Automatic query refinement using lexical affinities with maximal information gain.
David CarmelEitan FarchiYael PetruschkaAya SofferPublished in: SIGIR (2002)
Keyphrases
- information gain
- query refinement
- text categorization
- feature selection
- decision trees
- mutual information
- chi squared
- search engine
- query formulation
- relevance feedback
- web search
- naive bayes
- similarity search
- multimedia retrieval
- information retrieval
- natural language processing
- correlation coefficient
- information extraction
- pairwise
- content based retrieval
- data sets