Binarization of Color Historical Document Images Using Local Image Equalization and XDoG.
Edward RoeCarlos A. B. MelloPublished in: ICDAR (2013)
Keyphrases
- document images
- image binarization
- scanned documents
- scanned document images
- binarization method
- text regions
- printed documents
- gray scale images
- historical documents
- input image
- line extraction
- document image analysis
- image regions
- document analysis
- text lines
- image features
- image retrieval
- document processing
- multiscale
- optical character recognition
- scanned images
- image preprocessing
- pixel values
- color images
- image content
- image capture
- image analysis
- page segmentation
- texture and shape features
- image segmentation
- contrast enhancement
- printed text
- document image understanding
- hardware implementation
- gray scale
- color information
- binary images
- hough transform
- text detection