Tag Archives: RDF

Beautiful plumage: Topic Maps Not Dead Yet

Echoing recent discussion of Semantic Web “Killer Apps”, an “are Topic Maps dead?” thread on the topicmaps mailing list. Signs of life offered include www.fuzzzy.com (‘Collaborative, semantic and democratic social bookmarking’, Topic Maps meet social networking; featured tag: ‘topic maps‘) and a longer-list from Are Gulbrandsen who suggests a predictable hype-cycle dropoff is occuring, as [...]

OpenSocial schema extraction: via Javascript to RDF/OWL

OpenSocial’s API reference describes a number of classes (‘Person’, ‘Name’, ‘Email’, ‘Phone’, ‘Url’, ‘Organization’, ‘Address’, ‘Message’, ‘Activity’, ‘MediaItem’, ‘Activity’, …), each of which has various properties whose values are either strings, references to instances of other classes, or enumerations. I’d like to make them usable beyond the confines of OpenSocial, so I’m making an RDF/OWL [...]

Embedding queries in RDF – FOAF Group example

Is this crazy or useful? Am not sure yet. This example uses FOAF vocabulary for groups and openid. So the basic structure here is that Agents (including persons) can have an :openid and can be a :member of a :Group. From an openid-augmented WordPress, we get a list of all the openids my blog knows [...]