Document Image Retrieval in a Question Answering System for Document Images.
Koichi KiseShota FukushimaKeinosuke MatsumotoPublished in: Document Analysis Systems (2004)
Keyphrases
- document image retrieval
- document images
- document analysis
- document image analysis
- question answering
- natural language
- document image understanding
- document processing
- feature vectors
- scanned documents
- mathematical formulas
- page segmentation
- document retrieval
- least squares
- search engine
- image binarization
- historical documents
- scanned document images
- word spotting
- indian languages
- optical character recognition
- digital libraries
- image processing