snowflake and science, with some data on the coverage by google scholar, citeseer and web of science of the publications in my department...

1. Snowflake Effect
for research
or: ... I need help!
erik duval
K.U.Leuven & ARIADNE
http://www.cs.kuleuven.be/~erikd
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2. ?
http://www.flags.net/
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3. 3

4. http://www.slideshare.net/erik.duval
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5. the essence
• abundance snowflake effect
• metrics and transparency
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6. abundance in music

7. abundance in music

8. abundance in music

9. abundance in music

10. abundance in music

11. abundance in music

12. abundance in music

13. abundance in music

14. abundance in music

15. abundance in music
?

16. food abundance in music
?
travel
content
media
...

17. snowflake in music...
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18. snowflake in music...
7

19. snowflake in music...
7

20. snowflake in music...
7

21. snowflake in music...
nice bootstrapping, too!
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22. snowflake in music...
nice bootstrapping, too!
7

23. snowflake in music...
nice bootstrapping, too!
7

24. snowflake in music...
nice bootstrapping, too!
7

25. abundance in science
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26. abundance in science
“there is too much to read”
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27. abundance in science
“there is too much to read”
• Paul Otlet (1868-1944)
• Universal Decimal Classification
• Mundaneum http://www.mundaneum.be/
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28. abundance in science
“there is too much to read”
• Paul Otlet (1868-1944)
• Universal Decimal Classification
• Mundaneum http://www.mundaneum.be/
Vannevar Bush (1890-1974): memex
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29. abundance in science
“there is too much to read”
• Paul Otlet (1868-1944)
• Universal Decimal Classification
• Mundaneum http://www.mundaneum.be/
Vannevar Bush (1890-1974): memex
Jim Gray (missing...)
• unlocking peer-reviewed literature
• PubMed for other sciences
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30. snowflake in science
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31. snowflake in science
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32. http://portal.acm.org/
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33. http://portal.acm.org/
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34. http://portal.acm.org/
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35. RSS?
http://portal.acm.org/
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36. google scholar
http://scholar.google.com
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37. google scholar
RSS?
http://scholar.google.com
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38. google scholar
RSS?
Quality?
http://scholar.google.com
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39. why can i get
music on my ipod
or information about who blogs me
without having to search for it
...
and i can’t get
citations of my work as easily?!
12

40. 13

41. Is this all we can do!?
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42. the essence
•abundance snowflake effect
• metrics and transparency
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43. you are what you
measure...
you can’t manage what
you don’t measure...
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44. An aside...
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45. EC-TEL
17-20 September
An aside...
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46. 17 http://eprints.ecs.soton.ac.uk/14418/

47. 17 http://eprints.ecs.soton.ac.uk/14418/

48. 17 http://eprints.ecs.soton.ac.uk/14418/

49. scientometrics?
17 http://eprints.ecs.soton.ac.uk/14418/

50. metrics?
• well known? • what?
• nr of papers? • do?
• citations? • you?
• collaborators? • suggest?
• where (IF)? • some?
• citation tree? • more?
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51. papers @ CW
3.000
2.250
1.500
38% 35%
750
100%
0
google citeseer wos
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52. papers: citeseer / google
Chart 3
0
86%
5
0
3%
5
0
Untitled 1 Untitled 3 Untitled 5 Untitled 7 Untitled 9 Untitled 11 Untitled 13 Untitled 15 Untitled 17 Untitled 19 Untitled 21 Untitled 23 Untitled 25 Untitled 27 Untitled 29 Untitled 31
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53. papers: web of science/google
Chart 9
1,00
100%
0,75
0,50
2%
0,25
0
Untitled 1 Untitled 3 Untitled 5 Untitled 7 Untitled 9 Untitled 11 Untitled 13 Untitled 15 Untitled 17 Untitled 19 Untitled 21 Untitled 23 Untitled 25 Untitled 27 Untitled 29 Untitled 31
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54. papers: both
Chart 8
1,00
0,75
0,50
0,25
0
Untitled 1 Untitled 3 Untitled 5 Untitled 7 Untitled 9 Untitled 11 Untitled 13 Untitled 15 Untitled 17 Untitled 19 Untitled 21 Untitled 23 Untitled 25 Untitled 27 Untitled 29 Untitled 31
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55. citations: citeseer / google
Chart 10
0,20
17%
0,15
0,10
0.37%
0,05
0
Untitled 1 Untitled 3 Untitled 5 Untitled 7 Untitled 9 Untitled 11 Untitled 13 Untitled 15 Untitled 17 Untitled 19 Untitled 21 Untitled 23 Untitled 25 Untitled 27 Untitled 29 Untitled 31
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56. citations: wos/google Chart 13
100%
0.74%
Untitled 1 Untitled 3 Untitled 5 Untitled 7 Untitled 9 Untitled 11 Untitled 13 Untitled 15 Untitled 17 Untitled 19 Untitled 21 Untitled 23 Untitled 25 Untitled 27 Untitled 29 Untitled 31
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57. citations: both
Chart 14
,00
,75
,50
,25
0
Untitled 1 Untitled 3 Untitled 5 Untitled 7 Untitled 9 Untitled 11 Untitled 13 Untitled 15 Untitled 17 Untitled 19 Untitled 21 Untitled 23 Untitled 25 Untitled 27 Untitled 29 Untitled 31
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58. a bit more advanced...
• h index: h papers with at least h citations
• g index: g papers with at least g citations together
2
• hc index: more weight to recent articles
• hl index
• hl norm
• AWCR
• AW index
• AWCRpA
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59. not all metrics equal...
http://www.harzing.com/pop.htm
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60. not all data equal...
28

61. If computer science
is so problematic,
then how about
the faculty,
the group,
the university,
academia ?!
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62. the essence (again...)
• abundance snowflake effect
• metrics and transparency
30

63. conclusion
opportunity for
discussion,
research
& business !
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64. Questions?
http://ariadne.cs.kuleuven.ac.be/wordpress/eduval/
http://www.cs.kuleuven.be/~erikd
Thanks!
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