منابع مشابه
Citation data analysis on hydrogeology
This article explores the status of research in hydrogeol-ogy using data mining techniques. First we try to explain what citation analysis is and review some of the previous work on citation analysis. The main idea in this article is to address some common issues about citation numbers and the use of these data. To validate the use of citation numbers, we compare the citation patterns for Water...
متن کاملThe Effects of Co-citation Proximity on Co-citation Analysis
In this paper we investigate the effects of co-citation proximity on the quality of co-citation analysis through four experiments of co-citation instances found in full-text scientific publications. First, we compared the distributions of co-citation instances at four levels of proximity in journal articles with the traditionally used article-level co-citation counts. Second, we analyzed how co...
متن کاملthe more publication, the higher impact factor: citation analysis of top nine gastroenterology and hepatology journals
background the impact factor (if), as the most important criterion for journal’s quality measurement, is affected by the self-citation and number of publications in each journal. objectives to find out the relationship between the number of publications and self-citations in a journal, and their correlations with if. materials and methods self-citations and impact factors of nine top gastroente...
متن کاملCitation analysis
Introduction This chapter presents a critical review of the theories that have formed and/or continue to form the basic assumptions underlying citation analysis. Unless stated otherwise, the term citation is used synonymously with the term bibliographic reference. Citation analysis is consequently taken to represent the analysis of bibliographic references, which form part of the apparatus of s...
متن کاملCitation Proximity Analysis (CPA) – A new approach for identifying related work based on Co-Citation Analysis
This paper presents an approach for identifying similar documents that can be used to assist scientists in finding related work. The approach called Citation Proximity Analysis (CPA) is a further development of co-citation analysis, but in addition, considers the proximity of citations to each other within an article‟s full-text. The underlying idea is that the closer citations are to each othe...
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ژورنال
عنوان ژورنال: Nature
سال: 1995
ISSN: 0028-0836,1476-4687
DOI: 10.1038/378760b0