Library Management

Download Academic search engines : a quantitative outlook by Jose Luis Ortega PDF

By Jose Luis Ortega

ISBN-10: 1843347911

ISBN-13: 9781843347910

Academic se's: intends to run throughout the present landscape of the tutorial se's via a quantitative procedure that analyses the reliability and consistence of those providers. the target is to explain the most features of those engines, to spotlight their benefits and disadvantages, and to debate the results of those new items sooner or later of clinical verbal exchange and their influence at the learn size and evaluate. in brief, educational se's offers a precis view of the recent demanding situations that the internet set to the medical job throughout the such a lot novel and cutting edge looking out prone to be had on the internet.

  • This is the 1st method of study se's completely addressed to the study neighborhood in an integrative instruction manual. the newness, expectation and usability of lots of those providers justify their analysis.
  • This e-book isn't really simply an outline of the internet functionalities of those providers; it's a medical evaluation of the main amazing features of every platform, discussing their value to the scholarly conversation and learn evaluation.
  • This e-book introduces an unique technique in line with a quantitative research of the lined facts throughout the large use of crawlers and harvesters which permit moving into intensity into how those engines are operating. Beside of this, a close descriptive assessment in their functionalities and a serious dialogue approximately their use for clinical group is displayed.

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5 million documents). 31 Academic Search Engines ‘Journal sources’ corresponded to the online publishing platforms of the world’s principal scientific publishers, such as ScienceDirect (Elsevier), SpingerLink (Springer) or Wiley Online Library (Wiley), although it also included information services other than publishers’ web platforms. For example, PubMed is simply a bibliographic database specializing in biomedicine which does not provide access to full-text papers. Moreover, PubMed Central is a web gateway to access biomedical open journals that could be better located in ‘Preferred web sources’.

Perhaps, from a scientometric point of view, this application can help indicate the probability of one author collaborating with another one and hence forecast scientific dynamics, but I have doubts about the usefulness of CollabSeer in searching for future partners. ƒ SeerSeer is an experimental development authored by Pucktada Treeratpituk, a member of the CiteSeerx research team. Based on the CiteSeerx digital library, it acts as a search engine to locate experts in certain knowledge areas (although the majority of the documents come from the field of computer science).

7). 7 Results page from the query: documents published between 0 and 1900 (17 February 2014) aforementioned problems on the absence of the indexation of erroneous data suggest that these failures may be more numerous than just those observed. A crawl was carried out to obtain information on these nonretrievable mistakes and to make an estimation of the size of the problem. I automatically crawled 150,000 document pages randomly selected using an SQL script during February 2014. 2 per cent were removed documents.

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