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Presentation for GIRS

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Wouter Gerritsma
Wouter Gerritsma

Citation analysis

TechnologyEducation
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Citation analysis Wouter Gerritsma Information Specialist Wageningen UR Library
Citation analysis ,[object Object],[object Object],[object Object]
Tools at hand ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]
Journal Citation Reports ,[object Object],[object Object],[object Object],[object Object],Cited half-life 50% citations 50% citations 3 1 Immediacy index Window Impact Factor Window
Impact factor ,[object Object],[object Object],[object Object]
50 % of articles generate nearly 90% af all citations Seglen, P. O. (1997). Why the impact factor of journals should not be used for evaluating research. BMJ 314 (7079): 497-502. http://bmj.bmjjournals.com/cgi/content/full/314/7079/497
Web of Science ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]
Retrieving citations in WoS ,[object Object],[object Object],[object Object],[object Object],[object Object]
Essential Science Indicators (ESI) ,[object Object],[object Object],[object Object],[object Object],[object Object]
How do we compare numbers? ,[object Object],[object Object]
Baseline mathematics
Baseline Molecular Biology
Steps in citation analysis ,[object Object],[object Object],[object Object],[object Object],[object Object]
Considerations when publishing ,[object Object],[object Object],[object Object],[object Object]
NAMES ! ,[object Object],[object Object],[object Object],[object Object]
 
Results
WIMEK publications and their impact 47 335 1.66 14.50 26524 1829 All years 1 30 1.41 1.76 402 228 2004 5 37 1.53 4.70 1052 224 2003 6 38 1.57 8.33 1658 199 2002 7 36 2.11 14.83 2758 186 2001 4 31 1.55 13.35 2337 175 2000 5 32 1.53 17.03 3014 177 1999 5 39 1.47 17.85 3391 190 1998 5 37 1.90 25.04 4156 166 1997 7 30 1.83 26.88 4139 154 1996 2 35 1.87 27.62 3590 130 1995 Papers in top 1% Papers in top 10% RI Cits/ Pubs Cits Pubs Year
Evaluation of a research institute 1,84 2,26 2,08 2,06 Overall impact 1,73 0.57 1,70 Microbiology 1,11 1,81 1,73 Clinical medicine 1,76 1,76 Chemistry 1,09 0,44 1,55 0,91 Biology & biochemistry 3,60 3,87 3,86 3,82 Agricultural Sciences Group 3 Group 2 Group 1 All groups
Evaluation of candidates 0 3 0,83 0,58 0,75 346 57 e 3 16 1,94 1,69 1,86 1886 88 d 0 8 0,9 1,39 1,15 972 93 c 1 17 1,95 1,84 1,93 498 65 b 2 4 1,52 1,76 1,64 1565 80 a #papers top 1% #papers top 10% RI 1999-2003 RI 1994-1998 Relatieve Impact #Citations # Papers 1994-2003 Author
Leestip ,[object Object],[object Object]
 

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Presentation for GIRS

  • 1. Citation analysis Wouter Gerritsma Information Specialist Wageningen UR Library
  • 2.
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  • 6. 50 % of articles generate nearly 90% af all citations Seglen, P. O. (1997). Why the impact factor of journals should not be used for evaluating research. BMJ 314 (7079): 497-502. http://bmj.bmjjournals.com/cgi/content/full/314/7079/497
  • 7.
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  • 13.
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  • 15.
  • 16.  
  • 18. WIMEK publications and their impact 47 335 1.66 14.50 26524 1829 All years 1 30 1.41 1.76 402 228 2004 5 37 1.53 4.70 1052 224 2003 6 38 1.57 8.33 1658 199 2002 7 36 2.11 14.83 2758 186 2001 4 31 1.55 13.35 2337 175 2000 5 32 1.53 17.03 3014 177 1999 5 39 1.47 17.85 3391 190 1998 5 37 1.90 25.04 4156 166 1997 7 30 1.83 26.88 4139 154 1996 2 35 1.87 27.62 3590 130 1995 Papers in top 1% Papers in top 10% RI Cits/ Pubs Cits Pubs Year
  • 19. Evaluation of a research institute 1,84 2,26 2,08 2,06 Overall impact 1,73 0.57 1,70 Microbiology 1,11 1,81 1,73 Clinical medicine 1,76 1,76 Chemistry 1,09 0,44 1,55 0,91 Biology & biochemistry 3,60 3,87 3,86 3,82 Agricultural Sciences Group 3 Group 2 Group 1 All groups
  • 20. Evaluation of candidates 0 3 0,83 0,58 0,75 346 57 e 3 16 1,94 1,69 1,86 1886 88 d 0 8 0,9 1,39 1,15 972 93 c 1 17 1,95 1,84 1,93 498 65 b 2 4 1,52 1,76 1,64 1565 80 a #papers top 1% #papers top 10% RI 1999-2003 RI 1994-1998 Relatieve Impact #Citations # Papers 1994-2003 Author
  • 21.
  • 22.