Color image recovery system from printed gray image.
Jiqiang LinTakahiko HoriuchiKeita HiraiShoji TominagaPublished in: SSIAI (2014)
Keyphrases
- hough transform
- gray images
- color images
- black and white
- barcode
- image processing
- data compression
- binary images
- color information
- preprocessing step
- gray level
- gray scale
- edge detection
- color space
- gray value
- local binary pattern
- halftone images
- inverse halftoning
- low pass
- color features
- image enhancement
- feature vectors
- video sequences