Nepomuk Annotation Ontology (NAO)
Tags, ratings and other common annotations to all classes
@prefix nao: <http://tracker.api.gnome.org/ontology/v3/nao#>
The following classes are defined:
Classes
Tag
Represents a generic tag
Note: This class emits notifications about changes, and can be monitored using TrackerNotifier
.
Class hierarchy
RDF Diagram
Properties
Name | Type | Notes | Description |
---|---|---|---|
description | string | In the context of the social semantic desktop the textual annotation provided via rdfs:comment is meant for technical users, the textual annotation here is aimed at average users and is meant to be used to define custom descriptions of resources on the desktop | |
prefLabel | string | A preferred label for a resource | |
isDefaultTag | boolean | ||
tagRelatedTo | Class |
Predefined instances
nao:Tag has the following predefined instances:
- nao:predefined-tag-favorite
Additional properties for rdfs:Resource
Properties this ontology defines which can describe rdfs:Resource resources.
Name | Type | Notes | Description |
---|---|---|---|
deprecated | boolean | If this property is assigned, the subject class, property, or resource, is deprecated and should not be used in production systems any longer. It may be removed without further notice. | |
hasTag | Resource | Defines an existing tag for a resource | |
identifier | string | Defines a generic identifier for a resource | |
isRelated | Resource | This property defines a symmetric relation between any two resources. In order for this property to be used legally, the relationship must be symmetric. | |
lastModified | dateTime | last modification date | |
numericRating | double | Annotation for a resource in the form of a numeric rating (float value), allowed values are between 1 and 10 whereas 0 is interpreted as not set |
Credits and Copyright
Authors:
- Ludger van Elst, DFKI, <elst@dfki.uni-kl.de>
- Michael Sintek, DFKI, <michael.sintek@dfki.de>
- Siegfried Handschuh, DERI/NUIG, <siegfried.handschuh@deri.org>
- Simon Scerri, DERI/NUIG, <simon.scerri@deri.org>
Editors:
- Simon Scerri, DERI/NUIG, <simon.scerri@deri.org>
- Tracker developers (translation into turtle)
Contributors:
- Antoni Mylka, DFKI, <antoni.mylka@dfki.de>
- Julien Gaugaz, L3S, <gaugaz@l3s.de>
- Knud Möller, DERI/NUIG, <knud.moeller@deri.org>
- Leo Sauermann, DFKI, <leo.sauermann@dfki.de>
- Max Völkel, FZI, <voelkel@fzi.de>
- Sebastian Trüg, EDGE-IT, <strueg@mandriva.com>
Upstream: Upstream version
ChangeLog: Tracker changes
Copyright:
© 2007