Re: How to find a proper ontology for my classes and properties?


Two good and valid questions. Both not yet really answered (and answerable)
in a finite fashion. Many people are thinking about it and it is subject to
many project proposals etc.

Looking at [1] gives you an impression what I'm talking about; I also
briefly address it in [2].



Dr. Michael Hausenblas
LiDRC - Linked Data Research Centre
DERI - Digital Enterprise Research Institute
NUIG - National University of Ireland, Galway
Ireland, Europe
Tel. +353 91 495730

> From: Juriy Katkov <>
> Date: Sat, 30 Oct 2010 18:40:08 +0400
> To: Semantic Web community <>
> Subject: How to find a proper ontology for my classes and properties?
> Resent-From: Semantic Web community <>
> Resent-Date: Sat, 30 Oct 2010 14:41:05 +0000
> Hello everyone!
> I have 2 questions about rdf data.
> 1. Suppose I started describing something in triples and I want to use a
> property 'hasOwner'. I understand that it's much better to use this property
> from one of the existing ontologies rather than use property from my own
> namespace.
> The question is: what is the easyest and the most right way to search for
> this property? I know, there is Swoogle and sometimes it helps me with that.
> I wonder if there is something better that fulltext search.
> 2. Suppose I face the dataset I never use before. What do you usually do
> first to get a first impression about the dataset? At the moment I first
> make some SPARQL queries to this dataset, such as:
> select COUNT(?x) WHERE
> {
> ?x a ?z .
> }
> than I use Marbles or to surf randomly over this data and finally I
> come up with a opinion where I need data from the dataset or not.
> Again, what do you usually do? Is there a tools or useful queries that can
> help Semantic Web user in browsing data and getting useful info about
> datasets?
> Thank you in advance!
> Yury Katkov

Received on Saturday, 30 October 2010 15:13:11 UTC