Using Scale-Space Anisotropic Smoothing for Text Line Extraction in Historical Documents.
Rafi CohenIts'hak DinsteinJihad El-SanaKlara KedemPublished in: ICIAR (1) (2014)
Keyphrases
- scale space
- diffusion equation
- historical documents
- line extraction
- document images
- handwritten documents
- multiscale
- scale spaces
- scale selection
- handwriting recognition
- document analysis
- hough transform
- image analysis
- gaussian scale space
- nonlinear diffusion
- document image analysis
- anisotropic diffusion
- word recognition
- image features
- morphological operations
- character recognition
- text lines
- partial differential equations
- noise removal
- optical character recognition
- information retrieval
- image enhancement
- scale space theory
- detection method
- feature space
- feature selection