Extraction of Binary Character/Graphics Images from Grayscale Document Images.
Mohamed KamelAiguo ZhaoPublished in: CVGIP Graph. Model. Image Process. (1993)
Keyphrases
- camera captured document
- document images
- gray scale
- gray scale images
- line extraction
- morphological operations
- printed documents
- region detection
- text lines
- optical character recognition
- historical documents
- binary images
- binary and gray scale
- document image analysis
- document analysis
- input image
- printed text
- image binarization
- computer vision
- scanned images
- inverse halftoning
- color images
- scanned document images
- mathematical morphology
- object recognition
- scanned documents
- image data
- grayscale images
- text regions
- original images
- error diffusion
- gray level
- image collections
- histogram equalization
- image analysis
- image retrieval
- license plate
- character recognition