Query expansion methods for collaborative information retrieval.
Armin HustPublished in: Inform. Forsch. Entwickl. (2005)
Keyphrases
- query expansion methods
- information retrieval
- query expansion
- information retrieval systems
- text retrieval
- automatic query expansion
- spoken document retrieval
- language model
- retrieval effectiveness
- pseudo relevance feedback
- retrieval model
- relevant documents
- document collections
- information extraction
- question answering
- expansion terms
- language modeling
- information access
- search engine
- query terms
- relevance feedback
- tf idf
- retrieved documents
- original query
- information seeking
- document retrieval
- cross language speech retrieval