Post on 27-Jan-2015
description
Bibliometrics Resources: Oldies, (new) Goodies, and Freebies
Special Libraries Association Annual ConferenceSunday, June 8, 2013
Vancouver, BC, Canada
Elaine M. Lasda BergmanSenior Assistant LibrarianUniversity at Albanyelasdabergman@albany.edu
Bibliometrics
Photo source: http://upload.wikimedia.org/wikipedia/commons/thumb/1/18/%22Citation_needed%22.jpg/1024px-%22Citation_needed%22.jpg
• Citation count• Impact Factor• Immediacy Index• Citation Half-Life
Origins of Bibliometrics
Photo: http://www.chemheritage.org/Discover/Collections/Oral-Histories/Details/asset_upload_file66_69008_thumbnail.jpg
• Number of times cited• Does not take into account– Materials not included in citation database– Self citations (possibly)
Citation Count
Photo source: http://pixabay.com/static/uploads/photo/2011/06/17/14/25/abacus-7935_640.jpg
Journal Impact Factor
Journal Citation Reports
Number of citations to a journal in a given year from articles occurring in the past 2 years
Divided by the number of scholarly articles published in the journal in the past 2 years
• Domain/Discipline Specific• 2 Year Time Frame• Adequacy of Journal Coverage• Impact = Quality???
Concerns
http://fc08.deviantart.net/fs71/f/2012/262/5/c/free_vector_icon_high_quality_guarantee_badge_by_melaychie-d5fb272.jpg
Newer, Bigger Concerns with JIF
http://www.theguardian.com/science/political-science/2013/may/17/science-policy
New Twists on an Old Theme
What is that H-index, anyway?
http://proj.ncku.edu.tw/research/commentary/e/20080815/images/0808110317430yfDpK.jpg
1 2 3 4 5 6 70
5
10
15
20
25
30
H-indexScholar AScholar B
Article Number
Num
ber o
f Cita
tionsH-index Example
Scholar A Scholar B
10 2710 129 58 47 46 26 2
56 citations 56 citations6 h-index 4 h-index
Influence of Google Page Rank
Source: http://commons.wikimedia.org/wiki/File:PageRank-hi-res.png#file created by Felipe Micaroni Lalli
Some Citations are More Important
Than Others
Sources of Citation Data
Free Web Sources Using WoS Data
Science Watch
http://sciencewatch.com/
Free Web Sources Using SCOPUS data
Free Web Sources Using Google Scholar
Publish or Perish
http://www.harzing.com/resources.htm#/pop.htm
PoP Metrics• Papers• Citations• Cites/paper• Cites/author• Papers/Author• Authors/Paper• H index• G index
• Hc Index• HI index• HI, Norm• Hm Index• E-index• AWCR• Per Author AWCR
Google Scholar Citations
http://scholar.google.com/intl/en/scholar/citations.html
Other Assorted Tools
http://upload.wikimedia.org/wikipedia/commons/4/4d/Woodworking_tools.jpg
Microsoft Academic
http://academic.research.microsoft.com/
Keep In Mind• Journal Quality ≠ Article Quality• Citing a work ≠ Agreement • Self Citations• Pattern Variance from Domain to Domain
Also…
• Trend vs. citation count
• Database Coverage
• Non-scholarly publications
Thank You for coming
Elaine M. Lasda BergmanUniversity at Albanyelasdabergman@albany.edu
http://www.slideshare.net/librarian68/