query-a8bbb7595078633f777001fc83efa2db
h. avg. depth of class tree
simple case for SELECT ?item WHERE { ?item wdt:P279* wd:Q181388 }
SELECT (AVG(?depth) as ?avg_depth_of_class_tree) (MIN(?depth) as ?min) (MAX(?depth) as ?max)
WHERE
{
SERVICE gas:service {
gas:program gas:gasClass "com.bigdata.rdf.graph.analytics.SSSP" ;
gas:in wd:Q181388 ;
gas:traversalDirection "Reverse" ;
gas:out ?item ;
gas:out1 ?depth ;
gas:maxIterations 100 ;
gas:linkType wdt:P279 .
}
?item wdt:P279* wd:Q181388
}
Use at
- https://query.wikidata.org/sparql
PREFIX gas: <http://www.bigdata.com/rdf/gas#>
PREFIX wdt: <http://www.wikidata.org/prop/direct/>
PREFIX wd: <http://www.wikidata.org/entity/>
# h. avg. depth of class tree
# simple case for SELECT ?item WHERE { ?item wdt:P279* wd:Q181388 }
SELECT (AVG(?depth) as ?avg_depth_of_class_tree) (MIN(?depth) as ?min) (MAX(?depth) as ?max)
WHERE
{
SERVICE gas:service {
gas:program gas:gasClass "com.bigdata.rdf.graph.analytics.SSSP" ;
gas:in wd:Q181388 ;
gas:traversalDirection "Reverse" ;
gas:out ?item ;
gas:out1 ?depth ;
gas:maxIterations 100 ;
gas:linkType wdt:P279 .
}
?item wdt:P279* wd:Q181388
}
Query found at
graph TD
classDef projected fill:lightgreen;
classDef literal fill:orange;
classDef iri fill:yellow;
v3("?avg_depth_of_class_tree")
v2("?depth"):::projected
v1("?item")
v5("?max")
v4("?min")
c2(["gas:program"]):::iri
c4(["com.bigdata.rdf.graph.analytics.SSSP"]):::literal
c8(["Reverse"]):::literal
c14(["wdt:P279"]):::iri
c6(["wd:Q181388"]):::iri
c12(["100^^xsd:integer"]):::literal
subgraph s1["http://www.bigdata.com/rdf/gas#service"]
style s1 stroke-width:4px;
c2 --"gas:gasClass"--> c4
c2 --"gas:in"--> c6
c2 --"gas:traversalDirection"--> c8
c2 --"gas:out"--> v1
c2 --"gas:out1"--> v2
c2 --"gas:maxIterations"--> c12
c2 --"gas:linkType"--> c14
end
v1 -->c14--> c6
bind3[/"average(?depth)"/]
v2 --o bind3
bind3 --as--o v3
bind4[/"min(?depth)"/]
v2 --o bind4
bind4 --as--o v4
bind5[/"max(?depth)"/]
v2 --o bind5
bind5 --as--o v5