1/18

Semantometrics:Fulltext-basedmeasuresforanalysingresearchcollabora<on

DrahomiraHerrmannova(@damirah)KMi,TheOpenUniversity

&PetrKnoth(@petrknoth)

MendeleyLtd.

2/18

Introduc<on•  Uptodatemanystudiesofscien<ficcita<on,collabora<onandcoauthorshipnetworkshavefocusedontheconceptofcross-community-es.

•  WeexplorehowSemantometricscanhelpinunderstandingthenatureofthecross-community<esandincharacterisingthetypesofresearchcollabora<oninscholarlypublica<onnetworks.

3/18

Semantometrics•  Asetofmetricsforevalua<ngresearchwhichbuildonthepremisethatfulltextisneededtounderstandthevalueofpublica<ons

4/18

Cross-community<es•  Linksbetweencommuni<es

5/18

Cross-community<es•  Theimportanceofcross-community<es–  Incita<onnetworks,cross-communitycita<onpaYernsarecharacteris<cforhighimpactpapers[Shi.etal.,2010]

– Sameholdstrueincaseofcross-communityscien<ficcollabora<on[Newman,2004;LambioYeandPanzarasa,2009]

6/18

Howtoiden<fycross-community<es?•  Fromcita<on/coauthorshipnetwork– E.g.betweenesscentrality

•  Fromfulltext– Seman<csimilarity

•  Differenttypesofcollabora<onwhenwri<ngapaper– Emergingvs.established–  Interdisciplinaryvs.intradisciplinary– Etc.

7/18

Emergingvs.establishedresearchcollabora<on•  Endogamy–  Insocialsciences:theprac<ceortendencyofmarryingwithinasocialgroup

–  Inresearch:collabora<onwithinagroupofauthors– Higherendogamy=morefrequentcollabora<on

endo A d Aa A d a

endo p x L p endo xL p

p Publica<on

A Setofauthors

d(A) PaperscoauthoredbyauthorsinA

L(p) Setofallsubsetswithatleasttwoauthorsofp

8/18

Interdisciplinaryvs.intradisciplinaryresearchcollabora<on•  Seman<cdistanceofpublica<onauthors– Higherauthordistanceindicatesmoredistantcommuni<es

– Authorpublica<onrecordconsideredasasingletext

a dist pA p A p

dist a , aa A p ,a A p ,a a

p Publica<on

A(p) Setofauthorsofp

9/18

Typesofcollabora<onwhenwri<ngapaper

Highendogamy Lowendogamy

Highauthordistance

Establishedinterdisciplinarycollabora<on

Emerginginterdisciplinarycollabora<on

Lowauthordistance Expertgroup Emergingexpert

collabora<on

10/18

Experiment•  Whatisthedistribu<onofthefourdifferenttypesofcollabora<oninscholarlyliterature?

•  CORE(core.ac.uk)usedasadataset– Cross-discipline– Enablessamplingbyauthorsandins<tu<ons– Selectedsample

•  FulltextdocumentsfromOpenResearchOnlinerepository(ORO)•  Allotherfulltextpublica<onsoftheauthorsfromOROfoundinCORE

11/18

Datasetsta<s<cs

Fulltextar<clesfromORO 4,207Numberofauthors 8,473Averagenumberofpublica<onsperauthor 7.61Maxnumberofpublica<onsperauthor 310Averagenumberofauthorsperpublica<on 4.31Maxnumberofauthorsperpublica<on 25Averagenumberofreceivedcita<ons 0.30Averagenumberofcollaborators 80.23Totalnumberofpublica<ons 30,484

12/18

Endogamyandauthordistancedistribu<on

13/18

Endogamyandauthordistancevs.numberofauthors

14/18

Rela<onbetweenauthordistanceandendogamy

Establishedinterdisciplinarycollabora<on

Expertgroup

Emerginginterdisciplinarycollabora<on

Emergingexpertcollabora<on

15/18

Typesofresearchcollabora<on

16/18

Typesofresearchcollabora<onand“impact”

17/18

Conclusions•  Fulltextnecessary•  Semantometricsareanewclassofmethods•  Weshowedonemethodtorecognisetypesofscholarlycollabora<on

18/18

References•  XiaolinShi,JureLeskovec,andDanielAMcfarland(2010)Ci0ngforHighImpact

•  M.E.J.Newman(2004)Coauthorshipnetworksandpa:ernsofscien0ficcollabora0on

•  R.LambioYeandP.Panzarasa(2009)Communi0es,knowledgecrea0on,andinforma0ondiffusion