A local linear level set method for the binarization of degraded historical document images.
David Rivest-HénaultReza Farrahi MoghaddamMohamed CherietPublished in: Int. J. Document Anal. Recognit. (2012)
Keyphrases
- document images
- level set method
- historical documents
- ocr systems
- level set
- image segmentation
- active contours
- document image analysis
- topology preserving
- document analysis
- level set evolution
- optical character recognition
- image binarization
- narrow band
- deformable models
- active contour model
- page segmentation
- piecewise constant
- energy functional
- document image understanding
- document processing
- printed documents
- word spotting
- binarization method
- machine learning
- scanned document images
- page layout
- probabilistic model
- image analysis
- image processing