- From: Umutcan ŞİMŞEK <s.umutcan@gmail.com>
- Date: Fri, 15 Mar 2013 20:55:11 +0200
- To: Jeremy J Carroll <jjc@syapse.com>
- CC: Kingsley Idehen <kidehen@openlinksw.com>, public-semweb-lifesci@w3.org
That made it clear, thanks again. I'm sure it will be helpful for other developers either in the future. Umutcan On 15-03-2013 20:29, Jeremy J Carroll wrote: > I did not find this a rookie question at all. > > This seems to get to the heart of some of the real difficult issues in Semantic Web. > > My perspective is different from yours, and a resource description that I author is a description of the resource from my perspective; a resource description that you author is a description from your perspective. > > If I have some detailed application that depends in some subtle way on my description, I may want to ignore your version; on the other hand, a third party might want to use both of our points of view. > > One way of tacking this problem is to have three graphs for this case: > > Gj, Gu, G= > > Gj contains triples describing my point of view > Gu contains triples describing your point of view > G= contains the owl:sameAs triples > > Then, in some application contexts, we use Gj, sometimes Gu, and sometimes all three. > > Jeremy > > > > > On Mar 15, 2013, at 11:02 AM, Umutcan ŞİMŞEK <s.umutcan@gmail.com> wrote: > >> Thanks for the quick answer : ) >> >> So this issue is that subjective for contexts which allows to use owl:sameAs to link resources if they are not semantically even a little bit related in real world? >> >> Sorry if I'm asking too basic questions. I'm still a rookie at this :D >> >> Umutcan >> >> >> On 15-03-2013 19:38, Kingsley Idehen wrote: >>> On 3/15/13 1:05 PM, Umutcan ŞİMŞEK wrote: >>>> My question is, does LODD use owl:sameAs properly? For instance, are those two resources, dbpedia:Metamizole and drugbank:DB04817 (code for Metamizole), really identical? Or am I getting the word "property" in the paper wrong? >>> The question is always about: do those URIs denote the same thing? Put differently, do the two URIs have a common referent? >>> >>> ## Turtle ## >>> >>> <#i> owl:sameAs <#you>. >>> >>> ## End ## >>> >>> That's a relation in the form of a 3-tuple based statement that carries entailment consequences for a reasoner that understand the relation semantics. Through some "context lenses" the statement above could be accurate, in others totally inaccurate. >>> >>> Conclusion, beauty lies eternally in the eyes of the beholder :-) >>> >>
Received on Friday, 15 March 2013 18:55:44 UTC