Re: [DBpedia-discussion] quality of mapping-based information in DBpedia version of 2016-10

2017-09-25 Thread Peter F. Patel-Schneider
On 09/25/2017 01:58 AM, Markus Freudenberg wrote: > Hi Peter, > > > I would instead say that the reason here is an incorrect mapping. I don't > > see how mapping things with a Controllo_di_autorità template was ever > > sufficient or current. > > Semantics. As the history of the wikipage suggest

Re: [DBpedia-discussion] quality of mapping-based information in DBpedia version of 2016-10

2017-09-25 Thread Markus Freudenberg
Hi Peter, > I would instead say that the reason here is an incorrect mapping. I don't > see how mapping things with a Controllo_di_autorità template was ever > sufficient or current. Semantics. As the history of the wikipage suggests, this is based on a single input without any revision. Theref

Re: [DBpedia-discussion] quality of mapping-based information in DBpedia version of 2016-10

2017-09-22 Thread Peter F. Patel-Schneider
I would instead say that the reason here is an incorrect mapping. I don't see how mapping things with a Controllo_di_autorità template was ever sufficient or current. But what can one do with DBpedia 2016-10? If I found three different incorrect mappings in three different languages just by lo

Re: [DBpedia-discussion] quality of mapping-based information in DBpedia version of 2016-10

2017-09-22 Thread Markus Freudenberg
The reason for this are insuffizient/outdated mappings. For example: < http://www.w3.org/1999/02/22-rdf-syntax-ns#type> < http://dbpedia.org/ontology/Person> . (should be owl:Thing or missing all together) The wikipedia template used for https://it.wik

[DBpedia-discussion] quality of mapping-based information in DBpedia version of 2016-10

2017-09-21 Thread Peter F. Patel-Schneider
When I created a KB out of what I thought should be the high-quality information in the canonicalized 2016-10 dataset of DBpedia I noticed that there are some systematic errors in the types of nodes. For example, Tree, http://wikidata.dbpedia.org/resource/Q10884, is an instance of both http://dbpe