Training a classifier for the selection of good query expansion terms with a genetic algorithm.
Lourdes AraujoJoaquín Pérez-IglesiasPublished in: IEEE Congress on Evolutionary Computation (2010)
Keyphrases
- expansion terms
- selection criteria
- query expansion
- genetic algorithm
- term selection
- training set
- pseudo relevance feedback
- original query
- relevance feedback
- automatic query expansion
- relevant documents
- initial query
- information retrieval systems
- query dependent
- query terms
- information retrieval
- decision trees
- retrieved documents
- ad hoc retrieval
- language model
- feature selection
- training data
- retrieval effectiveness
- language modeling
- feature space
- relevance model
- retrieval model
- retrieval systems
- user queries
- text categorization
- text retrieval
- similarity measure
- query refinement
- document retrieval
- image retrieval
- supervised learning