Michele Pasin / Quotes

Properties, domains and ranges in RDF Schema

All properties in RDF are described as instances of class rdf:Property. [..] RDF Schema also provides vocabulary for describing how properties and classes are…

Rdf Primer #properties #class #instances #kind #range

Typing resources with rdf:type

However, example.com will probably offer several different models of tents, as well as multiple instances of other categories of products, such as backpacks…

Rdf Primer #class #properties #type-properties #instances #concept

A file manifestation (in the frbr sense)

The Moab Design is based in large part on the concept of a file manifestation (in the FRBR[18] sense of manifestation). In this view, a file’s uniqueness is…

The Code4lib Journal – The Moab Design For Digital Object Versioning #manifestations #combination #content #instances #design

AnnotationProperty versus DatatypeProperty in OWL DL

DatatypeProperty and AnnotationProperty are not the same, especially in OWL (2) DL. In OWL (2) DL, terms defined in an ontology are separated into classes…

Annotationproperty Vs. Dataproperty - Answers #OWL-DL #annotation-properties #data-values #ontology #instances #datatype-properties

Classes model types, not instances

Classes (also called "terms" in this guide) model types of objects or processes in the real world. Note that classes model types, not instances. For example…

An Introduction To Obo Ontologies #class #objects #real-world #instances #types

Problem: how to differentiate categories from individuals? a sep-driven approximation..

Another important aspect of ontology design concerns the drawing of a line between categories and individuals. For instance, should connectionism be…

From Encyclopedia To Ontology: Toward Dynamic Representation Of The Discipline Of Philosophy #connectionism #philosophy #instances #individuals #ontology