# [Open Data and Open Government](https://hackmd.io/s/HkIUxvcNM#) [<img src="https://www.hdm-stuttgart.de/bi/studierende_dozenten/summerschool2018/isl-f.jpg" style="border:none; box-shadow:none;"/>](https://www.hdm-stuttgart.de/bi/studierende_dozenten/summerschool2018) Philipp Zumstein, Oliver Rack Stuttgart, 26.-28.07.2018 <img src="https://mirrors.creativecommons.org/presskit/buttons/88x31/svg/by.svg" style="border:none; box-shadow:none;"/> --- ## Part 6: WikiCite  --- ### Introduction & Motivation --- #### What is WikiCite? * Project around Wikipedia, Wikidata, ... * Free bibliographic database in Wikidata * Bibliographic Metadata * Citation data * Collaborative Cataloging (Social Cataloging) * open data (CC0) --- #### Size **Publications**: 19 million Wikidata entries **Citations**: 60 million citations in Wikidata [](http://wikicite.org/statistics.html) --- #### Motivation for Wikipedia Provide evidence for statements, e.g.  Vision: Provide bibliographic metadata central for all articles and language versions --- #### Motivation for Wikidata Verify facts in Wikidata with references,\ e.g. highest point in Berlin [](https://www.wikidata.org/wiki/Q64#P610) <!-- ## Motivation for bibliometric evaluations Evaluation and visualization of citation data [](https://tools.wmflabs.org/scholia/topic/Q202864#Co-author%20graph) --> --- #### Evaluation and visualization of publication data [](https://tools.wmflabs.org/scholia/organization/Q1269766#Page%20production) Fig. Screenshot of Scholia: https://tools.wmflabs.org/scholia/ --- #### Evaluation and visualization of citation data [](https://tools.wmflabs.org/scholia/work/Q24314690) Fig. Screenshot of Scholia: https://tools.wmflabs.org/scholia/ --- ### Implementation of WikiCite --- #### Wikidata data model * [Metadata](https://www.wikidata.org/wiki/Wikidata:WikiProject_Source_MetaData) * [Books](https://www.wikidata.org/wiki/Wikidata:WikiProject_Books), * [Periodicals](https://www.wikidata.org/wiki/Wikidata:WikiProject_Periodicals)... * E.g. [Q30000000](http://www.wikidata.org/entity/Q30000000) --- #### Link to standards data * Wikidata is itself a universal standard file * Links to external entries * DOI, ISBN, PMID, arXiv-ID, ... (Publications) * GND, VIAF, ORCID, dblp-ID, ... (Authors...) * ... * 2824 of 4741 Wikidata properties serve the linking with other databases --- #### Query WikiCite * Examples: * Books written together by parents and children: http://tinyurl.com/y7oe8uo8 * Authors whose works became public domain in 2018: http://tinyurl.com/yc8v6l9c * Most cited female scientists http://tinyurl.com/y9ay3fcy (the older query http://tinyurl.com/y8ell8nw times out) --- ### Perspectives for libraries --- #### Reuse of data from Wikidata * Catalogue enrichment for standards data * multilingual keyword search * Article index for Discovery from Wikidata? * Catalogue enrichments with open citation data? --- #### Ideas for cataloging tools * Can data collection approaches in Wikidata also be used for cataloguing? * Aren't batch processing tools in greater demand? * What about control and auditing tools? --- #### Scope of cataloging * Catalogue of articles * Topic for libraries? * WikiCite shows that it is possible. * Cataloguing of citations * Can libraries contribute to open citation data? * Save citation data in union catalog? * [Linked Open Citation Database (LOC-DB)](https://locdb.bib.uni-mannheim.de/) --- ### Questions / Discussion / Answers? :loudspeaker: --- ### Further Reading * Jakob Voß, Philipp Zumstein (2018): WikiCite als kollaborativer Ansatz für offene Zitationsdaten. https://ub-madoc.bib.uni-mannheim.de/45483/ * Dario Taraborelli Daniel Mietchen Andy Mabbett Andra Waagmeester (2018): Lifting a veil on the sources of free knowledge: A WikiCite workshop. https://doi.org/10.6084/m9.figshare.6863774.v1 * Philipp Zumstein, Konrad Förstner (2017): Tagungsbericht WikiCite 2017. O-Bib, 4(3), 106-112. https://doi.org/10.5282/o-bib/2017H3S106-112