نتایج جستجو برای: science citation index

تعداد نتایج: 875696  

Journal: :JASIST 2013
Loet Leydesdorff Tobias Opthof

Citation analysis of documents retrieved from the Medline database (at the Web of Knowledge) has been possible only on a case-by-case basis. A technique is here developed for citation analysis in batch mode using both Medical Subject Headings (MeSH) at the Web of Knowledge and the Science Citation Index at the Web of Science. This freeware routine is applied to the case of “Brugada Syndrome,” a...

Journal: :J. Informetrics 2010
Jiang Li Mark Sanderson Peter Willett Michael Norris Charles Oppenheim

This paper studies the correlations between peer review and citation indicators when evaluating research quality in library and information science (LIS). Forty two LIS experts provided judgments on a five-point scale of the quality of research published by 101 scholars; the median rankings resulting from these judgments were then correlated with h-, gand H-index values computed using three dif...

2015
Paul Donner

Introduction The observed citation counts of publications can be divided by the average of a reference set of similar publications in order to get a relative impact measure. It is customary to define the reference set by publication date, scientific discipline and document type. Different document types (DT) have very different citation distributions, leading to very different results in calcul...

2003
Giorgio A. Ascoli Erik De Schutter David N. Kennedy Karl Friston Lee Harrison Lucy Lee Andrea Mechelli

1998

When starting to compile citation data from the scientific literature over 25 years ago, I aimed to create a new tool for information retrieval—the Science Citation Index (SC~. Out of this came a useful by-product: a huge and ever-increasing database containing indicators of intellectual connections among scientists and their publications. The SCZattracted the attention of historians and sociol...

Journal: :Publications 2017
Beril T. Arik Engin Arik

There are several indicators that distinguish an academic discipline, including journals, conferences, and graduate programs. One of them is the presence of academic publications in well-regarded citation indices such as Web of Science (WoS). This study explored the bibliometric characteristics of publications on “second language writing” (SLW) covered in the Social Sciences Citation Index and ...

2010
K C Garg B Dutt Suresh Kumar

An analysis of 11067 papers published by Indian scientists and indexed by Scie/lce Citatio/l!Ili!ex (SCI) CD-ROM for the year 1997 indicates that academic institutions (universities and colleges) are the major contributors to the scientific publications output. Major contribution came from 29 institutions, which contributed about 45% of the total Indian scientific output. Based on the values of...

2015
Pei-Shan Chi Wouter Jeuris Bart Thijs Wolfgang Glänzel

This study aims to gain a better understanding of communication patterns in different publication types and the applicability of the Book Citation Index (BKCI) for building indicators for use in both informetrics studies and research evaluation. The authors investigate the differences not only in citation impact between journal and book literature, but also in citation patterns between edited b...

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