Combining Named Entities with WordNet and Using Query-Oriented Spreading Activation for Semantic Text Search.
Vuong M. NgoTru Hoang CaoTuan M. V. LePublished in: RIVF (2010)
Keyphrases
- wordnet
- spreading activation
- named entities
- co occurrence
- natural language processing
- semantic network
- semantic information
- text documents
- word sense disambiguation
- query terms
- semantic similarity
- information extraction
- named entity recognition
- semantic relations
- keywords
- semantic knowledge
- relation extraction
- semantic features
- concept hierarchy
- video search
- text mining
- query expansion
- query processing
- question answering
- user queries
- knowledge base
- natural language
- semantically related
- information retrieval
- data sources
- video retrieval
- machine translation
- visual features
- search engine
- relevance feedback
- low level features
- visual information
- natural language text
- unsupervised learning
- databases