Keyphrases
- information retrieval
- natural language
- natural language generation
- indexing scheme
- indexing method
- database
- semantic indexing
- image indexing
- text retrieval
- geometric hashing
- textual descriptions
- efficient retrieval
- indexing techniques
- natural language text
- multimedia databases
- multimedia
- index terms
- automatic indexing
- metadata
- efficient indexing
- discourse structure
- neural network