Bibliometric analyses at Wageningen UR  Wouter Gerritsma, Information specialist, Wageningen UR Library
My article has been cited 22 times! But was does it mean? Image: www.rcac.net.au
How do we compare numbers? <ul><li>Scientist  Z.B. Math  has a publication from 1998 with 17 citations </li></ul><ul><li>S...
Baselines Mathematics
Baselines Molecular Biology
In practice: Normalization <ul><li>Hink MA, Bisseling T & Visser AJWG (2002)   Imaging protein-protein interactions in liv...
Two problems not yet touched upon <ul><li>Publication behaviour in de Social Science and Humaniora </li></ul><ul><li>Aggre...
The two ways of normalization
Example: Communication Studies Less than a third of the publications Nearly half the citations Half the baselines values 1...
Optimisitic behaviour of the RI 3.10 2.01 1245 2508 139 All years 4.69 3.73 76 285 32 2007 3.22 2.52 126 319 26 2006 1.83 ...
Shows us your results !
Matching WaY and WoS WoS, 9577 articles Metis, 10933 articles Missing in Metis,  807 articles Missing from WoS,  1159 arti...
Results per Graduate School 86% 8%  4% 21% 1.82 1.55 11.04 8970 13864 1256 WIMEK 93% 11% 1% 14%  1.35 1.19 8.01 6940 8254 ...
Also available for any group at Wageningen UR
 
Thank you!
Upcoming SlideShare
Loading in …5
×

Bibliometric Analyses at Wageningen UR

1,287 views

Published on

Published in: Education, Technology
0 Comments
0 Likes
Statistics
Notes
  • Be the first to comment

  • Be the first to like this

No Downloads
Views
Total views
1,287
On SlideShare
0
From Embeds
0
Number of Embeds
2
Actions
Shares
0
Downloads
19
Comments
0
Likes
0
Embeds 0
No embeds

No notes for slide

Bibliometric Analyses at Wageningen UR

  1. 1. Bibliometric analyses at Wageningen UR Wouter Gerritsma, Information specialist, Wageningen UR Library
  2. 2. My article has been cited 22 times! But was does it mean? Image: www.rcac.net.au
  3. 3. How do we compare numbers? <ul><li>Scientist Z.B. Math has a publication from 1998 with 17 citations </li></ul><ul><li>Scientist M. Biology has a publication from 2005 with 34 citations </li></ul>
  4. 4. Baselines Mathematics
  5. 5. Baselines Molecular Biology
  6. 6. In practice: Normalization <ul><li>Hink MA, Bisseling T & Visser AJWG (2002) Imaging protein-protein interactions in living cells. PLANT MOLECULAR BIOLOGY, 50(6): 871-883 </li></ul><ul><ul><li>Times cited: 58 times </li></ul></ul><ul><li>Plant Molecular Biology (look up in journals menu ESI) </li></ul><ul><ul><li>Plant & Animal Science </li></ul></ul><ul><li>Baseline data (from ESI) </li></ul><ul><ul><li>Article from 2002 in Plant & Animal Science: Average: 9.58 citations, 10%: 22 citations, 1%: 76 citations </li></ul></ul><ul><li>RI= 58 / 8.69 = 6.05 </li></ul>
  7. 7. Two problems not yet touched upon <ul><li>Publication behaviour in de Social Science and Humaniora </li></ul><ul><li>Aggregation from a single publication to a set of publications </li></ul>
  8. 8. The two ways of normalization
  9. 9. Example: Communication Studies Less than a third of the publications Nearly half the citations Half the baselines values 1.10 339.4 374 62   Aggregate 3.84 9.12 35 10 Social science, general 0.22 22.3 5 1 Psychiatry/Psychology 1.74 4.6 8 3 Neuroscience & Behaviour 0.00 4.6 0 1 Molecular Biology & Genetics 1.77 30.53 54 8 Environment/Ecology 0.00 0.67 0 1 Economics & Business 0.92 166.8 154 17 Clinical Medicine 1.43 82.8 118 21 Agricultural Sciences CI Wavg C P Category
  10. 10. Optimisitic behaviour of the RI 3.10 2.01 1245 2508 139 All years 4.69 3.73 76 285 32 2007 3.22 2.52 126 319 26 2006 1.83 1.35 239 323 25 2005 2.53 1.71 297 509 25 2004 1.89 1.54 354 545 21 2003 4.92 3.46 152 527 10 2002 RI CI Wavg C N Year of publication
  11. 11. Shows us your results !
  12. 12. Matching WaY and WoS WoS, 9577 articles Metis, 10933 articles Missing in Metis, 807 articles Missing from WoS, 1159 articles 1161 peer reviewed articles not in ISI journals
  13. 13. Results per Graduate School 86% 8% 4% 21% 1.82 1.55 11.04 8970 13864 1256 WIMEK 93% 11% 1% 14% 1.35 1.19 8.01 6940 8254 1031 WIAS 92% 8% 3% 20% 1.73 1.48 12.68 16591 24582 1938 VLAG 79% 13% 2% 18% 1.55 1.42 8.53 11219 15972 1873 PE&RC 54% 26% 2% 15% 1.38 1.23 5.05 2033 2504 496 MGS 86% 5% 9% 38% 3.26 2.34 17.77 11413 26660 1500 EPS 46% 27% 1% 6% 0.97 0.82 3.12 379 312 100 Ceres Repr %NC %T1 %T10 RI CI CPP Wavg C N OZS
  14. 14. Also available for any group at Wageningen UR
  15. 16. Thank you!

×