VOSviewer for the web

Ludo Waltman

Centre for Science and Technology Studies (CWTS), Leiden University

OPERA workshop

Lyngby, Denmark

March 28, 2019

Outline

• VOSviewer data integration

• VOSviewer for the web

• Looking forward

1

VOSviewer data

integration

2

VOSviewer development

3

Data sources

4

Download

Data integration

5

Data integration

6

Wish list

• Expanding coverage of publications (OCC)

• Opening citations (Crossref)

• Opening other metadata, e.g. abstracts (Crossref, OCC)

• Improving quality of metadata (Crossref)

• Improve APIs

– Add or expand interactive querying (Crossref, Europe PMC, OCC)

– Speeding up (OCC)

7

Availability of open citations in Crossref

8

https://i4oc.org/

Problems with citation data in Crossref

9

Availability of abstracts in Crossref (2008-2017)

10

Availability of affiliations in Crossref (2008-2017)

11

VOSviewer for the

web

12

VOSviewer for the web: Sneak preview

13

Looking forward

14

Scientometric data transfer protocol (SDTP)

15

SDTP

Thank you for your attention!

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