Keyphrases
- morphological operators
- document processing
- mathematical morphology
- digital libraries
- document images
- document analysis
- information retrieval
- text processing
- colour images
- structuring elements
- information extraction
- image analysis
- document clustering
- connected operators
- html documents
- data mining
- flat zones
- automatic extraction
- partial differential equations
- high order
- binary images
- text mining
- k means
- multimedia