Daniel, The meaning of multiple data sources would be to read all the RDF in each of the sources into a single, local model before executing the query (the...
Dear all, I have a question about reasoning. As far as I know, some popular web Ontology languages such as DAML+OIL and OWL, are designed with some ideas...
Both ... We've defined a generic reasoner interface that allows applications to use reasoning engines to either infer additional entailments (as RDF triples)...
I have made an application using the DAML API that works fine on my system. However, when i try and package the program for use on another computer i get the...
... If his shell doesn't think they're command qualifiers, it should work; MS bytes have allowed / as the directory-separator since DOS, if I recall correctly....
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Jeffrey Hau
jh398@...
May 2, 2003 11:10 am
hi, is there any example on jena2p2's owl infernce support? for example if i have a owl doucment with statements such as "B is a subClass of A" and "C is a...
Jeff - You're right that there isn't much documentation. Our project plan has us getting the functionality done first, then adding documentation after. We ...
I dont think the problem is the /'s since i have another application that i run with a bat file that works fine with /. Still i tried changing them but still...
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Jeffrey Hau
jh398@...
May 2, 2003 3:53 pm
Hi Ian, thanks very much for the reply. could you give me a concrete example of how to achieve this? i have managed to read in a owl document which result in a...
Hi Jeff, ... Yes, you just query the model. Don't bother about the base graph stuff, that's for specialised purposes. I've attached a simple test file to give...
The MKE/MKR system (http://rhm.cdepot.net/) makes simple inferences much easier. Here's an actual interaction with MKE. $ ke ... ke$ B isa A; # statement <B...
Hello, I have seen the source code of Jena 2p2, finding that the RDFListImpl is empty. Does it mean Jena does not support RDFCollection? In the OWL, many...
Hello, When I tried to write the OntModel using the code below, there is a ClassCastException. It seems that getBaseModel() has failed. Cound anyone tell me...
Qi Gao - ... No, it doesn't. rdf:parseType Collection is fully supported by the parser, and will be converted into the correct rdf:first, rdf:next and...
Thanks for answering the two questions so quickly. And thanks for the hard work on the development of Jena API. But, excuse me for asking some other questions:...
Hi, I am toying around with the 1.6.1 DAML API. Since I am not very familiar with DAML+OIL, I have followed the tutorial. But still some questions remain...
... In RDF, they mean the same. Use output language RDF/XML-ABBREV for more compact serialisations, though even then the output won't use rdf:ID. The way to...
From: qi_gao_82 [mailto:qi_gao_82@y...] ... Jena2 preview 4 (mid-June according to the current roadmap) should see the completed access API, reasonably...
First, I'd like to thank everybody for their work and support. I have this problem (with Jena 2p2): I have to retrieve an anonymous resource from a model...
2779
Jeffrey Hau
jh398@...
May 6, 2003 10:04 am
hi Ian, thanks very much for your example, but when i tried to read in my owl document the inference. i not sure if it's a mistake in the owl document ...
Hi Jeff, A couple of minor comments below. However, I tried your code on my system and it worked fine - I wonder if what you have is a problem with the j2p2 ...
Hi When I read the daml file, it has imports ontology, I can get the import URI from getImportedOntologies(). my question is how can I get statement of that...
There are times when the Jena API is rather terse... Current situation: I'm creating DAML from scratch (no parsing, just generating), and finding it difficult...
Hi Joe, ... Do you mean the API or the documentation? We try to keep the Jena API relatively simple and regular, as we've all used (or tried to use) rich, ...
2784
Jeffrey Hau
jh398@...
May 8, 2003 9:35 am
Hi Ian, i tried the code from cvs this morning but still no luck.... j2p2 still can't pickup the subclass property on my system. any idea? and one more thing,...
