owl

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How do you query OWL Annotations

I am searching for the method/tool/syntax to query annotations in an RDF/OWL ontology. The query engines I have found search classes, properties, individuals, but I have not found one that will searc[详细]

2023-01-13 12:18 分类：问答
Implement a semantic search with in a web application

This web application is about posting different kind of posts to the web application where users can search those posts by a text-based search. Basically a post has following attributes.[详细]

2023-01-13 00:52 分类：问答
How to read out specific values from an OWL Ontology using Java

I\'ve got an OWL Ontology: <?xml version=\"1.0\"?> <rdf:RDF xmlns=\"http://www.owl-ontologies.com/Ontology1272923485.owl#\"[详细]

2023-01-11 08:00 分类：问答
Are there any relatively mature RDF/OWL Persistence Frameworks I can use?

I have looked at Elmo from openrdf.org, but it doesn\'t seem to support having object within another object.E.g. Cla开发者_运维百科ss Roof within the Class House and then allow persisting House object[详细]

2023-01-11 06:40 分类：问答
Representing Natural Language as RDF

How much of the concepts conveyed in natural language is RDF/OWL able to represent? I\'m still learning RDF and other semantic technologies, but as I currently understand it, information is typically[详细]

2023-01-10 01:11 分类：问答
How to add OWL:imports to a .owl file by jena

I am new to Jena. I want to create a new OntModel and need to imports some other ontology to this model.If I write it to file, I expect the file can show something like follow:[详细]

2023-01-09 10:44 分类：问答
Can a semantic web Ontology have the same expressivity but a different profile?

I\'m analyzing some ontologies with the pellet reasoner, but I\'m getting some strange results. When I perform the \"pellet info\" method on an ontology, and compare the OWL Profile to the DL Expressi[详细]

2023-01-09 06:50 分类：问答
In Semantic Web, are OWL EL, RL, QL all instances of DL? What is the difference? More inside

I\'m using the pellet reasoner on a number of ontologies and have run the info method on a list of IRIs (in this case URLs). The two metrics that interest me are the DL Expressivity and OWL Profile.[详细]

2023-01-09 06:47 分类：问答
Using Protege owl ontology on Android

I have a practical se开发者_如何学Pythonminar this semester, and I want to use ontology on Android application.[详细]

2023-01-06 12:31 分类：问答
SPARQL - what does it take to find an ontology?

I\'m pretty new to SPARQL, OWL and Jena, so please excuse if I\'m asking utterly stupid questions. I\'m having a problem that is driving me nuts since a couple of days. I\'m using the following String[详细]

2023-01-05 06:33 分类：问答