for Tracker 0.16.4 . The latest version of this documentation can be found on-line at http://library.gnome.org/devel/ontology/unstable .


I. Overview
XML schema (XSD): Basic types definitions (int, double,...)
Overview
XSD Ontology Classes
XSD Ontology Properties
Resource Description Framework (RDF): Core RDF classes to keep the internal consistency of the ontology
RDF Ontology Classes
RDF Ontology Properties
Dublin Core metadata (DC): Common superproperties for documents
DC Ontology Classes
DC Ontology Properties
Nepomuk Information Element (NIE): Top classes in the ontology. Almost everything else is subclass of these.
Overview
NIE Ontology Classes
NIE Ontology Properties
Nepomuk Annotation Ontology (NAO): Tags, ratings and other common annotations to all classes
NAO Ontology Classes
NAO Ontology Properties
Nepomuk File Ontology (NFO): About files and other desktop resources.
NFO Ontology Classes
NFO Ontology Properties
Nepomuk Contacts Ontology (NCO): All about contacts. Rough equivalent of the VCARD standard.
Overview
NCO Ontology Classes
NCO Ontology Properties
Nepomuk Messaging Ontology (NMO): Model for messages and communications, including Email, SMS, MMS and phone calls
Overview
NMO Ontology Classes
NMO Ontology Properties
Nepomuk Calendar Ontology (NCAL): Automatic translation of the ICAL standard into ontology. Too complex for our taste. Please check SCAL
NCAL Ontology Classes
NCAL Ontology Properties
Simplified Calendar Ontology (SCAL): Simple and efficient ontology to represent calendar information (events, ToDos, recurrency rules...)
SCAL Ontology Classes
SCAL Ontology Properties
Nepomuk MultiMedia (NMM): Description of multimedia objects like Music, Video and Images
Overview
NMM Ontology Classes
NMM Ontology Properties
Maemo Transfer Ontology (MTO): Representation of download and upload operations in the system
MTO Ontology Classes
MTO Ontology Properties
Maemo Feeds Ontology (MFO): Model for feeds and alike online streams
Overview
MFO Ontology Classes
MFO Ontology Properties
Multimetida Transfer Protocol (MTP) Ontology: Extra properties to add MTP information to the objects in the ontology
MTP Ontology Classes
MTP Ontology Properties
Simplified Maemo Location Ontology (SLO) (experimental/for testing): Simpler, faster, better ontology for locations and landmarks
SLO Ontology Classes
SLO Ontology Properties
Tracker-specific annotations Ontology: Internal tracker properties
TRACKER Ontology Classes
TRACKER Ontology Properties
Maemo-specific classes: Some maemo/meego specific properties
MAEMO Ontology Classes
MAEMO Ontology Properties
Full-text indexed properties in the ontology
II. Notation
III. The big picture