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Introduction to webometrics(13 mar2011)

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  • 1. Introduction to Webometrics
    Quantitative Web Research for the Social Sciences
    Myunggoon Choi
    Media and Communication, Yeungnam University
    qksil1630@gmail.com
    Myunggoon.choi@gmail.com
    • 영남대2011년 1학기 <웹보메트릭스의 이해> 강의 (박한우 교수) 발표과제
    • 2. 이 슬라이드는 Mike Thelwall의 ‘Introduction to Webometrics’의 1장을 정리한 자료입니다.
  • 3.
  • 4. Cybermetrics Lab,
    Aresearch group of the Spanish National Research Council (CSIC)
    http://www.webometrics.info
  • 5.
    • Design and Weighting of Indicators
    a) The volume of the Web contents (number of web pages and files)and b) the visibility and impact of these web publicationsaccording to the number of external inlinks (site citations) they received
  • 6.
    • Design and Weighting of Indicators
  • 7. Yeungnam University
    1336 / 12000 universities
  • 8.
  • 9.
  • 10. Contents
    History and Definition
    Aspects of Web
    New and Old Problem (Web-Based Phenomena
    and Offline Phenomena Reflected Online
    1.
    2.
    3.
  • 11. History and Definition
    1
  • 12.
    • Definition
    The study of web-based phenomena using quantitative techniques and drawing upon informetricmethods.
    (Björneborn and Ingwersen, 2004)
  • 13.
    • Informetric method
    The production, dissemination and use of all forms of information, regardless of its form or origin.
    Ex. Citation analysis
  • 14.
    • History
    - The term
    Being coined in print by an article, which identified the web as an important source for measuring documents and information
    (Almind and Ingwersen, 1997)
  • 15.
  • 16.
    • History
    - AltaVista
    • Web search engine owned by Yahoo! and launched on 15 December 1995
    • 17. Providing large-scale link measurements
    • 18. A study in each Scandinavian country
    • A study in each Scandinavian country
    A study that included a count of the number of web pages in each Scandinavian country that linked to the pages of each other Scanadinavian country
    (Ingwersen, 1998)
  • 19.
    • Three types of Webometrics
    (Web-based measurement research)
    Link analysis
    The reliability and coverage of search engines
    Changes in the content of the web or individual collections of web pages
    (Bar-Ilan, 2004)
  • 20.
    • Cybermetrics
    a) Arising in parallel with the development of Webometrics, b)Being used to describe the same research as webometricsand c) Preferred in Spain
  • 21.
    • The difference between two terms
    Being resolved by allowing cybermetrics to be more general – referring to non-web Internet research, such as email or newsgroup studies, in addition to web research
    (Björneborn and Ingwersen, 2004)
  • 22. Aspects of Web
    2
  • 23. Webometrics is concerned with measuring aspects of the web:
    a)web sites, b)web pages, c)parts of web pages, d)words in web pages, e)hyperlinks, f)web search engine results.
  • 24.
    • Huge scale
    1. The number of web sites
    2. The number of web pages
    3. The number of blogs
  • 25.
    • Small scale
    1. The number of web sites in Korea
    2. The number of web pages in the CNN
    3. The number of blogs mentioning Barack Obama before the 2008 presidential campaign
  • 26. New and Old Problem
    3
  • 27.
    • New Problem
    - Web-Based Phenomena
    Election web sites
    Online academic communication
    Bloggers as amateur journalists
    Social networking
  • 28.
    • Old Problem
    - Offline Phenomena Reflected Online
    The impact of spread of ideas
    Public opinion
    Informal scholarly communication
  • 29.
    Case
  • 30.
    • 데이터 과학, '소셜'을 분석하다
    <출처> 과학동아
  • 31.
    • 의원님 ‘사적 정보’ 과학으로 엿보다
    <출처> 시사IN
  • 32. Questions
  • 33. Thank you
    Myunggoon Choi
    Media and Communication, Yeungnam University
    qksil1630@gmail.com
    Myunggoon.choi@gmail.com

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