Low Quality Mobile Image Data Processing Under Uneven Shading - Separating and Cleaning Text Lines and Graphic Regions in mobile Color Document Image.
Xiaohua ZhangNing XieMasayuki NakajimaMasaki HayashiSteven BachelderPublished in: SIGRAD (2016)
Keyphrases
- document images
- text lines
- scanned document images
- low quality
- text regions
- image regions
- line extraction
- scanned documents
- input image
- texture and shape features
- image features
- complex background
- single image
- color images
- printed documents
- document analysis
- high quality
- text detection
- optical character recognition
- document image analysis
- connected components
- hough transform
- handwritten documents
- image content
- image analysis
- structural features
- image segmentation
- outdoor scenes
- bounding box
- region of interest
- edge map
- object recognition
- palmprint