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Google Scholar is a freely accessible web search engine that indexes the full text or metadata of scholarly literature across an array of publishing formats and disciplines. . Released in beta in November 2004, the Google Scholar index includes peer-reviewed online academic journals and books, conference papers, theses and dissertations, preprints, abstracts, technical reports, and other ...
The main academic full-text databases are open archives or link-resolution services, although others operate under different models such as mirroring or hybrid publishers. Such services typically provide access to full text and full-text search, but also metadata about items for which no full text is available.
The h-index is an author-level metric that measures both the productivity and citation impact of the publications, initially used for an individual scientist or scholar. The h -index correlates with success indicators such as winning the Nobel Prize, being accepted for research fellowships and holding positions at top universities. [ 1]
The i-10 index indicates the number of academic publications an author has written that have been cited by at least 10 sources. It was introduced in July 2011 by Google as part of their work on Google Scholar. [12] RG Score: ResearchGate Score or RG Score is an author-level metric introduced by ResearchGate in 2012. [13]
Total citations, or average citation count per article, can be reported for an individual author or researcher. Many other measures have been proposed, beyond simple citation counts, to better quantify an individual scholar's citation impact. [20] The best-known measures include the h-index [21] and the g-index. [22]
Microsoft Academic gained prominence because it profiled authors, organizations, keywords, and journals [4] and made the dataset available as open data, in contrast to Google Scholar. The search engine indexed over 260 million publications, [ 5 ] 88 million of which are journal articles.
On the other hand, the Web of Science is able to associate Google Scholar with other solutions, for example, Endnote. [18] In other words, Google Scholar covers a larger range of research studies, yet have included bibliographic problems, for example, author sequence, different paper title, etc. ResearcherID has a relatively smaller coverage ...
Physical Review Letters (PRL), established in 1958, is a peer-reviewed, scientific journal that is published 52 times per year by the American Physical Society.As also confirmed by various measurement standards, which include the Journal Citation Reports impact factor and the journal h-index proposed by Google Scholar, many physicists and other scientists consider Physical Review Letters to be ...