Karteikarten
Semantic Web
Karten in diesem Stapel (7)
- 1What is the Semantic Web?- Vision of new Web
- Based on technologies like:
XML
RDF
OWL
Ontologies
- Uses inference Services - 2Why are metadata becoming more important and how are they used in the Web?- Metadata "data over data"
- Used to represent meaning of some content (e.g. a Picture or a Video) - 3Why are metadata becoming more important and how are they used in the Web?- Content on the Web becomes more & more multimedia -> more difficult to process
- 4Why are metadata becoming more important and how are they used in the Web?- Semantic technologies like RDF or OWL -> used to encode metdata
- Metadata -> can be included in the web by "Microformats", "Microdata", or as "RDFa" - 5What is "Linked Open Data"?- Is about using the Web to connect related Data that wasn't previously linked
- DBpedia -> plays a central role to link different vocabularies
- Data is available as RDF triples - 6Explain the words taxonomy!- Hierarchy of classes/concepts
- Kind of ontology (weak ontology) - 7Explain the words ontology!- Formal representation of knowledge as a set of concepts within a domain, and the
relationships between pairs of concepts
- Can be used to model a domain and support reasoning about entities.
Informationen
- Beschreibung
- Karteikarten am Semantic Web, erstellt von Man Liu am 23/01/2016.
- Erstellt von
- Man Liu
- Aufrufe
- 24
- Tags
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