Automatic Document Topic Identification using Wikipedia Hierarchical Ontology.
Mostafa M. HassanFakhri KarrayMohamed S. KamelPublished in: ISSPA (2012)
Keyphrases
- topic hierarchy
- automatically created
- concept space
- concept hierarchy
- document content
- domain knowledge
- semi automatically
- information retrieval
- document set
- semantic information
- knowledge base
- semi automatic
- document collections
- semantic web
- hierarchical structure
- topic discovery
- document images
- semantic annotation
- textual content
- focused crawler
- knowledge representation
- latent topics
- automatic summarization
- statistical topic models
- ontology mapping
- news stories
- tf idf
- document clustering
- domain ontology
- information retrieval systems
- keywords
- topic specific
- focused crawling
- scientific papers
- hierarchically organized
- topic models
- web documents
- intended meaning
- domain specific