Conservative preprocessing of document images.
Jin ChenDaniel P. LoprestiGeorge NagyPublished in: Int. J. Document Anal. Recognit. (2016)
Keyphrases
- document images
- preprocessing
- document image analysis
- document analysis
- optical character recognition
- page segmentation
- document image understanding
- feature extraction
- document processing
- image processing
- word level
- language identification
- scanned documents
- word spotting
- scanned document images
- image binarization
- page layout
- printed documents
- mathematical formulas
- line extraction