Keyphrases
- shape retrieval
- text retrieval
- information retrieval
- shape similarity
- document analysis
- semantic content
- multimedia documents
- document indexing
- trademark images
- text indexing
- text mining
- query expansion
- cross media
- shape model
- document retrieval
- retrieval engine
- text extraction
- multimedia search
- conceptual retrieval
- retrieval model
- shape descriptors
- relevance feedback
- text collections
- document content
- free text
- shape analysis
- test collection
- shape features
- content and structure
- multimedia
- keywords
- image retrieval
- content extraction
- d objects
- information retrieval systems
- web documents
- text documents
- video search
- shape matching
- string matching
- retrieval systems
- news video
- textual descriptions
- video collections
- shape variations
- natural language