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Updating Wikipedia via DBpedia Mappings and SPARQL

Published on Jul 10, 2017924 Views

Vadim Savenkov

DBpedia crystallized most of the concepts of the Semantic Web using simple mappings to convert Wikipedia articles (i.e., infoboxes and tables) to RDF data. This “semantic view” of wiki content has rap

ESWC 2017 - Portorož

Related categories

Big DataSemantic Web

Chapter list

Updating Wikipedia via DBpedia Mappings and SPARQL00:00
Wikipedia as a Data Service00:11
Motivation for batch updates01:24
Updates+Entailment: First Steps04:00
DBpedia TBox features04:31
French Catholic Clergy mapping05:59
TemplateMapping and PropertyMapping06:24
PropertyMapping Example08:50
IntermediateNodeMapping09:02
Tuple Generating Dependencies (TGDs)10:23
The Infobox Schema W11:12
Mapping rules amenable to full TGDs11:50
PropertyMapping Example12:33
TGDs with existentially quant. variables12:37
IntermediateNodeMapping via (non full) TGDs13:42
Nested TGDs14:37
IntermediateNodeMapping via Nested TGDs15:33
DBpedia Mappings: syntactic restrictions16:07
Dbpedia mappings: Expressive features16:52
Semantics of updates17:40
Existence of solutions (consistency-oblivious)19:05
Our Approach20:44
Update resolution policies21:42
Update resolution policies - 122:02
Update resolution policies - 222:12
Examples of resolution policies 22:17
Update resolution patterns23:01
Summary and conclusions23:44