Experiments with dictionary-based CLIR using graded relevance assessments: Improving effectiveness by pseudo-relevance feedback.
Raija LehtokangasHeikki KeskustaloKalervo JärvelinPublished in: Inf. Retr. (2006)
Keyphrases
- graded relevance assessments
- pseudo relevance feedback
- test collection
- query expansion
- relevance feedback
- document retrieval
- language model
- retrieval effectiveness
- average precision
- relevant documents
- relevance assessments
- retrieved documents
- trec test collections
- information retrieval
- query terms
- information retrieval systems
- relevance model
- machine learning
- retrieval model
- relevance judgments
- retrieval systems
- text mining
- probabilistic model
- image retrieval
- bayesian networks