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Updating RDFS ABoxes and TBoxes in SPARQL
Updates in RDF stores have recently been standardised in the SPARQLa1.1 Update specification. However, computing entailed answers by ontologies is usually treated orthogonally to updates in tripleExpand
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Handling Inconsistencies Due to Class Disjointness in SPARQL Updates
The problem of updating ontologies has received increased attention in recent years. In the approaches proposed so far, either the update language is restricted to sets of ground atoms or, where theExpand
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Assessing the Completeness of Entities in Knowledge Bases
While human-created knowledge bases (KBs) such as Wikidata provide usually high-quality data (precision), it is generally hard to understand their completeness. In this paper we propose to assess theExpand
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SPARQL Update under RDFS Entailment in Fully Materialized and Redundancy-Free Triple Stores
Processing the dynamic evolution of RDF stores has recently been standardized in the SPARQL 1.1 Update specification. However, computing answers entailed by ontologies in triple stores is usuallyExpand
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Dealing with Inconsistencies due to Class Disjointness in SPARQL Update
The problem of updating ontologies has received increased attention in recent years. In the approaches proposed so far, either the update language is restricted to (sets of) atomic updates, or, whereExpand
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Updating Wikipedia via DBpedia Mappings and SPARQL
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 hasExpand
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Sharing Activities and Crowdsourcing Mechanisms
Towards Updating Wikipedia via DBpedia Mappings, SPARQL
DBpedia is a community effort that has created the most important cross-domain datasets in RDF, a focal point of the Linked Open Data (LOD) cloud. In its core there is a set of declarative mappingsExpand
Crowd-Sourced Knowledge Graph Extension: A Belief Revision Based Approach
Knowledge graphs are gaining popularity as key ingredients of many advanced applications. For many applications there is a need of having the common sense knowledge that is not domain specific, and,Expand
SPARQL Update for Materialized Triple Stores under DL-Lite_RDFS Entailment
Updates in RDF stores have recently been standardised in the SPARQL 1.1 Update specification. However, computing answers entailed by ontologies in triple stores is usually treated orthogonally toExpand