What is the average number of papers published by Volker W. per year?
What is the average number of research papers published by the author Volker W. per year?
SELECT (AVG(?count) AS ?answer) { SELECT (COUNT(?y) AS ?count) WHERE { ?x <https://dblp.org/rdf/schema#authoredBy> <https://dblp.org/pid/w/VWeispfenning> . ?x <https://dblp.org/rdf/schema#yearOfPublication> ?y } GROUP BY ?y }
<https://dblp.org/pid/w/VWeispfenning>