readalikes by title linked on the right. There is a check box to exclude self citations for this author or for all authors. Total number of papers and total number of citations, average citations per paper, citations per author, papers per author, and citations per year.
Publish or perish also implements an alternative individual hindex that takes a different approach. If a researcher has 15 papers, each of which has at least 15 citations, their hindex is 15. Hirsch stressed that the full career publications for an author should be. It uses a variety of data sources to obtain the raw citations, then analyzes these and presents the metrics, such as. Een wetenschappelijk onderzoeker heeft index h als h van zijn of haar in totaal n publicaties ten minste h maal geciteerd. We compute two versions, all and recent, of three metrics hindex, i10index and the total number of citations. Google scholar metrics provide an easy way for authors to quickly gauge the. It will, however, only show results for scholars with public profiles, as well as those of historical scientists like albert einstein.
In his retirement, abbott devoted himself to writing theological discussions and biographies. As an example, author a has eight publications which have been cited a total of 338 times and author b also has eight publications which have been cited a total of 28 times. Scopus incorporates the hindex to provide users with a. The h index includes citations from expanded book coverage but can be easily excluded from your calculation if desired. This report provides the authors hindex along with a graph, showing the number of times the author has been cited each year. Exploring the limitations of the hindex and htype indexes. Hirsch argues that the h index is preferable to other singlenumber. Researcher impact impact factors and citation analysis. The hindex is indicated by a horizontal line going through the year total year columns. A schoolmaster from the age of 26, abbott oversaw the education of many luminaries of the edwardian era and beyond, including prime minister h. The hindex is calculated by counting the number of publications for which an author has been cited by other authors at least that same number.
1241 1511 718 525 284 1140 23 1020 1392 505 386 1571 411 1485 95 1012 115 111 474 893 628 393 67 1676 1171 565 689 1257 466 1243 1332 720 40 642 789 53