A set of SPARQL examples that are used in different TGX resources
License: https://www.gnu.org/licenses/gpl-3.0
Uses method in: https://github.com/WDscholia/scholia/tree/master/scholia/app/templates/venue_authors.sparql
Venue aspect: Prolific authors for a specific journal
PREFIX bd: <http://www.bigdata.com/rdf#>
PREFIX p: <http://www.wikidata.org/prop/>
PREFIX wdt: <http://www.wikidata.org/prop/direct/>
PREFIX wikibase: <http://wikiba.se/ontology#>
# title: Prolific authors for a specific journal
PREFIX target: <http://www.wikidata.org/entity/Q6294930>
SELECT ?count ?author ?authorLabel ?orcid ?example_work ?example_workLabel
WITH {
# Count the number of works author by the author publishing in the journal
SELECT
?author
(COUNT(?work) AS ?count)
(SAMPLE(?work) AS ?example_work)
WHERE {
?work wdt:P50 ?author ;
wdt:P1433 target: .
}
GROUP BY ?author
} AS %result
WHERE {
INCLUDE %result
# Include optional ORCID iD
OPTIONAL { ?author wdt:P496 ?orcid . }
# Label the results
SERVICE wikibase:label { bd:serviceParam wikibase:language "[AUTO_LANGUAGE],mul,en" . }
}
ORDER BY DESC(?count)
LIMIT 50
graph TD