Keyphrases
- document analysis
- document processing
- text extraction
- text retrieval
- information retrieval
- text recognition
- scanned documents
- printed documents
- document images
- retrieval engine
- optical character recognition
- cross media
- document indexing
- multimedia documents
- multimedia search
- document retrieval
- character recognition
- image database
- free text
- ocr systems
- semantic content
- document content
- text collections
- content based retrieval
- retrieval model
- information retrieval systems
- video search
- document level
- post processing
- query expansion
- document image analysis
- preprocessing
- page layout
- conceptual retrieval
- content and structure
- news video
- structured documents
- retrieval systems
- image retrieval
- digital libraries
- keywords
- document image retrieval
- multimedia