Information retrieval and OCR: from converting content to grasping meaning.
Jamie CallanPaul B. KantorDavid A. GrossmanPublished in: SIGIR Forum (2002)
Keyphrases
- information retrieval
- semantic content
- information retrieval systems
- optical character recognition
- post processing
- metadata
- digital content
- text mining
- search engine
- document images
- question answering
- information extraction
- document processing
- semantic meaning
- page layout
- information filtering
- multimedia content
- learning to rank
- multimedia data
- vision system
- language model
- retrieval effectiveness
- text retrieval
- information access
- retrieval model
- error correction
- query expansion
- latent semantic indexing
- computational linguistics
- relevance feedback
- preprocessing
- multimedia