20071206 seminarie cw
DESCRIPTION
snowflake and science, with some data on the coverage by google scholar, citeseer and web of science of the publications in my department...TRANSCRIPT
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Snowflake Effectfor research
or: ... I need help!
erik duvalK.U.Leuven & ARIADNE
http://www.cs.kuleuven.be/~erikd 1
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http://www.slideshare.net/erik.duval
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the essence
•abundance ☞ snowflake effect
•metrics and transparency
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abundance in music
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abundance in music
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abundance in music
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abundance in music
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abundance in music
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abundance in music
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abundance in music
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abundance in music
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abundance in music
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?abundance in music
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?foodtravelcontentmedia...
abundance in music
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snowflake in music...
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snowflake in music...
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snowflake in music...
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snowflake in music...
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snowflake in music...
nice bootstrapping, too!7
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snowflake in music...
nice bootstrapping, too!7
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snowflake in music...
nice bootstrapping, too!7
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snowflake in music...
nice bootstrapping, too!7
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abundance in science
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abundance in science
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“there is too much to read”
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abundance in science
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“there is too much to read”
• Paul Otlet (1868-1944)
• Universal Decimal Classification
• Mundaneum http://www.mundaneum.be/
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abundance in science
Vannevar Bush (1890-1974): memex
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“there is too much to read”
• Paul Otlet (1868-1944)
• Universal Decimal Classification
• Mundaneum http://www.mundaneum.be/
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abundance in science
Vannevar Bush (1890-1974): memex
8
“there is too much to read”
• Paul Otlet (1868-1944)
• Universal Decimal Classification
• Mundaneum http://www.mundaneum.be/
Jim Gray (missing...)
• unlocking peer-reviewed literature
• PubMed for other sciences
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snowflake in science
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snowflake in science
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google scholar
11http://scholar.google.com
RSS?
Quality?
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why can i get music on my ipod or information about who blogs mewithout having to search for it...
and i can’t get citations of my work as easily?!
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Is this all we can do!?
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the essence
•abundance ☞ snowflake effect
•metrics and transparency
14
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you are what you measure...
you can’t manage what you don’t measure...
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An aside...
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EC-TEL
17-20 September
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An aside...
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17 http://eprints.ecs.soton.ac.uk/14418/
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17 http://eprints.ecs.soton.ac.uk/14418/
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17 http://eprints.ecs.soton.ac.uk/14418/
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17 http://eprints.ecs.soton.ac.uk/14418/
scientometrics?
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metrics?
• well known?
• nr of papers?
• citations?
• collaborators?
• where (IF)?
• citation tree?
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• what?
• do?
• you?
• suggest?
• some?
• more?
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papers @ CW
19
0
750
1.500
2.250
3.000
google citeseer wos
38% 35%100%
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papers: citeseer / google
20
0
0,225
0,450
0,675
0,900
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
Chart 3
3%
86%
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papers: web of science/google
21
0
0,25
0,50
0,75
1,00
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Chart 9
2%
100%
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papers: both
22
0
0,25
0,50
0,75
1,00
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
Chart 8
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citations: citeseer / google
23
0
0,05
0,10
0,15
0,20
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Chart 10
0.37%
17%
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citations: wos/google
24
0
0,25
0,50
0,75
1,00
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
Chart 13
0.74%
100%
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citations: both
25
0
0,25
0,50
0,75
1,00
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
Chart 14
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a bit more advanced...• h index: h papers with at least h citations
• g index: g papers with at least g2 citations together
• hc index: more weight to recent articles
• hl index
• hl norm
• AWCR
• AW index
• AWCRpA
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not all metrics equal...
http://www.harzing.com/pop.htm
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not all data equal...
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If computer scienceis so problematic,then how aboutthe faculty,the group,the university,academia ?!
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the essence (again...)
•abundance ☞ snowflake effect
•metrics and transparency
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conclusion
opportunity fordiscussion,research
& business !
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Thanks!
Questions?http://ariadne.cs.kuleuven.ac.be/wordpress/eduval/
http://www.cs.kuleuven.be/~erikd