owl

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generate RDF document From OWL file

is there any tool that can generate RDF docum开发者_运维问答ent from OWL file ?Jena (http://jena.sourceforge.net/ ) will do this.[详细]

2023-02-01 19:29 分类：问答
Mixing EquivalentClass and SubClass in OWL

I\'m curious about mixing SubClassOf and EquivalentClass in a Class description, and how a reasoner would behave.[详细]

2023-01-31 09:46 分类：问答
Updating OWL issue with JENA library and Protege

I can\'t save any writing update to my RDF/XML OWL file using Protege. Each time I close the application I then lose all of my editing.[详细]

2023-01-30 00:30 分类：问答
OWL's EquivalentClass vs. SubClassOf

What is the difference between EquivalentClass and SubClass of? While reading through OWL primer, i find the tutorial uses SubClassOf a lot to declare a new class, as follows[详细]

2023-01-25 12:59 分类：问答
How to get individual results while solving Einstein's riddle with OWL in Protégé?

I would like to better understand ontologies and reasoning. There is an interesting puz开发者_如何学编程zle calledEinstein\'s riddle on the net that can be solved with the help of ontologies and reaso[详细]

2023-01-24 04:19 分类：问答
OWL: restrict property value to a numeric string

In my database I have things with string properties. Some of the property values match n开发者_开发百科umeric strings (only contain digits). I\'d like to give these things a special type (a subtype of[详细]

2023-01-22 23:09 分类：问答
How to get the minCardinality of properties?

I am using Jena. How 开发者_C百科can I get the minCardinality of a property?Try asking on SemanticOverflow.comLet me guess... it\'s a class assignment? Maybe ask Fateme. :)[详细]

2023-01-19 03:12 分类：问答
Validation with rule engine

We work with messages that are text-based (no XML). Our goal is to validate the messages, a message is valid if the content is correct. We developed our own language defined in XML to express rules on[详细]

2023-01-18 03:37 分类：问答
Loading an ontology (owl) using jena and show its graph

Im working in a project where I have to load any ontology (is chosen by the user) in .owl language and display its graph as a tree menu. It means the onto开发者_如何学运维logy can be any size.[详细]

2023-01-18 01:57 分类：问答
RDF/OWL/Protege: let a subclass be a union of some disjoint super classes?

I have following classes: Classes B, C and D are the subclasses of A. A ----+----------> B +----------> C[详细]

2023-01-15 17:21 分类：问答