owl Questions
11
I'm looking for a tool that will render a RDF graph in a reasonably useful graphic format. The primary purpose of the graphic format being inclusion into a PowerPoint slide or printing on a large p...
Erb asked 15/9, 2008 at 20:40
2
Solved
I am modelling university data using an OWL ontology with relevant classes, object properties, etc. I have the university data lying in a simple text file (say CSV). I want to create ontologies usi...
Avaria asked 30/10, 2012 at 21:30
2
Solved
I'm creating linked data of materials and their physical properties, and I'm having trouble with setting units for certain properties. My individual material :AlMg3 has some mechanical properties l...
Scauper asked 27/11, 2013 at 16:51
4
Solved
I open the SPARQL Query tab in Protege but the result is this:
How can I write my query?
3
Solved
Section 9.4 Datatype Definitions of the OWL 2 Web Ontology Language Structural Specification shows how custom datatypes can be defined, giving the following example:
a:SSN rdf:type rdfs:Datatype .
...
3
Solved
I am trying to develop an OWL ontology based on different UML file resources presented in XMI format. Reading through the internet for a while now, it seems that almost all the available tools or a...
Eponymous asked 11/4, 2018 at 19:5
3
Solved
I have created a basic Class hierarchy for my ontology in Protege-OWL Editor version 4.1. But I am not able to visualise Object Properties and relations between the classes in OwlViz other than the...
Dispassion asked 7/3, 2011 at 14:16
2
I tried searching over the internet but could not find the right tool for the purpose, so if anyone could provide me a link to the tool which could parse and display a graph for RDF and OWL ontolog...
Keeney asked 16/4, 2017 at 2:27
4
Solved
I need to infer that one individual is the brother of other one if they have the same father.
So, if I have this:
Bart hasFather Homer.
Lisa hasFather Homer.
Because Bart and Lisa have the...
3
Solved
I created a semantic Graph in Neo4j. Is there any possibility to use an OWL reasoner in Neo4j? Or any inference engine?
Though it has been mentioned here i can't find any solution or API for this....
Pericarditis asked 21/6, 2017 at 14:21
2
Solved
from nltk.corpus import wordnet
syn=wordnet.synsets('cookbook')[0]
print syn.definition
Expected Output:
'a book of recipes and cooking directions'
Actual Output:
bound method Synset.defi...
4
Solved
Given a choice between OWL Property Restrictions and SHACL, is there any reason to choose the OWL approach any more?
Particularly with respect to cardinality constraints, I'm wondering whether SHA...
Crazyweed asked 26/6, 2017 at 19:23
6
Solved
I'm thinking about using semantic (web) technologies like RDF and OWL in an application on mobile devices. Currently I'm targeting android, but I'd also be interested in the possibilities on the iP...
4
Solved
I can get OWLClass and access the information. The classes and individuals are along with prefix.
Is there any method to get rid of prefix?
For example:
OWLClass cls = factory.getOWLClass(":Person...
Norward asked 18/7, 2014 at 9:12
2
Solved
I ve got an Ontology written in OWL with Protege. But I don't find a solution for creating relations between Classes. Of course, there is a "subclass" relation, but I want to define my own relation...
2
I am interested in the filed on Computational Linguistics and NLP. I read a lot about Grammatical Framework (GF), which is divided into abstract syntax and concrete syntax. And I know a little bit ...
1
What technologies would be appropriate for creating a web page which lets users add facts, edit facts and query this information? I have been building a knowledge base and inference rules in Prolog...
12
I am trying to grasp the concept of Semantic Web. I am finding it hard to understand what exactly is the difference between RDF and OWL. Is OWL an extension of RDF or these two are totally di...
Zingale asked 16/11, 2009 at 6:1
7
Solved
Currently i am trying to figure out, then to use OWL and then to use UML to describe a domain of interest in a Software Engineering process.
I read this paper by Atkinson, which gives a very good...
Continuation asked 23/9, 2015 at 9:59
2
Solved
I am modeling an ontology that should be used to represent knowledge about restaurants, their served dishes, prices and cuisines types.
One of the functionalities of this system will be to allow u...
3
Solved
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
SubClassOf(
:Teenage...
Arsenite asked 16/11, 2010 at 8:55
5
Solved
I have an Ontology written in OWL. Does anyone know I can load it into python? any packages or even manually?
rdflib which is mentioned in other questions is not suitable for me because it mainly c...
2
Solved
I am adding few new DataType in the OWL using Protege.
The DataType is like percentage and I want to specify it's range with the double value ranging from 0 to 100.
Similarly a DataType named Qua...
Asturias asked 2/7, 2014 at 13:8
2
While studying description logics (DL), it is very common to read that it is a fragment of first order logics (FOL), but it is hard to read something explicitely on what is excluded from DL which i...
Deplorable asked 16/7, 2014 at 14:32
4
Solved
I want to load an OWL file before executing other (visualisation-)scripts. To do this I tried everything from
$(document).ready
to
function visualize (file) {
if (!file)
{setTimeout(visualize...
Crumpet asked 4/12, 2011 at 14:27
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