RE: FOAF DL

2010-07-24 Thread Michael Schneider
Hi! One note of caution! The FOAF-DL ontology is only (approximately) equivalent to the original version of FOAF in OWL /2/, since OWL keys have only been introduced as of OWL 2. Older existing systems that depend on the FOAF inverse-functional data properties (IFDPs) have to make sure

Re: FOAF DL

2010-07-19 Thread Javier de la Cueva
El 16/07/10 13:16, Antoine Zimmermann escribió: Dear all, [...] The Yoda vocabulary [3] is used to relate alternative versions of an ontology. Here, it is said that there is a preferred version, which is the official FOAF ontology. Critiques to any of the previous comments are

FOAF DL

2010-07-16 Thread Antoine Zimmermann
it be reasonable to provide alternative versions of an ontology? Think of XHTML: there are three different XML Schemas for XHTML [1]. One could imagine alternative versions like FOAF (Full), FOAF-DL, FOAF-lite... Anyway, I did it: I've made a FOAF-DL ontology which modifies the FOAF ontology

Re: FOAF DL

2010-07-16 Thread Dave Reynolds
versions like FOAF (Full), FOAF-DL, FOAF-lite... Anyway, I did it: I've made a FOAF-DL ontology which modifies the FOAF ontology such that (1) it is in OWL 2 DL and (2) it maximally preserves inferences of the original FOAF ontology [2]. Interestingly, FOAF-DL is an OWL 2 RL ontology

Re: FOAF DL

2010-07-16 Thread Antoine Zimmermann
FOAF ontology? More generally, wouldn't it be reasonable to provide alternative versions of an ontology? Think of XHTML: there are three different XML Schemas for XHTML [1]. One could imagine alternative versions like FOAF (Full), FOAF-DL, FOAF-lite... Anyway, I did it: I've made a FOAF-DL ontology

Re: FOAF DL

2010-07-16 Thread Dave Reynolds
generally, wouldn't it be reasonable to provide alternative versions of an ontology? Think of XHTML: there are three different XML Schemas for XHTML [1]. One could imagine alternative versions like FOAF (Full), FOAF-DL, FOAF-lite... Anyway, I did it: I've made a FOAF-DL ontology which