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Influence of Color-to-Gray Conversion on the Performance of Document Image Binarization: Toward a Novel Optimization Problem.
Rachid Hedjam
Hossein Ziaei Nafchi
Margaret Kalacska
Mohamed Cheriet
Published in:
IEEE Trans. Image Process. (2015)
Keyphrases
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image binarization
document images
color images
color information
binarization method
color space
gray images
euler number
optical character recognition
edge detection
image quality
hardware implementation
color features
median filtering