Text Extraction from Gray Scale Historical Document Images Using Adaptive Local Connectivity Map.
Zhixin ShiSrirangaraj SetlurVenu GovindarajuPublished in: ICDAR (2005)
Keyphrases
- gray scale
- document images
- text extraction
- optical character recognition
- text regions
- historical documents
- gray scale images
- binary images
- color images
- mathematical morphology
- document analysis
- gray level
- connected components
- morphological operations
- grayscale images
- natural scenes
- complex background
- text processing
- error diffusion
- text information
- text lines
- structuring elements
- image quality