citespace使用指导PPT.ppt

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1、CiteSpace Quick Guide 1.2Chaomei ChenDrexel UniversityEmail:chaomei.chencis.drexel.eduhttp:/cluster.cis.drexel.edu/cchen/citespace,Created:1.0.January 13,2005Updated:1.1.April 2,2005;1.2.July 2,2005,Outline,0.GlossaryWhere to get a copy of CiteSpace?How to prepare data files?What information in bibl

2、iographic data is used by CiteSpace?Getting started with CiteSpaceWhat types of networks can CiteSpace produce?Fine tune configurationsInteract with visualized networksControl visual attributesThe use of PathfinderEM clusteringFurther readingResource Links,0.Glossary,Betweenness centrality a metric

3、of a node in a network that measures how likely an arbitrary shortest path in the network will go through the node.Burst terms single or multi-word phrases extracted from the title,abstract,or other fields of a bibliographic record and the frequency of the term bursts,i.e.sharply increases,over a pe

4、riod of time.Citation an instance that a publication references to another publication.Citation half-life the number of years that a publication receives half of its citations since its publication.Citation tree-rings outwards growing rings of a node to depict its time series of citations.The thickn

5、ess of a ring is proportional to the citations in the corresponding year.Cluster view a network is visualized in a modified spring-embedder node placement algorithm.Co-authors authors who appear in the author field of the same bibliographic record.Co-citation an instance in which two items,such as a

6、uthors,documents,or journals,that are cited by a publication.Color map a spectrum of colors used by CiteSpace to depict temporal order of observations.EM clustering Expectation Maximization(EM)clustering nodes based on various attributes such as citations,citation half-life,and betweenness centralit

7、y.The use of temporal attributes can help the visualization of emerging trends.MeSH terms Medical Subject Heading terms are a set of controlled vocabulary compiled by the National Library of Medicine.CiteSpace shows MeSH terms assigned to nodes if there are matches in PubMed.Pathfinder network scali

8、ng a network scaling algorithm that removes links that violate triangle inequality conditions so as to simplify a network by retaining salient links and paths only.Pivotal points see Turning points.Publication types study design types extracted from PubMed for clinical trial studies,including meta-a

9、nalysis and randomized clinical trials.Spotlight visualized networks rendered by fading out links that are not connecting pivotal points.Thresholds selection criteria used by CiteSpace items must have measures above threshold values to be included in modeling and visualization processes.Time slicing

10、 a divide-and-conquer strategy that divides a period of time into a series of smaller windows.Time-zone view a restricted view in which the movement of nodes is limited to vertical time zones corresponding to the time of their publication.Turning points nodes of high betweenness centralities(1.00).S

11、uch nodes tend to be critical in network transitions from one time slice to another.,1.Access/Obtain CiteSpace,The CiteSpace Homepagehttp:/cluster.cis.drexel.edu/cchen/citespace,Two Ways to Run CiteSpace,Java WebStartUsing Java WebStart ensures you are always using the latest version because the lin

12、k always points to the most recent version.,Download the citespace.jar,which is identical to what you launch with WebStart.Make sure the file is saved as citespace.jar All versions are currently set to expire in 3-6 months to ensure only the latest versions are in use.If you need a non-expired versi

13、on,feel free to let me know and I will send you one.,Use Java WebStart directlyDownload citespace.jar,1,2,1,2,2.Prepare Bibliographic Data Files,ISI Export Format,Sample data files are available from the CiteSpace homepage.,Retrieving Data from the Web of Science,Make a general search in Web of Scie

14、nceMark all search resultsSave the records,including Cited References,in field tagged format.Name your files as download*.txtE.g.downloadScience1999a.txt,download2004.txtSave all data files in a folder on your computer.,Search in Web of Science-1,Search in Web of Science-2,Search in Web of Science-3

15、,Search in Web of Science-4,Search in Web of Science-5,download*.txt,3.What information in bibliographic data is used by CiteSpace?,CiteSpace uses the following info of a bibliographic record,A:AuthorsB:Title,Descriptors,Identifiers,AbstractC:Cited ReferencesD:Times CitedE:Year of Publication,BLAZER

16、 DG,1994,AM J PSYCHIAT,V151,P979 EATON L,2001,NY TIMES 1116,A1 FOTHERGILL A,1999,DISASTERS,V23,P156 FULLERTON CS,1999,AVIAT SPACE ENVIR MD,V70,P902 GINEXI EM,2000,AM J COMMUN PSYCHOL,V28,P495 GOENJIAN AK,2001,AM J PSYCHIAT,V158,P788 GREEN BL,1990,J APPL SOC PSYCHOL,V20,P1033 HANSON RF,1995,J CONSULT

17、 CLIN PSYCH,V63,P987 HARVEY AG,1999,J CONSULT CLIN PSYCH,V67,P985 KAWACHI I,2001,J URBAN HEALTH,V78,P458 KESSLER RC,1995,ARCH GEN PSYCHIAT,V52,P1048 KILPATRICK DG,1987,CRIME DELINQUENCY,V33,P479 MADAKASIRA S,1987,J NERV MENT DIS,V175,P286 MAZURE CM,2000,AM J PSYCHIAT,V157,P896 NORTH CS,1999,JAMA-J A

18、M MED ASSOC,V282,P755 ORTEGA AN,2000,AM J PSYCHIAT,V157,P615 POLE N,2001,J NERV MENT DIS,V189,P442 RESNICK H,1999,J ANXIETY DISORD,V13,P359 RESNICK HS,1993,J CONSULT CLIN PSYCH,V61,P984 ROTHBAUM BO,1992,J TRAUMA STRESS,V5,P455 RUBONIS AV,1991,PSYCHOL BULL,V109,P384 RUEF AM,2000,CULTURAL DIVERSITY E,

19、V6,P235 SHAH B,1997,SUDAAN USERS MANUAL SHALEV AY,1998,AM J PSYCHIAT,V155,P630 SHALEV AY,2000,J CLIN PSYCHIAT S5,V61,P33 SHERBOURNE CD,1991,SOC SCI MED,V32,P705 SHORE JH,1989,J NERV MENT DIS,V177,P681 TUCKER P,2000,J BEHAV HEALTH SER R,V27,P406NR 32TC 179PU MASSACHUSETTS MEDICAL SOC/NEJMPI WALTHAMPA

20、 WALTHAM WOODS CENTER,860 WINTER ST,WALTHAM,MA 02451-1413 USASN 0028-4793J9 N ENGL J MEDJI N.Engl.J.Med.PD MAR 28PY 2002VL 346IS 13BP 982EP 987PG 6SC Medicine,General&InternalGA 534UYUT ISI:000174608600006ER,11,2001,was unprecedented in the United States.We assessed the prevalence and correlates of

21、acute post-traumatic stress disorder(PTSD)and depression among residents of Manhattan five to eight weeks after the attacks.Methods:We used random-digit dialing to contact a representative sample of adults living south of 110th Street in Manhattan.Participants were asked about demographic characteri

22、stics,exposure to the events of September 11,and psychological symptoms after the attacks.Results:Among 1008 adults interviewed,7.5 percent reported symptoms consistent with a diagnosis of current PTSD related to the attacks,and 9.7 percent reported symptoms consistent with current depression(with c

23、urrent defined as occurring within the previous 30 days).Among respondents who lived south of Canal Street(i.e.,near the World Trade Center),the prevalence of PTSD was 20.0 percent.,C1 New York Acad Med,Ctr Urban Epidemiol Studies,New York,NY 10029 USA.Columbia Univ,Mailman Sch Publ Hlth,Dept Epidem

24、iol,New York,NY USA.Med Univ S Carolina,Natl Crime Victims Res&Treatment Ctr,Charleston,SC 29425 USA.Schulman Ronca&Bucuvalas,New York,NY USA.Bellevue Hosp Ctr,New York,NY 10016 USA.RP Galea,S,New York Acad Med,Ctr Urban EpidemiolStudies,Rm 556,1216 5th Ave,New York,NY 10029 USA.CR 2001,NY TIMES 122

25、6,B2*AM PSYCH ASS,1994,DIAGN STAT MAN MENT*DEP HLTH HUMAN SE,1999,MENT HLTH REP SURG G*US BUR CENS,2000,STF3A DEP COMM BUR C,AU Galea,S Ahern,J Resnick,H Kilpatrick,D Bucuvalas,M Gold,J Vlahov,DTI Psychological sequelae of the September 11 terrorist attacks in New York City.SO NEW ENGLAND JOURNAL OF

26、 MEDICINELA EnglishDT ArticleID POSTTRAUMATIC-STRESS-DISORDER;NATIONAL COMORBIDITY SURVEY;MAJOR DEPRESSION;NATURAL DISASTER;SOCIAL SUPPORT;OKLAHOMA-CITY;PREVALENCE;PSYCHOPATHOLOGY;SURVIVORS;SYMPTOMSAB Background:The scope of the terrorist attacks of September,A,B,C,D,E,11,2001,was unprecedented in t

27、he United States.We assessed the prevalence and correlates of acute post-traumatic stress disorder(PTSD)and depression among residents of Manhattan five to eight weeks after the attacks.Methods:We used random-digit dialing to contact a representative sample of adults living south of 110th Street in

28、Manhattan.Participants were asked about demographic characteristics,exposure to the events of September 11,and psychological symptoms after the attacks.Results:Among 1008 adults interviewed,7.5 percent reported symptoms consistent with a diagnosis of current PTSD related to the attacks,and 9.7 perce

29、nt reported symptoms consistent with current depression(with current defined as occurring within the previous 30 days).Among respondents who lived south of Canal Street(i.e.,near the World Trade Center),the prevalence of PTSD was 20.0 percent.,AU Galea,S Ahern,J Resnick,H Kilpatrick,D Bucuvalas,M Go

30、ld,J Vlahov,DTI Psychological sequelae of the September 11 terrorist attacks in New York City.SO NEW ENGLAND JOURNAL OF MEDICINELA EnglishDT ArticleID POSTTRAUMATIC-STRESS-DISORDER;NATIONAL COMORBIDITY SURVEY;MAJOR DEPRESSION;NATURAL DISASTER;SOCIAL SUPPORT;OKLAHOMA-CITY;PREVALENCE;PSYCHOPATHOLOGY;S

31、URVIVORS;SYMPTOMSAB Background:The scope of the terrorist attacks of September,co-authorship,co-occurring burst terms,A,B,B,B,CR 2001,NY TIMES 1226,B2*AM PSYCH ASS,1994,DIAGN STAT MAN MENT*DEP HLTH HUMAN SE,1999,MENT HLTH REP SURG G*US BUR CENS,2000,STF3A DEP COMM BUR C BLAZER DG,1994,AM J PSYCHIAT,

32、V151,P979 EATON L,2001,NY TIMES 1116,A1 FOTHERGILL A,1999,DISASTERS,V23,P156 FULLERTON CS,1999,AVIAT SPACE ENVIR MD,V70,P902 GINEXI EM,2000,AM J COMMUN PSYCHOL,V28,P495 GOENJIAN AK,2001,AM J PSYCHIAT,V158,P788 GREEN BL,1990,J APPL SOC PSYCHOL,V20,P1033 HANSON RF,1995,J CONSULT CLIN PSYCH,V63,P987 HA

33、RVEY AG,1999,J CONSULT CLIN PSYCH,V67,P985 KAWACHI I,2001,J URBAN HEALTH,V78,P458 KESSLER RC,1995,ARCH GEN PSYCHIAT,V52,P1048 KILPATRICK DG,1987,CRIME DELINQUENCY,V33,P479 MADAKASIRA S,1987,J NERV MENT DIS,V175,P286 MAZURE CM,2000,AM J PSYCHIAT,V157,P896 NORTH CS,1999,JAMA-J AM MED ASSOC,V282,P755 O

34、RTEGA AN,2000,AM J PSYCHIAT,V157,P615 POLE N,2001,J NERV MENT DIS,V189,P442 RESNICK H,1999,J ANXIETY DISORD,V13,P359 RESNICK HS,1993,J CONSULT CLIN PSYCH,V61,P984 ROTHBAUM BO,1992,J TRAUMA STRESS,V5,P455 RUBONIS AV,1991,PSYCHOL BULL,V109,P384 RUEF AM,2000,CULTURAL DIVERSITY E,V6,P235 SHAH B,1997,SUD

35、AAN USERS MANUAL SHALEV AY,1998,AM J PSYCHIAT,V155,P630 SHALEV AY,2000,J CLIN PSYCHIAT S5,V61,P33 SHERBOURNE CD,1991,SOC SCI MED,V32,P705 SHORE JH,1989,J NERV MENT DIS,V177,P681 TUCKER P,2000,J BEHAV HEALTH SER R,V27,P406,document co-citation,author co-citation,journal co-citation,ACA/DCA/JCA,C,NR 3

36、2TC 179PU MASSACHUSETTS MEDICAL SOC/NEJMPI WALTHAMPA WALTHAM WOODS CENTER,860 WINTER ST,WALTHAM,MA 02451-1413 USASN 0028-4793J9 N ENGL J MEDJI N.Engl.J.Med.PD MAR 28PY 2002VL 346IS 13BP 982EP 987PG 6SC Medicine,General&InternalGA 534UYUT ISI:000174608600006ER,D,E,4.Get started with CiteSpace,2,3,5,6

37、,7,8,9,optional,required,Getting started with CiteSpace:New Users:take green steps only.Experienced Users:take both green and yellow steps.,4,10,1,1,optional,required,Select the folder where your data is located,but do NOT get into the folder.Press the GO!Button.,Main window,Visualization window,5.C

38、hoose Network Analysis,Author Co-Citation Analysis(ACA),Document Co-Citation Analysis(DCA),Journal Co-Citation Analysis(JCA),Co-Authors,Co-Terms,ACA,DCA,Co-Authorship,JCA,Co-Term(Burst),6.Fine Tune Configurations,Since no data in 1985-1987,adjust the scope of the overall time frame in the time slici

39、ng panel.,Control#nodes by adjusting 3-point citation thresholds in the thresholding panel.The rest thresholds are interpolated.,Control#links by adjusting 3-point citation thresholds in the thresholding panel.The rest thresholds are interpolated.,7.Interact with Visualized Networks,zoom,Visualized

40、Network,Summary of selected nodes,MeSH Subject Headings in retrieved results,pane,search,Select A Single Node,Mouse ClickSingle Click:LabelDouble Click:Details in Table,Select A Group of Nodes,Alt+MouseDrag,Search within Visual,term1 term2 term3,term1 AND term2 AND term3,8.Control visual attributes,

41、Toggle color/grayscale legend,Spotlight ON/OFF,Switch to Time-zone View,Stop node placement process,Zoom,Threshold control,How many nodes and links in the network?,9.The Use of Pathfinder,Pathfinder network scaling reduces the number of links.Only the most salient links can survive the pruning.,Sali

42、ent links are determined by triangle inequality tests against all q-link paths.,PubMed links to selected nodes,MeSH Headings assigned to the selected cluster,Abstract retrieved from PubMed,10.EM Clustering,11.Further Reading,Chen,C.(Forthcoming)CiteSpace II:Detecting and visualizing emerging trends

43、and transient patterns in scientific literature.Journal of the American Society for Information Science and Technology.Chen,C.(2004)Searching for intellectual turning points:Progressive Knowledge Domain Visualization.Proceedings of the National Academy of Sciences of the United States of America(PNA

44、S),101(Suppl.1),5303-5310 Fulltext|PDF Chen,C.(2004)Information Visualization:Beyond the Horizon.Springer.2nd ed.ISBN:1-85233-789-3.Chen,C.(2003)Mapping Scientific Frontiers:The Quest for Knowledge Visualization.Springer.ISBN:1-85233-494-0.Chen,C.(2005)Top 10 unsolved information visualization probl

45、ems.IEEE Computer Graphics and Applications,25(4),12-16.http:/puter.org/portal/cms_docs_cga/cga/content/Promo/promo2.pdfAllendoerfer K,Aluker S,Panjwani G,Proctor J,Sturtz D,Vukovic M,and Chen C.(2005)Adapting the cognitive walkthrough method to assess the usability of a knowledge domain visualizati

46、on.InfoVis 2005.Forthcoming.Chen C and Chen Y.(2005)Searching for clinical evidence in visual context.AMIA 05.Forthcoming.Synnestvedt MB,Chen C,and Holmes JH.(2005)CiteSpace II:Visualization and knowledge discovery in bibliographic databases.AMIA 05.Forthcoming.Chen,C.,Panjwani,G.,Proctor,J.,Allendo

47、erfer,K.,Kuljis,J.,Aluker,S.,Sturtz,D.,Vukovic,M.(2005)Visualizing the evolution of HCI.Proc.of HCI 2005.Edinburgh,Scotland.September 2005.Springer.Forthcoming.Synnestvedt,M.and Chen,C.(2005)Design and evaluation of the tightly coupled perceptual-cognitive tasks in knowledge domain visualization.Pro

48、c.of the 11th International Conference on Human-Computer Interaction(HCII 2005).Las Vegas,Nevada.July 22-27,2005.Lawrence Erlbaum Associates.Chen,C.,Chen,Y.,Maulitz,R.C.(2005)Understanding the evolution of NSAID:A knowledge domain visualization approach to Evidence-Based Medicine.Proc.of the 9th Int

49、ernational Conference on Information Visualization(IV 05),July 2005.London.Chen,C.(2005)Measuring the movement of a research paradigm(Invited Paper).Visualization and Data Analysis(VDA 2005).San Jose,CA.Jan.17-18,2005.SPIE.pp.63-76.Chen,C.(2005)The centrality of pivotal points in the evolution of sc

50、ientific networks Intl Conf.on Intelligent User Interfaces(IUI 2005).San Diego,CA.January 9-12,2005.ACM Press.pp.98-105.,12.Resource Links,This Guidehttp:/cluster.cis.drexel.edu/cchen/citespace/doc/guide.pdfhttp:/cluster.cis.drexel.edu/cchen/citespace/doc/guide.pptCiteSpace Homepagehttp:/cluster.cis

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