Using Visual-Textual Mutual Information and Entropy for Inter-modal Document Indexing.
Jean MartinetShin'ichi SatohPublished in: ECIR (2007)
Keyphrases
- mutual information
- document indexing
- information theoretic
- information retrieval systems
- visual representations
- image registration
- document retrieval
- similarity measure
- feature selection
- information gain
- medical image registration
- visual features
- low level
- normalized mutual information
- keywords
- information theory
- term weighting
- shannon entropy
- metadata
- feature vectors
- feature space
- natural language
- training data
- multimedia
- computer vision
- information retrieval