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Related papers: Methods for estimating the size of Google Scholar

200 papers

The paper discusses and analyzes the scientific search service Google Scholar (GS). The focus is on an exploratory study which investigates the coverage of scientific serials in GS. The study shows deficiencies in the coverage and…

Digital Libraries · Computer Science 2019-01-15 Philipp Mayr , Anne-Kathrin Walter

Since repositories are a key tool in making scholarly knowledge open access, determining their presence and impact on the Web is essential, particularly in Google (search engine par excellence) and Google Scholar (a tool increasingly used…

Digital Libraries · Computer Science 2014-06-18 Enrique Orduña-Malea , Emilio Delgado Lopez-Cozar

Despite citation counts from Google Scholar (GS), Web of Science (WoS), and Scopus being widely consulted by researchers and sometimes used in research evaluations, there is no recent or systematic evidence about the differences between…

Digital Libraries · Computer Science 2019-03-14 Alberto Martín-Martín , Enrique Orduna-Malea , Mike Thelwall , Emilio Delgado López-Cózar

The launch of Google Scholar Citations and Google Scholar Metrics may provoke a revolution in the research evaluation field as it places within every researchers reach tools that allow bibliometric measuring. In order to alert the research…

Digital Libraries · Computer Science 2013-02-22 Emilio Delgado Lopez-Cozar , Nicolas Robinson-Garcia , Daniel Torres-Salinas

The study of highly cited documents on Google Scholar (GS) has never been addressed to date in a comprehensive manner. The objective of this work is to identify the set of highly cited documents in Google Scholar and define their core…

This article uses Google Scholar (GS) as a source of data to analyse Open Access (OA) levels across all countries and fields of research. All articles and reviews with a DOI and published in 2009 or 2014 and covered by the three main…

Digital Libraries · Computer Science 2018-07-26 Alberto Martín-Martín , Rodrigo Costas , Thed van Leeuwen , Emilio Delgado López-Cózar

Attempts to understand the consequence of any individual scientist's activity within the long-term trajectory of science is one of the most difficult questions within the philosophy of science. Because scientific publications play such as…

Information Retrieval · Computer Science 2007-05-23 Richard K. Belew

Microsoft Academic is a free academic search engine and citation index that is similar to Google Scholar but can be automatically queried. Its data is potentially useful for bibliometric analysis if it is possible to search effectively for…

Digital Libraries · Computer Science 2017-11-27 Mike Thelwall

Microsoft Academic is a free citation index that allows large scale data collection. This combination makes it useful for scientometric research. Previous studies have found that its citation counts tend to be slightly larger than those of…

Digital Libraries · Computer Science 2017-11-27 Mike Thelwall

Discovering and making sense of relevant research literature is fundamental to becoming knowledgeable in any scientific discipline. Visualization can aid this process; however, existing tools' adoption and impact have often been…

Human-Computer Interaction · Computer Science 2021-10-28 Kevin Li , Haoyang Yang , Anish Upadhayay , Zhiyan Zhou , Jon Saad-Falcon , Duen Horng Chau

Google Scholar is one of the top search engines to access research articles across multiple disciplines for scholarly literature. Google scholar advance search option gives the privilege to extract articles based on phrases, publishers…

Digital Libraries · Computer Science 2025-09-12 Shrabani Ghosh

Despite the advancements in search engine features, ranking methods, technologies, and the availability of programmable APIs, current-day open-access digital libraries still rely on crawl-based approaches for acquiring their underlying…

Information Retrieval · Computer Science 2016-04-19 Sujatha Das Gollapalli , Krutarth Patel , Cornelia Caragea

The purpose of this study is to ascertain the suitability of GS's url-based method as a valid approximation of universities' academic output measures, taking into account three aspects (retroactive growth, correlation, and coverage). To do…

Digital Libraries · Computer Science 2020-06-02 Enrique Orduna-Malea , Selenay Aytac , Clara Y. Tran

Objective. To analyse quantitatively the articles published during 2008_2017 about the academic social networking site ResearchGate. Methods. A scoping bibliometric review of documents retrieved using Google Scholar was conducted, limited…

Digital Libraries · Computer Science 2019-08-26 Prieto-Gutierrez , Juan Jose

Most currently available schemes for performance based ranking of Universities or Research organizations, such as, Quacarelli Symonds (QS), Times Higher Education (THE), Shanghai University based All Research of World Universities (ARWU)…

Digital Libraries · Computer Science 2020-06-28 Aparna Basu , Deepika Malhotra , Taniya Seth , Pranab K. Muhuri

In November 2012 the Google Scholar Metrics (GSM) journal rankings were updated, making it possible to compare bibliometric indicators in the 10 languages indexed and their stability with the April 2012 version. The h-index and h 5 median…

Digital Libraries · Computer Science 2013-10-24 Enrique Orduna-Malea , Emilio Delgado Lopez-Cozar

Number of published scholarly articles is growing exponentially. To tackle this information overload, researchers are increasingly depending on niche academic search engines. Recent works have shown that two major general web search…

Information Retrieval · Computer Science 2017-01-11 Anasua Mitra , Amit Awekar

The new web-based academic communication platforms do not only enable researchers to better advertise their academic outputs, making them more visible than ever before, but they also provide a wide supply of metrics to help authors better…

Digital Libraries · Computer Science 2018-04-17 Alberto Martín-Martín , Enrique Orduna-Malea , Emilio Delgado López-Cózar

The rate at which scholarly literature is being produced has been increasing at approximately 3.5 percent per year for decades. This means that during a typical 40 year career the amount of new literature produced each year increases by a…

Information Retrieval · Computer Science 2022-12-21 Michael J. Kurtz , Edwin A. Henneken

h-index retrieved by citation indexes (Scopus, Google scholar, and Web of Science) is used to measure the scientific performance and the research impact studies based on the number of publications and citations of a scientist. It also is…