dl-validation

Digital libraries data-quality evaluation

Criterion population completeness

This SPARQL query retrieves 2500 writers of poetry and plays from Wikidata. Then, the python script generates a ramdon list of authors which has been used for the criterion population completeness.

SELECT DISTINCT ?s ?sLabel
WHERE {
    ?s wdt:P31 wd:Q5.
    ?s wdt:P106 wd:Q49757.
    ?s wdt:P106 wd:Q214917.
    SERVICE wikibase:label {
        bd:serviceParam wikibase:language "es" .
    }
}
LIMIT 2500

Syntactic validity of RDF documents and semantic validity of triples criteria

SPARQL query to retrieve a list of authors from the Biblioteca Virtual Miguel de Cervantes. Then, the python script generates a ramdon list of authors which has been used for this criterion.

PREFIX rdf: <http://www.w3.org/1999/02/22-rdf-syntax-ns#>
PREFIX rdfs: <http://www.w3.org/2000/01/rdf-schema#>
PREFIX rdac: <http://rdaregistry.info/Elements/c/>
PREFIX owl: <http://www.w3.org/2002/07/owl#>

SELECT DISTINCT ?s ?viafid WHERE {
?s rdf:type rdac:Person.
?s owl:sameAs ?viafid.
FILTER(regex(str(?viafid), "viaf" ) )
}
LIMIT 20000

SPARQL query to retrieve a list of authors from the Bibliothèque nationale de France. Then, the python script generates a ramdon list of authors which has been used for this criterion.

SELECT DISTINCT ?s ?viafid
WHERE { ?s a foaf:Person .
?s owl:sameAs ?viafid.
FILTER(regex(str(?viafid), "viaf" ) )
}
LIMIT 100000

SPARQL query to retrieve a list of authors from the Biblioteca Nacional de España. Then, the python script generates a ramdon list of authors which has been used for this criterion.

PREFIX rdf: <http://www.w3.org/1999/02/22-rdf-syntax-ns#>
PREFIX rdfs: <http://www.w3.org/2000/01/rdf-schema#>
prefix ns2: <http://datos.bne.es/def/>
PREFIX owl: <http://www.w3.org/2002/07/owl#>

SELECT distinct ?s ?viafid WHERE {
?s rdf:type ns2:C1005.
?s owl:sameAs ?viafid.
FILTER(regex(str(?viafid), "viaf" ) )
}
LIMIT 100000

SPARQL query to retrieve a list of authors from the British National Bibliography. Then, the python script generates a ramdon list of authors which has been used for this criterion.

PREFIX bio: <http://purl.org/vocab/bio/0.1/>
PREFIX owl: <http://www.w3.org/2002/07/owl#>

SELECT DISTINCT ?viaf ?author WHERE {
    ?event a bio:Birth.
    ?author bio:event ?event.
    ?author owl:sameAs ?viaf.
}

LIMIT 100000