Semantic Query Expansion for Arabic Information Retrieval.
Ashraf Y. MahgoubMohsen A. RashwanHazem M. RaafatMohamed A. ZahranMagda B. FayekPublished in: ANLP@EMNLP (2014)
Keyphrases
- query expansion
- information retrieval
- information retrieval systems
- spreading activation
- retrieval effectiveness
- language model
- relevant documents
- language modeling
- relevance feedback
- text retrieval
- retrieval model
- ad hoc retrieval
- model for information retrieval
- semantic search
- pseudo relevance feedback
- automatic query expansion
- original query
- query terms
- biomedical information retrieval
- test collection
- vocabulary mismatch
- term selection
- query expansion methods
- semantic similarity
- retrieved documents
- document retrieval
- semantic information
- information access
- semantic network
- document ranking
- n gram
- short queries
- document collections
- information extraction
- natural language
- search engine