Query Expansion Based-on Similarity of Terms for Improving Arabic Information Retrieval.
Khaled ShaalanSinan Al-SheikhFarhad OroumchianPublished in: Intelligent Information Processing (2012)
Keyphrases
- query expansion
- information retrieval
- expansion terms
- query terms
- information retrieval systems
- term selection
- automatic query expansion
- retrieval effectiveness
- original query
- query expansion methods
- probabilistic retrieval model
- trec genomics track
- language model
- pseudo relevance feedback
- language modeling
- vocabulary mismatch
- relevant documents
- retrieval model
- text retrieval
- initial query
- relevance feedback
- ad hoc retrieval
- interactive query expansion
- retrieved documents
- document retrieval
- biomedical information retrieval
- passage retrieval
- model for information retrieval
- semantic similarity
- co occurrence
- short queries
- relevance model
- question answering
- ranked retrieval
- machine learning
- language modeling framework
- biomedical text
- text mining
- test collection
- document ranking
- document level