why are there differences in citation impact?
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Why are there differences in citation impact?. Some success factors in gaining citation impact. Michael Norris. The Anna Karenina Principle. Tolstoy’s first sentence in Anna Karenina: ‘All happy families resemble one another, each unhappy family is un-happy in its own way.’ - PowerPoint PPT PresentationTRANSCRIPT
Why are there differences in citation impact?
Some success factors in gaining citation impact
Michael Norris
The Anna Karenina Principle
Tolstoy’s first sentence in Anna Karenina:
‘All happy families resemble one another, each unhappy family is un-happy in its own
way.’
Tolstoy, L. 1998. Anna Karenina. Trans. Maude, L & Maude A. Oxford: University Press Bornmann, L. & Marx, W. 2012. The Anna Karenina Principle: a way of thinking about success in science. JASIST 63(10), 2037-2051
Or making films in Hollywood
William Goldman
‘Nobody knows anything’
Goldman, W . 1996. Adventures in the screen trade:: a personal view of Hollywood and screenwriting. London: Abacus
Factors which can affect citation impact
•Journal Prestige •Collaboration•Matthew and Matilda Effects
Journal Impact Factors / SCImago Journal Rank
• In journals indexed by WoS or Scopus
• Overall the higher the impact the better
• But to the right audience
• Who will cite you
Data - University of Surrey & 1994 Group
Subject areas made up from faculties
Mean JIF 2006-10
Mean citation rate 2006-10
Significant correlation 0.64 to 0.69*
InstitutionAvg IF Avg cites
York 2.03 7.94
Imperial 1.73 6.5
Exeter 1.71 4.79
E Anglia 1.66 6.11
Lancaster 1.54 5.02
Leicester 1.51 4.66
Holloway 1.46 5.68
Bath 1.43 5.2
Durham 1.43 5.57
Surrey 1.43 4.46
Reading 1.34 4.86
Sussex 1.32 7.52
Birkbeck 1.31 3.62
Q Mary 1.28 3.45
St Andrews 1.24 3.24
Loughborough 1.23 4
Essex 1.2 3.86
* Subject Pearson Spearman
Eng/Physical 0.64 0.89
Business/Econ 0.69 0.7
Collaboration
• Domestic• International • Countries
China & UK International Impact
InCites - Thomson Reuters
InCites - Thomson Reuters
UK Mathematics - Impact
InCites - Thomson Reuters
UK Chemistry - Impact
Collaboration
Data - SCImago Journal and Country Rank
Mean citation count by publication status
All International National National Ext National Int Cardiff 2.36 3.17 2.08 2.26 2.04
Sheffield 4.44 6.44 3.84 5.93 3.40
Southampton 3.21 5.03 2.58 7.80 2.00
Surrey 2.00 3.17 1.71 4.78 1.35
Collaboration - Electronic Engineering
Data – Thomson Reuters Web of Science
The End!All International National National Ext National Int
E Anglia 11.94 14.49 10.29 11.84 8.97
Leicester 11.51 12.63 10.86 8.91 8.91
Surrey 7.68 5.60 9.23 8.88 9.47
Sussex 9.08 8.91 9.26 14.09 6.20
Collaboration - Chemistry
Mean citation count by publication status
Data – Thomson Reuters Web of Science
For unto every one that hath shall be given, and he shall have abundance : but from him that hath not shall be taken away even that which he hath….
Matthew 13:12
Merton, R.K. 1968. The Matthew effect in science. Science 159(3810), 56-63.
Matthew and Matilda Effects
Success breeds success
The rich get richer and the poor get poorer
Mathew and Matilda Effect
Source – SciVal Strata
Mathew and Matilda Effect
Source – SciVal Strata
