Automatic Extraction of Explicit and Implicit Keywords to Build Document Descriptors.
João VenturaJoaquim Ferreira da SilvaPublished in: EPIA (2013)
Keyphrases
- automatic extraction
- keywords
- keyword extraction
- text documents
- html documents
- web documents
- search engine
- explicit feedback
- relevant documents
- relation extraction
- visual features
- explicit knowledge
- term extraction
- index terms
- user queries
- information retrieval
- document set
- structured documents
- keyword search
- relevant content
- semantic information
- document collections
- shape descriptors
- noun phrases
- text retrieval
- document retrieval
- document images
- wordnet
- similar documents
- global context
- word co occurrence
- video segments
- multimedia documents
- semantic content
- document representation
- text classification
- domain specific