Keyphrases
- document images
- retrieval systems
- information retrieval systems
- information retrieval
- document clustering
- document collections
- document processing
- document classification
- document retrieval
- web documents
- flow patterns
- document structure
- document analysis
- document representation
- ranked list
- feature selection
- neural network
- data sets
- web search
- text mining
- optical flow
- website
- vector space model
- real time
- database