Automatic identification of light stop words for Persian information retrieval systems.
Mohammad SadeghiJesús VegasPublished in: J. Inf. Sci. (2014)
Keyphrases
- information retrieval systems
- automatic identification
- stop words
- tf idf
- preprocessing step
- retrieval model
- information retrieval
- query expansion
- text retrieval
- document collections
- retrieval systems
- user queries
- inverted file
- information gain
- relevant documents
- retrieval effectiveness
- relevance feedback
- text classification
- retrieved documents
- barcode
- query terms
- document clustering
- mutual information
- principal component analysis
- high dimensional
- feature space
- preprocessing
- pattern recognition