A SOM Variant Based on the Wilcoxon Test for Document Organization and Retrieval.
Apostolos GeorgakisConstantine KotropoulosIoannis PitasPublished in: ICANN (2002)
Keyphrases
- retrieval systems
- document retrieval
- information retrieval
- information retrieval systems
- structured documents
- document analysis
- statistical tests
- retrieval model
- retrieval strategies
- trec web
- document content
- document structure
- document ranking
- test collection
- retrieval quality
- document indexing
- retrieval engine
- self organizing maps
- document images
- query terms
- text retrieval
- document collections
- statistical significance
- effective retrieval
- trec genomics
- multimedia documents
- index terms
- web documents
- neural network
- kohonen self organizing map
- passage retrieval
- web retrieval
- average precision
- search engine
- inter document similarities
- multilingual information retrieval
- keywords
- similar documents
- image retrieval
- relevance feedback
- query expansion
- text documents
- relevance model
- content and structure
- language model
- input data
- feature vectors
- text classification
- competitive learning
- vector space model
- term weighting
- term frequency