Keyphrases
- information retrieval
- image retrieval
- retrieval model
- information retrieval systems
- image database
- relevance feedback
- efficient retrieval
- test collection
- retrieval systems
- search engine
- measurement noise
- gaussian model
- document retrieval
- query expansion
- text retrieval
- indexing techniques
- retrieval method
- retrieval process
- structured documents
- retrieval accuracy
- markov random field
- learning phase
- image data
- measured data
- bayesian networks
- preprocessing phase