Researchers suggest that the use of hindex for the purpose of the evaluation of research performance, its dependencies like the academic career, and the. Therefore, a novel score sci for an article i based on citation counting was. This means that there is redundancy between most of the h index variants and. Since the h index is easy to obtain, we run the risk of indiscriminate use, such as relying only on it for the assessment of scientists. The h index is a means of measuring scientists impact on their field, determined from two quantities. Number h of works that each have at least h citations. Robison lives in the rocky mountains in a house not too far from elk pastures. Citation analysis and hindex pharmacy and pharmaceutical. The second one is that the h index provides only a little information, the only possible values are likely 3,4 and 5 which can be increased with some luck. His wife, erin, is a better person than he will ever be, and their three kids cause mischief andor joy.
This page is part of a larger set of rankings for research items, serials, authors and institutions made available on this site. Finding the blue book value of your new and used firearms, including pistols, rifles, shotguns, airguns, and blackpowder guns is easy with the number one source of gun pricing. However, taking into consideration the associated flaws of the h index, a diversified set. Hence an academic with an h index of 5 could theoretically have a total of 25 citations 5 for each paper, but could also have more than a citations 4 papers with 250 citations each and one paper with 5 citations. The h index is a metric for evaluating the cumulative impact of an authors scholarly output and performance. Think of it as the intersection of productivity papers published and recognition citations. Which variant fairly assess authors achievements rosy jan university of kashmir, srinagar, india and riyaz ahmad university of kashmir, srinagar, india source title. It combines an assessment of both quantity number of publications and quality references to those publications by counting a researchers most cited works, and the number. In denmark, new university legislation was passed in 2003. Jan 06, 2012 many variants of the hindex have been proposed to get round these problems, but theres no perfect answer and one great virtue of the hindex is its simplicity, which means its pros and cons are.
Abstract in this study, we examined empirical results on the h index and its most important variants in order to determine whether the variants. This has raised doubts about its usefulness for predicting future scientific achievements. Are there better indices for evaluation purposes than the h. Mar 25, 2021 the us government in coordination with eli lilly said it will no longer distribute the covid19 monoclonal antibody therapy bamlanivimab for use on its own. The hindex, or the academic equivalent of the stags antlers. The h index is a quantitative metric based on analysis of publication data using publications and citations to provide an estimate of the importance, significance, and broad impact of a scientists cumulative research contributions. The hindex is also known as the hirsch index and hirsch number. Variantarg describes arguments passed within dispparams, and variant to specify variant data that cannot be passed by reference. Institutions are then attributed to the country or state of their. The h index as a measure of both the quantity and quality of scholarly achievement is considered quite reliable and robust, so it has proved incredibly popular and is now applied not only to individual researchers, but also to research groups and projects, to scholarly journals and publishers, to academic and scientific departments, to entire universities and even to entire countries. It also presents the results of a comprehensive study of 337 tenuretrack faculty in top10 universities and 215. In this study, we examined empirical results on the h index and its most important variants in order to determine whether the variants developed are associated with an incremental contribution for ev.
Mcgrawhills connect is a webbased assignment and assessment platform that helps you connect your students to their coursework and to success beyond the course. The h index is cumulative and cannot provide an indication of recent productivity. Hirsch in 2005 and published in the proceedings of the national academy of sciences of the united states of america. The prime source of examples was the dc multiverse, and to be a full specification this needs to be expanded to cover similar situations that arise with other. In the scientific community, different parameters such as, publications, citations, hindex and different variants of hindex are.
A comparison of nine different variants of the h index using data. Find hindex for sorted citations using binary search. The h index is intended to be comparable within the same field. Only a few papers that even mention the h index have appeared in the pathology and laboratory medicine literature. Is there a utility in the standard library to get the index of a given type in std variant. The first one is the h index will change rapidly with time, particularly for new graduated phd students with only few years of publication history. Jacob ugath was later changed to jacobugath by cowdery in p. Evaluation of hindex, its variants and extensions based on. The h core of a publication is a set of top cited h articles from the publication.
Utilizing the hirsch index h and some of its variants for an exploratory factor analysis we discuss whether one of the most important hirschtype indices. The scientific community has proposed diversified set of parameters to rank researchers, including publications, citations, hindex, different. The h index is also known as the hirsch index and hirsch number. A novel bibliometric index with a simple geometric interpretation.
The hindex, or the academic equivalent of the stags. A comparison of nine different variants of the h index using data from biomedicine. The h index, like a cited reference count, is a measure of scholarly significance. The hindex is an authorlevel metric that measures both the productivity and citation impact of the publications of a scientist or scholar. Which variant fairly assess authors achievements on the publishers website for pricing and purchasing information. Nevertheless, the hindex and its variants do not normally take into account the full citation list of a researcher. The h index is defined as the maximum value of h such that the given authorjournal has published h papers that have each been cited at least h times. As a useful index to characterize the scientific output of a researcher.
Feb 06, 2016 the h index ignores the number of citations to each individual article beyond what is needed to achieve a certain h index. Hindex evaluation based on scientific publishing libguides at. Calculating the hindex for example, consider a researcher has published total 10 papers. Journal of the american society fo r information science and technology, 595, 830837. Wells has created a compelling closed society, with characters that live and breathe on the page. A multilevel metaanalysis of studies reporting correlations between. For example, the publication above has the h core with three articles, those cited by 17, 9, and 6. Find out more about john bond and his publishing consulting pr. A persons h index located through publish or perish is often higher than the same persons index located by means of isis web of science. Mar 17, 2021 the h index can be calculated by searching for an authors name and creating a citation report in web of science. Jan 28, 2021 variant strains of coronavirus have been turning up across the us, including new types seen first in the uk, south africa and brazil. This is a disadvantage of the h index which egghe has tried to overcome through a new index, called g index egghe, 2006b. Novel bibliometric indices were created to reflect the number of h core articles that accounted for primary hp, senior hs or internal authorship. Download it once and read it on your kindle device, pc, phones or tablets.
What is a good hindex required for an academic position. It gives a rough estimate on the productivity of a journal over a long time period. The results of the analysis indicate that with the hindex and its variants, we can assume that there are two types of indices. Use features like bookmarks, note taking and highlighting while reading variant. Schreiber and giustini 1 chose to highlight the variance in h index using nobel laureates, although members of the national academy of sciences might be more relevant with a. Although the references proposed variants may be conceptualized differently than the bornmann, l. Abstract h index is an accepted norm to rank scientists and makes them eligible for various professional benefits. The h median of a publication is the median of the citation counts in its h core.
This short video by john bond of riverwinds consulting discusses h index. Publishing in a high h index journal maximizes your chances of being cited by other authors and, consequently, may improve your own personal h index score. The index is designed to improve upon simpler measures such as the total number of citations or publications. The h index and some related bibliometric indices have received a lot of attention from the scientific community in the last few years due to some of their good properties easiness of computation, balance between quantity of publications and their impact and so on. 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. Apart from the many variants proposed to overcome its limitations.
The h index has attracted a lot of attention since it was first proposed in 2005. Ks h cgc books, j scott campbell variants, other comics. The h index is an alternative to the if when evaluating the impact of journals based on citation information. Evaluation of hindex and its qualitative and quantitative variants in. In the marked list, you will find the option to create citation report. Research into the development of new hindex variants and, more generally. Some of the giants in the highest h index scores are journals from top universities, like oxford university, with the highest score being. New variants of the h index to account for variations in author contribution. Pdf do we need the h index and its variants in addition.
Check if the middle element of the citation is less than the index. Abstract hindex is an accepted norm to rank scientists and makes them eligible for various professional benefits. Variant is the kind of book you race through, unable to stop even though youre eyes are tired and its late at night. However, this is always available on pubmed and on the curriculum vitae of the candidate. To check if a given value is possible or not, check if citationsvalue is greater than or equal to value. Authors with multiple affiliations are attributed to each according to the weights they have set to each in their profile, or by default according to a formula described here. Book one in the variant series kindle edition by edge, t.
The hindex correlates with obvious success indicators such as winning the nobel prize, being accepted for research fellowships and holding positions at top universities. Wilsons book on sociobiology that was published in 1975 17. The h index corrects for the disproportionate weight of highly cited publications or publications that have not yet been cited. The original article by hirsch is available at the hindex is an easily computable index, which gives an estimate of the importance, significance and broad impact of a scientists cumulative. Are there better indices for evaluation purposes than the h index. Not really a dystopian, but with the chills and twists of a boarding school that creates a dystopianesque atmosphere. Hindex and academic medicine american journal of clinical. The index is based on the set of the scientists most cited papers and the number of. The h index and some related bibliometric indices have received a lot of attention from the scientific community in the last few years due to some of their good.
This site provides values and information on firearms in a convenient online pricing guide format, and allows you to find out what your used guns are worth. We first examine how authorship, hindex of individuals and journal. Here, i investigate a variant that considers only recent publications and is therefore more useful in academic hiring processes and for the allocation of research resources. To describe the hindex as a measure of scientific output.
H index is an accepted norm to rank scientists and makes them eligible for various professional benefits. These are the articles that the h index is based on. It combines an assessment of both quantity number of publications and quality references to those publications by counting a researchers most cited works, and the number of citations those works have received in other publications. The h index is an authorlevel metric that measures both the productivity and citation impact of. Of course, there could be many same types on std variant s list, so this operation is not a bijection, but it isnt a. Variant was a publishers weekly best book and a yalsa quick pick for reluctant readers. Apr 30, 2020 the h index, which has since become triumphant, had not yet been invented. Novel bibliometric indices were created to reflect the number of h core articles that accounted for primary h p, senior h s or internal authorship h. Aug 18, 2020 basically, hindex is the largest number such that a number of publications have at least the same number of citations. Initialize the search range for the binary search as 0 to n. H index showing your activeness in your research and also the importance of your research to. Oct 01, 2009 the results of the analysis indicate that with the h index and its variants, we can assume that there are two types of indices. Finding an authors hindex assessing article and author. However, the h index was introduced in 2005 hirsch, 2005, comprising in a single indicator a measure of quantity and impact of the scienti.
266 147 925 719 310 232 614 101 254 660 1494 591 1413 1232 193 931 978 1323 122 1097 1420 681 489 1367 220 1573 1572 1737 269 1273 114 1725 509 1613