Keyphrase extraction from single textual documents based on semantically defined background knowledge and co-occurrence graphs.
Mauro Dalle Lucca TosiJúlio Cesar dos ReisPublished in: Int. J. Metadata Semant. Ontologies (2021)
Keyphrases
- co occurrence
- background knowledge
- keyphrase extraction
- semantic information
- domain knowledge
- wordnet
- keyphrases
- prior knowledge
- semantic similarity
- named entities
- semantic relations
- knowledge base
- artificial intelligence
- learning algorithm
- topic models
- query terms
- text categorization
- domain specific
- knowledge representation
- databases